Beginner’s Guide to Choosing an Antique or Vintage Clock

Buying your first clock is an exciting journey, but it can also feel a bit daunting. In this article, I’ll share some practical tips and advice to help you choose your first clock and discuss the various types of clocks to consider.

One of the goals of this blog is to introduce antique and vintage clocks to younger generations and inspire an appreciation for these remarkable mechanical devices from the past. In today’s modern age of a throw-away culture, how many items can you think of that still function flawlessly after more than a century? It is a short list indeed!

Before we get started, let me clarify two key assumptions. First, I’m assuming you’re not purchasing your first clock with the goal of turning a profit. If profit is your motive I won’t be much help to you. Having collected clocks for many years, I can tell you that buying and selling clocks rarely yields significant financial returns. Of course, there are always exceptions.

Second, this guide focuses on mechanical clocks rather than electric, quartz, or electro-mechanical models. While some of the latter are certainly attractive, there are other resources available for learning more about these types of clocks.

An antique mechanical clock operates through a system of metal gears and levers, powered by weights or springs, wound manually, and displays the time. These clocks were essential for daily life in the past, providing reliable timekeeping that helped people manage their routines, coordinate activities, and regulate work, particularly before the advent of modern electrical or digital timekeeping devices.

Let’s explore why you would want an antique or vintage clock.

Choosing an Antique or Vintage Clock

Is the clock for decoration, an expression of your new interest in horology, or are you starting a collection? Your motivation for acquiring your first clock is important, as it involves an investment of your money.

Establishing a budget is essential to guide your decision. If your primary goal is to use the clock as a decorative piece, the condition of the case may take priority, and whether the movement works might not be a concern. However, if you want a functional clock and the one you choose is not in working condition, you’ll need to account for potential repair or restoration costs in your budget.

When considering the clock’s condition, it’s important to assess whether it’s running or in need of repair. A case that shows significant wear often indicates that the movement may also be in poor condition. Some damage can be repaired, but other types of damage may be expensive to fix, and if the clock was inexpensive to begin with, the cost of repairs may outweigh the value. An example of this is pieces of veneer missing on a clock. While small imperfections may be acceptable, large areas of missing veneer can significantly affect the clock’s appearance. Replacing large sections of veneer should be left to a professional restorer.

Miniature Ogee
The case requires new sections of veneer

Clocks with an interesting provenance may not only be more desirable to collectors but can also serve as fascinating conversation starters. Understanding who made the clock and where it was produced is crucial. A clock from a renowned manufacturer or region known for quality craftsmanship can be more valuable.

A clock with a well-documented ownership history, especially if it has been in the hands of notable individuals or has an intriguing backstory, can make it more desirable. If it was owned by a historical figure or used in a significant event, this can greatly enhance its appeal.

Look for original labels, receipts, or certificates of authenticity that confirm the clock’s origin, age, and maker.

If the clock has thorough documentation, be prepared to pay a premium price. Look for a clock with a known history of quality repairs or restorations, especially if these were done by reputable professionals.

The location and placement of the clock can influence your choice of type and size. For example, in a 600-square-foot apartment, a grandfather clock might not be the best option. A small mantel or novelty clock can be placed almost anywhere, while wall clocks don’t take up valuable floor or shelf space.

Antique and vintage mechanical clocks require periodic care and upkeep because their components are subject to wear and aging over time. The materials used in older clocks, such as metal gears, springs, and wood, can degrade or become less effective without regular maintenance. This should be taken into account when making your decision.

An emotional connection is important. You should select a clock that you genuinely connect with, as it will become a lasting part of your environment. Purchasing a clock simply because it’s inexpensive, but not to your taste, may lead to regret.

And finally, consider starting with a straightforward, reliable clock before diving into more complex or high-maintenance pieces.

Here are the Types of Clocks to Consider and Why

Mantel Clocks are compact clocks designed to sit on a mantelpiece or shelf. They often feature a strike while some might also feature a chiming mechanism such as Westminster chimes.

A mantel clock is a good entry point for beginners due to its manageable size and the many different styles and designs. In North America, popular examples come from manufacturers such as Seth Thomas, Ingraham, New Haven, Gilbert, and Pequegnat.

Wall Clocks are designed to hang on walls, ranging from simple schoolhouse styles to ornate regulator clocks. These clocks are ideal for those with limited floor space and looking for a functional piece. Look for clocks that are complete, with no missing parts, and inspect hands, glass, and the movement for any problems.

Grandfather Clocks otherwise known as Longcase Clocks, Tall Case Clocks, or Hall Clocks are tall, freestanding clocks often over six feet tall, with pendulums, often featuring intricate mechanisms and chimes. These clocks are statement pieces suitable for those with ample space.

Maintenance can be more demanding, and many of these clocks especially from the 1980s and 1990s have movements that are near the end of or at the end of their service life. A gently used tall case clock can provide many more years of service. While these clocks are undeniably charming, their sound might be a bit too loud for some individuals.

Cuckoo Clocks are typically from Germany, these whimsical clocks are known for their animated cuckoo bird and decorative carvings. These clocks are great for a touch of old country charm and fun, often appealing to families. All inexpensive ones require winding once per day and the cuckoo sound can be annoying for some. Look for an eight-day model instead.

Dave's cuckoo clock
Cuckoo clock

Ogee Clocks are classic 19th-century weight-driven clocks with a simple yet elegant design. They are an affordable entry into antique clocks and often come with a rich history. Ensure the glass and reverse-painted artwork are intact, as these are defining features. Shelf space is required as these clocks are not meant to be hung.

Most are 30-hour clocks that require winding once per day which some might regard as an annoyance if the intent is to have them running daily. Eight-day clocks are preferable since they require winding once per week. For a shelf clock, they are quite large and space could be a factor to consider.

George H. Clark 30 hour Ogee

Shelf Clocks are a broader category encompassing small to medium-sized clocks that fit on shelves or desks. They are practical and versatile, with a range of styles to suit different tastes.

Fancy clocks with intricate visible designs display beautifully and can serve purely decorative purposes.

HAC mantel clock
HAC mantel clock

Anniversary Clocks feature mechanisms that can run a year or more, have glass domes, and feature a rotating pendulum. They make a striking display and serve as fascinating conversation pieces. Historically, they were often presented as wedding gifts.

Kundo standard size 400 day clock

Novelty Clocks are clocks with unique designs, animations, or themes. They add personality and character to any room often sparking conversations. They can be as small as an alarm clock and can be placed just about anywhere in a room.

Chairman Mao Zetong waving as the clock ticks

Buying your first clock is a rewarding experience that combines history, craftsmanship, and personal taste. By considering factors such as your budget, the clock’s condition, provenance, and placement, you can make an informed decision and choose a piece that brings lasting enjoyment.

Remember to select a clock that resonates with you personally, as it will become a cherished part of your space. With thoughtful planning and care, your first clock can be the start of a lifelong appreciation for the art and beauty of horology.

PROFILE MY CLOCK: Empire-style anniversary clock from South Africa

If you have a favorite clock in your collection that has earned a special place in your heart, we invite you to share its unique story with our readers. Whether it’s a vintage masterpiece or a modern marvel, we want to unravel the essence of what makes your clock truly exceptional. Provide me with a history of the clock and/or some interesting details that I could include in a blog article. The only identifier will be the first and last letters of your name and your country location.

I recently received a letter from D in South Africa, requesting assistance in gathering information about a particularly cherished clock that has been a part of his family for many years. D has graciously given consent for me to feature and profile this special family clock on my blog.

D writes

I hope you don’t mind me reaching out to you. My family has an Empire-style anniversary clock that I believe is rare and I am struggling to find any information, relating to its age, maker, or “story”.

Empire anniversary clock

It has been such a part of our family and I regret not exploring the history while family members were still able to shed some light on its origin…
A local clock expert has suggested it was possibly made in the early 1900s in Germany…I contacted Martin Haller who confirmed it was not made by them.

Empire anniversary clock pie crust dial face
Dial face
Empire anniversary clock, pendulum design
Unique pendulum

I believe the clock was imported to South Africa by J Muller (a jeweler)who was originally from the Black Forest in Germany and their family became well-known optometrists here in Cape Town. I think they gifted it to my great-grandparents before the First World War.
If you perhaps have any information about the clock I would be most grateful.
Many thanks, D

Empire anniversary clock back plate
Backplate

I was intrigued by D’s clock and decided to do a little digging

My reply

Hi, and thanks for your email, D. First of all, it is a fascinating clock and, in my view, quite rare. Time is the enemy of memories and once the memories are lost, they are lost forever. I know very little of the history of most of the clocks in my collection, unfortunately, but it is nice to learn that your clock has been in your family for such a long time. At least you can trace most of its history.

The photo of the face is a bit blurry but the names on the dial face of a shelf clock such as yours are usually the retailer or a dedication to an individual. I assume there is no maker’s stamp on the movement.

A Haller clock would have been an excellent guess, but I think not.

The plate image of your clock can be found in the Horolovar manual. The Horolovar manual is an indispensable resource for anyone working on, or collecting torsion clocks.

I have attached two photos from the Horolovar manual, a guide to the repair of 400-day and similar torsion clocks to aid in identifying your clock. Yours has Jahresuhrenfabrik c1902 plate 1471 (see photo). Angemeldet means declared; a “declared patent”.

Patent Angemeldet, image of clock plate for a torsion clock
The backplate of the anniversary clock

I discovered that the clock was designed by Andreas Huber.

Andreas Huber twin-loop temperature compensating pendulum
Andreas Huber twin-loop temperature compensating pendulum

The patent for the movement is dated 1902. Your clock was likely made shortly after that date. While the clock case radiates regal elegance, it is the pendulum that is its most intriguing feature. The pendulum is unique because it is twin-loop temperature-compensating to maintain accuracy throughout its running cycle. A type not found in many anniversary clocks.

Two companies purchased movements from Andreas Huber, Badische Uhrenfabrik, and the more widely known Kienzle, both of Germany. It is also quite possible that Huber sold to other companies such as Schatz or Gustav Becker, but I have found nothing to confirm that.

You have a unique clock and, who knows, a reader somewhere in the world might provide more information so that we can both learn more about this fascinating clock.

Clock books added to the library

Whether you are working on your first clock movement or have repaired dozens, resources, I believe, are essential. There is only so much information gained from a YouTube video, antique clock information site or how-to instructional resources online. Sadly some information is just plain wrong.

There comes a point in time when you simply must have more detailed information that one can reference without painstakingly plowing through a frustrating Google search.

My clock resource library

Opinions vary as to what constitutes an essential clock repair library but I believe a combination of instructional manuals, clock identification guides, and historical horology should be at the heart of any clock library.

I will begin with what I determine to be essential resources and additional resources I have recently added to my library.

But first, here are a few I recommend.

My go-to set of books for American clocks is a series of working manuals authored by Steven G. Conover.

Conover books

Working with Anniversary or 400-day clocks requires the Horolvar 400-day Clock Repair Guide. 400-day clocks can be quite finicky and you are asking for trouble if you do not have this resource. The perfect companion is Mervyn Passmore’s book entitled Anniversary Clock Adjusting. It is a little short on depth but simple and to the point.

Horolovar 400 Day Clock Repair Guide
Horolovar 400 Day Clock Repair Guide

Next are three books by Philip E. Balcome.

Balcomb clock books
  • The Clock Book – An Overview of Heirloom and Contemporary Clocks in the American Home (not a repair book per se but a guide to identifying clock parts, types, styles, and trends)
  • The Clock Repair First Reader – Second Steps for the Beginner
  • The Clock Repair Primer – The Beginners Handbook

Balcome books are easy reads and are targeted at beginners and more advanced repairers.

John Plewes focuses on Canadian Made clocks. This is a good how-to manual though not as detailed as the Conover books mentioned above.

Solid information on Canadian clocks

Now, for my newest books and how I came to be in possession of them.

The Heritage Clock shop in Brockville, Ontario went out of business on May 28, 2022, after 29 years of serving the community of clock lovers. There is a chance that new owners will step in but not yet, so far. Sadly many of these mom-and-pop shops have now disappeared and with it the knowledge and expertise of antique and vintage clocks.

My newest collection of books is as follows. The photos should be self-explanatory.

Price and identification guides
These I would rarely use
A good source of historical background information
Limited use but I might regret throwing these away some day
Perhaps the best books of the new bunch
Good information from the two Candain books on the left

Fortunately, a member of the Ottawa Valley Watch and Clock club was able to pick up the books which were free to a good home. Naturally, that person selected what they wanted and passed the remainder to me through another member.

Most of the books are price guides from the 1980s and 90s though some are helpful guides and manuals. The estimated values of the clocks in the identification guides are outdated as clock prices have dropped precipitously in the past decade but they provide a handy resource for types and models from various manufacturers.

Most of my work up to now has been with American and Canadian clocks, though some are German, French, and of course, British.

What I am missing are instructional manuals for foreign clocks (French, German, etc.), and historical information for Canadian Clock companies. The new books I have brought into my collection do not address this issue but if one is in the process of expanding a clock library it is always a work in progress.

Beat setting – a super quick guide

Having trouble getting that newly acquired clock to run continually. It may be as simple as a clock that is out of beat.

Here is a quick guide for setting the beat on your mechanical clock.

30-hour parlour clock with a pendulum

This quick guide refers to a mechanical clock with a pendulum. 400-day clocks, clocks with a balance wheel or lever escapement require a specific procedure to set the beat.

This movement has a balance type escapement requiring a very different procedure to set the beat

A pendulum clock is in beat when its ticks and tocks are even….tick…tock…tick…tock…, and is out of beat when they are uneven…ticktock…ticktock…ticktock…or tick…tocktick…tocktick…

When a clock is out of beat, either it will not run at all, or it will run for a few minutes and stop.

There are two ways to put a clock in beat. The first, and simplest, is to tilt the clock sideways, one way or the other, and listen for the beat to even out. When the beat is even, prop the clock to stay tilted that way. Now it will run, but it will look funny while tilted. If it is a wall clock the tilt may not be as noticeable but a tilting mantel clock will always look a little strange.

The second way is to adjust the crutch to one side or the other until the beat is even. The crutch is the rod that extends down from the pallets and the pallets are the things that rock back and forth. The pendulum rod passes through either a loop (called a crutch loop) or a forked foot at the end of the crutch.

If the crutch is a simple rod or wire, it is adjusted by bending it to one side or the other. If it attaches to the pallets with a friction joint, it is adjusted by holding the pallets still with one hand, and shifting (pushing) the crutch right or left on the friction joint.

Which way to tilt it? Rich Jones, a master clock repairer, has formulated a simple rule, known here as Arjay’s Maxim:

Sessions Drop Octagon
Sessions Drop Octagon with a pendulum

Tilt her till she ticks with pride
Then adjust the crutch toward the high side


First, use the tilting procedure to make the beat even. Note which side is the high side. Now, straighten the clock so it’s vertical, and adjust the crutch toward the side that was the high side.

How much to adjust it? Trial and error. Adjust the crutch, then start the pendulum swinging and listen to see if it’s in beat. If it isn’t, repeat the procedure. If it goes out of beat the other way, you have adjusted it too much. Adjust it back a little. You should get it right in one or two tries.

Using toothpicks to set the beat on a 400 day clock

Now the beat is adjusted and the clock does not look strange.

A beat amplifier will amplify the beat

A clock that will not run because it is out of beat is one of the most frustrating experiences for a new clock owner. Why would your newly purchased antique mantel clock be out of beat? Because it was adjusted for the last surface it was on.

An 8-day clock – what does that mean?

There’s something deeply satisfying about winding a mechanical clock—feeling the tension build in the spring or watching the weights slowly rise as you turn the key. That simple ritual connects you to generations past, when timekeeping was both a science and a daily habit. Among the many types of mechanical clocks, the 8-day clock holds a special place. Wound just once a week, it blends convenience with craftsmanship, offering the perfect balance of tradition and practicality.

An 8-day clock is a mechanical clock that requires winding only once every seven days. While that may sound simple, there’s more to it than just the winding schedule.

Double-sided winding key

Types of Mechanical Clocks

Mechanical clocks vary in their run times. A 30-hour clock—often called a 1-day clock—needs daily winding. Many ogee weight-driven and alarm clocks fall into this category. Others, especially those with Chinese or Korean movements, can run up to 31 days. You’ll also find clocks rated for 14, 15, or even 60 days, and anniversary clocks, known as 400-day clocks, which run for more than a year on a single wind. The number of days simply refers to how long the clock will run before needing to be rewound.

Arthur Pequegnat Moncton
Arthur Pequegnat Moncton 15-day clock

Why Regular Winding Matters

If you don’t wind a clock near the end of its run time, it will stop when the mainspring or weight no longer provides power. A serviced 8-day spring-driven clock might run a day or two beyond its rated cycle, but eventually, it will stop once the power is depleted.

Junghans 14-day time and strike mantel clock
Junghans 14-day time and strike mantel clock

When an 8-day clock consistently fails to run its full cycle, it’s a clear sign that servicing is needed. Dirt, worn bushings, or tired pivots can all cause power loss. Fresh oil alone won’t solve the issue—mixing new oil with old, dirty oil can actually worsen wear.

Professional clock servicing involves fully disassembling and cleaning the movement, repairing worn areas, reassembling and lubricating it, and testing for accuracy. Though servicing can be costly—and sometimes exceed the clock’s market value—it’s well worth it for pieces with sentimental or historical importance.

It’s normal for an 8-day spring-driven clock to lose a bit of time toward the end of the week. As the mainspring unwinds, the stored energy gradually decreases, slightly slowing the movement.

Speed Variations and Clock Design

Seth Thomas round top
Seth Thomas round top 8-day clock

Some clocks include a device called a stopwork or Geneva stop, which limits the spring’s range to its most consistent section of power. This improves timekeeping but is relatively uncommon today—many clocks that once had stopworks have had them removed by repairers over the years.

Arrows showing Geneva stops or stop works

My Personnel Collection and the Variety of Run Times

Of the more than 80 clocks in my collection, about 30 are running at any given time. Five are 1-day ogee clocks, three have 14-day run times, and the remainder are 8-day models. Most antique and vintage clocks you find in shops or online are also 8-day clocks—the classic “once-a-week winders.”

Keeping a Regular Winding Schedule

Weight-driven 8-day clocks tend to be more accurate than spring-driven ones because their power source—a descending weight—delivers a constant force. They typically need only minor time corrections.

Final Thoughts

Winding your clock at the same time each week ensures steady performance. I make it a Sunday morning ritual to wind my clocks and make any necessary time adjustments.

Like any precision instrument, a clock rewards consistent care. With proper handling, regular maintenance, and timely servicing, an 8-day clock will live up to its name—keeping time faithfully, week after week.

Feel free to share your comments or questions below!

Anniversary clock repair – a replacement suspension spring

Let me start by saying that opinions on torsion clocks are divided—some people have great success with them, while others absolutely loathe them. Despite their seemingly simple design, they can cause endless frustration, which is why many clock repairers tend to avoid them. Fortunately, I seem to be one of the lucky ones.

Kundo standard size 400 day clock
The Kundo Standard size 400-day clock wound once per year

I gifted this clock to my daughter three years ago. She chose it for its intriguing visible movement and the convenience of running an entire year without winding. Recently, she moved across the country, and during the relocation, the clock “broke.” “Can you fix it, Dad?” she asked. “Leave it with me,” I replied.

400-day clocks, also known as torsion clocks, have been around for over a century. They were first produced in limited numbers in the mid-1890s, but their popularity surged after 1900. Between then and the 1980s, thousands were manufactured, becoming a favorite choice for wedding and retirement gifts—hence the nickname “anniversary clock.”

The Kundo model featured here dates back to the late 1950s or 1960s, during the height of production. However, with the advent of quartz clocks, mechanical versions quickly fell out of favor.

Kundo is a well-known name in the world of anniversary clocks. The name is a combination of Kieninger and Obergfell, a highly respected German company. Today, the company continues as Kieninger, operating as a subsidiary of Howard Miller USA.

Dial face Kundo Clock
Dial face, Kundo Clock

Servicing a 400-day Clock

To service a 400-day clock, I highly recommend using the Horolovar 400-Day Repair Guide as a reference. Can you repair a 400-day clock without it? Yes, but the Horolovar guide eliminates almost all the guesswork.

This particular 400-day clock is a Kundo Standard 53, which requires a .0032″ (0.081mm) Horolovar spring. If you don’t have the time or tools to assemble the suspension units yourself, Horolovar (or most clock suppliers) offers fully assembled units. However, these come at a significantly higher cost.

Section 10 of the Horolovar guide includes templates for various clocks. These templates provide precise patterns for positioning the fork and attaching the upper and lower blocks to the suspension wire, ensuring proper assembly.

suspension spring installed on a Kern
The suspension spring assembly includes the top and bottom block plus the fork

The screws on the suspension assembly are very small, so using a high-quality precision screwdriver is essential to avoid damaging them. The suspension spring is longer than needed and will require trimming to fit. Once the spring is securely attached to the fork and blocks, it’s ready to be reinstalled onto the movement.

Kundo anniversary clock movement
Kundo anniversary clock movement

The suspension spring assembly hooks onto the top cock and bottom weights or balls. A threaded thumbscrew on the top base slips into the top block. The bottom block has two pins to which the pendulum hangs. Next are the back spring cover and the locking guard.

Torsion clocks have pendulum locking systems that must be engaged even when the clock is moved just a few feet. Often, the result of an unlocked clock is a broken suspension spring. The locking guard on this clock is an earlier design and looks pretty flimsy in my view but it should work.

Once the spring assembly is installed on the movement it is time to test the beat. The beat should be 8 beats per minute and there should be ample overswing in both directions. A 270-degree rotation is healthy enough.

What makes the 400-day anniversary clock a great addition to a collection?

They are:

  • Relatively inexpensive to buy, although some models like Schatz and Gustav Becker are more sought-after and therefore more expensive.
  • Very quiet in operation.
  • Easy to disassemble, clean, and reassemble due to having few parts.
  • Slow runners, meaning wear is rarely an issue.
  • A fantastic conversation piece.
  • Long runners, with some lasting 400 days or more on a single wind.

What makes them less ideal:

  • Notoriously inaccurate timekeepers.
  • Can be frustrating to fine-tune at times.

Since I had previously serviced this clock, I was able to loosen the tiny screws on the blocks and fork with ease. Sometimes they can be tight and difficult to remove, but on this occasion, everything went smoothly. As of this writing, the clock has been running well for several weeks.

While it’s currently running slightly fast, small adjustments to the regulating dial will slow it down. However, there’s a limit to how much you can adjust, and it’s not a clock I would rely on for precise timekeeping.

Horolovar guide and how to determine the correct suspension spring for a 400 day clock

A 400-day clock, also known as a torsion clock, is a type of mechanical clock designed to run for about a year (400 days) on a single winding. It features a unique suspension system, where a rotating pendulum or torsion spring controls the movement. The clock’s long running time is achieved through a very slow, consistent release of energy from the mainspring, and the mechanism is typically enclosed in a glass dome for display. Though not particularly accurate they are fascinating to watch.

Years ago my daughter gave me a Horolovar guide as a Christmas gift. Any horologist will agree that the Horolovar guide is an indispensable guide when working with 400-day clocks.

It is not a manual one opens up regularly but when working on 400-day or anniversary clocks, as they are often called, it is an absolute necessity.

Horolovar 400 Day Clock Repair Guide
Horolovar 400 Day Clock Repair Guide

The guide was last published in June 1991, and I believe little has changed since then, as I’m unaware of any mechanical anniversary clocks still in production today.

Using the Manual

My daughter was in the midst of moving across the country when she unknowingly overlooked the locking mechanism on the 400-day clock she had received as a gift a few years ago. Upon unpacking it, she found that the suspension spring had snapped. While a snapped suspension spring can’t be reused, it can be easily replaced.

400-day clocks require very specific suspension springs, ones specially designed for each of the many dozens of manufacturers in the past 100 years. Install a suspension spring with an incorrect thickness and length and you are asking for trouble. The correct spring for the make and model of the clock will ensure a smooth-running anniversary clock that will operate for many years.

On the positive side, these clocks run so slowly at 8 beats per minute that it is rare to have worn pivots and bushing holes.

Horolovar templates
Horolovar templates

Back to the clock in question. It is a Kundo anniversary clock made in the 1950s. According to the Horolovar guide, it is model 1371. Model 1371 tells me that the thickness of the suspension spring is .081 mm or .0032″. I’ve worked on similar models before and had some leftover Horolovar suspension springs of that size.

Kundo 400-day clock, made in West Germany

This is essentially a one-hour job. There are two blocks, one at the top and one at the bottom. Carefully unscrew the blocks, ensuring the spring doesn’t become bent during the process (the small screws can be tricky to loosen). Once the blocks are removed, insert the suspension spring and tighten the screws. After securing the blocks, the manual will indicate where to attach the suspension fork.

suspension spring installed on a Kern
Suspension spring installed on a Kern 400-day clock

Install the assembly onto the clock by attaching the top block with a screw that threads into a hole and hooking the bottom block onto the pendulum but your work is not finished.

Now comes adjusting the beat and regulating the clock. There is a bracket above the suspension spring assembly that can be turned slightly (it is a friction fit) in either direction to correct the beat. I set the beat by ear and eye but there is a beat setting tool that can be purchased from a clock supplier if you plan to work on a lot of these clocks. In any event, a beat amplifier is an absolute must.

Most 400-day clocks run at 8 beats per minute. Mine runs slightly faster at 9 beats per minute, but this can be adjusted using the dial-type speed regulator at the top of the four weights. While a clock running a bit fast might seem negligible, over the course of a year, it can accumulate into a significant difference of minutes or even hours. As anyone familiar with these clocks will attest, they are not known for their precision in keeping time.

Can you install a new suspension spring without the Horolovar guide? Yes, but you’ll need to research the correct suspension spring thickness for that specific model and use the old assembly as a template.

That said, it’s much easier to simply buy the guide—it eliminates all the guesswork.

My Schatz W3 movement finally has a brand new custom built clock case

What do you do when you find a movement without a case? Hope that one comes along? Make one?

I discovered an Aug Schatz & Sohne W3 movement at a local antique store for under CAN$20. My wife said, “You should buy that, maybe you can make a case for it”. “Hmm”, I thought; that would be above my pay grade.

W3 refers to three chimes, St Micheal, Whittington and Westminster. It looked interesting and it was not expensive so, why not! Having a movement without a case is like a car engine without the body. Maybe a case will come along someday, I thought.

Back in August of 2017 I appealed to my readers asking, “If you have a spare case that would fit this movement and it is lying around in your shop I’d be very happy to take it off your hands.”

Front plate
Triple chime Schatz movement

Aug. Schatz & Sohne are better known for 400-day clocks (including the 1000-day clock) and ships clocks. They are not typically known for shelf or mantel clocks but it is not too difficult to find them at antique stores and online auction and for-sale sites. The company is well regarded by German clock-makers.

Having a movement without a case is like a car engine without the body

This movement has a lever escapement though earlier versions of the W3 were pendulum driven. This particular escapement has 2 jewels; after came escapements with 7 and later still, 11 jewels.

2 jewelled escapement. Has escapement been serviced as well?

The front and back plates are thick and solid. Cut leaf pinions throughout suggest a robust movement design. There are eight chiming hammers and the chime drum can be switched to one of 4 positions; silent, St Micheal, Whittington and Westminster.

The movement is clean and in good shape though it has been serviced at least once in its life. I counted 13 new bushings and a newer click spring.

I now have a brand new custom built case

Having a movement without a case is like a having a car engine without the body.

Earlier this year my son’s girlfriend suggested that her grandfather could build the case. She said he loves doing this kind of work. Although skeptical at first, I considered her offer. Her grandfather is over 90 years of age but is a skilled craftsman and he continues to work in his woodworking shop in rural Virginia when he is able. She asked him and he agreed. I sent the measurements to him. Better if I brought the movement to him, her grandfather suggested. I gave the movement to her and she brought it to Virginia while on a visit. He was now able to use the movement as a guide to constructing the case.

We corresponded back and forth through email. I gave him complete latitude concerning the design of the case though he sought my approval during certain stages of construction. After a few months, the clock began to take shape. Below is a photo of the completed case taken in his rural Virginia shop.

The harsh lighting of the shop does not do the clock justice

The glass side panels give it an old world look. The hands are original but are lost in the detail of the new dial. I have since painted them a darker colour.

There is ample room for the chime block which I must supply. The chime block is bolted through the base of the case. The chime block is positioned as close to the chiming rods as possible and if the distance has to be closed the chime hammers are bent towards the rods allowing an eighth of an inch or so of space. It is a relatively simple procedure. As they are brittle, chime rods should never be bent!

The chime block will be mounted under the chime hammers

The clock finally arrives at Christmas time (2018)

My son brought the clock back from Virginia in a carry-on suitcase just after Christmas. He took special care not to damage it in any way.

Schatz W3 bracket clock

The detail and craftsmanship are impressive and reflects hours of meticulous work.

The detail work on the case is amazing

Image from H&W Perrin Co. Ltd

I put the final touches on the clock by painting the hands black, attaching four protective felt pads under the base and giving the case two coats of shellac (traditional 1 lb cut) to achieve an antique finish. With the chime block installed the project will be complete.

After writing the maker and expressing how pleased I was of the outcome, he replied;

“I’m glad you like the case and glad that a simple fix got it running. Painting the hands black was an excellent idea, for I worried that reading time would be difficult. I hope you are able to send me a video of clock with chimes.

Best wishes”

The chime block has arrived and is a perfect fit for the case. The installation and final adjustments should be interesting so, check back later.

Kundo 400 day oval anniversary clock – let’s get this thing working!

Of the five anniversary clocks in my collection, none have cost me more than $30. It’s unfortunate because these clocks are truly fascinating devices. They are well-crafted, delicate, and ornamental, driven by spring mechanisms. While many thousands were produced, their abundance is reflected in their low value today. My focus is on collecting the older mechanical models, the last of which were manufactured over 35 years ago, and steer clear of the battery-operated anniversary clocks still being sold.

Among clock repair enthusiasts (horologists), opinions on anniversary clocks vary—some enjoy working on them, while others struggle to develop an affinity for them. I fall firmly into the former group, finding these clocks both intriguing and enjoyable to work on.

Kundo 400 day torsion clock
Kundo 400 day torsion clock

Gustav Becker, Haller, and Schatz 400-day clocks are certainly more desirable, better made, and fetch higher prices. While I don’t have any of these makes in my collection, I am always on the lookout for more desirable and collectible models.

Movement before cleaning
Movement prior to cleaning and showing verdigris on the spring barrel

I picked this up for $5 at a local antique store. When buying one of these clocks, regardless of the price, it’s crucial to check that all parts are present, as sourcing a missing part can be nearly impossible unless you purchase an identical clock for parts. Often, the only issue is a broken suspension spring.

Fortunately, this Kundo clock was complete and in generally good condition. However, the suspension spring had clearly been snapped off due to improper transport. Many people either forget about or are unaware that these clocks feature highly effective pendulum locking mechanisms.

These are called torsion clocks because there is a weighted disk or wheel, often a decorative wheel with 3 or 4 chrome or brass balls on ornate spokes, suspended by a thin wire or ribbon called a torsion spring (otherwise known as a suspension spring). The torsion pendulum rotates about the vertical axis of the wire, twisting it, instead of swinging like an ordinary pendulum.

These clocks operate very slowly—in the case of this Kundo Junior, just 10 beats per minute compared to 100 beats per minute or more for a typical pendulum mantel clock. Due to the slow movement of the gears, wear is minimal, and it’s quite common to find these clocks with a broken suspension spring as their only issue.

Front plate removed
Front plate removed

The movement was disassembled and cleaned in an ultrasonic cleaner. The mainspring was removed from the barrel, cleaned, and serviced. Otherwise, there was minimal wear to the pivot holes. In fact, I have never needed to install a bushing in an anniversary clock because their slow operation results in very little friction.

The old spring was very twisted

Now, it’s time to install the new suspension spring. The suspension spring is a very thin piece of steel running down the back of the clock, designed to twist back and forth while suspending the pendulum balls. It’s crucial not to kink or bend it, as a bent or crimped spring is the most common reason these clocks fail to function properly.

You can purchase pre-assembled suspension springs in kit form—springs already fitted with blocks and a fork—but I’ve found it far more cost-effective to buy the springs separately and re-use the blocks and fork. To ensure accuracy, I consulted my Horolovar manual (I eventually purchased one) to find the exact template—Kundo 5E, in this case. I then unscrew the blocks and fork to install the new spring. Here is an example of a suspension spring from a Kern 400-day clock.

suspension spring installed on a Kern
A new suspension spring was installed on a Kern

Installing the suspension spring requires a little patience. While it is a delicate process, it’s relatively easy to do. It’s best to work on a flat surface. There are screws on both the top and bottom blocks that must be loosened before the new spring can be inserted. The bottom block was a bit stubborn, and a jeweler’s screwdriver is essential—you don’t want to strip those tiny screws.

Use the template in the Horolovar manual as your guide. For the Kern clock mentioned earlier, I had to rely on some guesswork while waiting for the manual to arrive, but once it did, I was able to confirm the measurements. After positioning the blocks, attach the fork and secure it with screws.

Install the bottom block first. Attach the spring block to the 4 pendulum balls with the pin then lock the pendulum balls in place using the locking lever. Some 400-day clocks use a simpler bottom block solution that simply hooks the block into place. Because this one uses a pin it is a bit more frustrating. After the bottom block is secured and locked in place install the top block to the top mount by first slipping the fork over the verge post. In the case of this Kundo it is a small side screw that secures the top block to the mount (saddle?).

I then attached the dial face and the hands then gave the pendulum a gentle 360-degree spin. Not surprisingly the clock failed to maintain its spin. An adjustment was required.

Looking at the top of the clock, you’ll see a screw that can be loosened to adjust the fork in one direction or another. Be very careful not to kink the suspension spring when loosening this screw. Loosen it gently, just enough to allow movement, and make small, incremental adjustments when setting the beat. While you can buy a beat adjustment tool for 400-day clocks, with a bit of trial and error—observing the verge’s action and fine-tuning the beat setter—you’ll eventually find the correct beat. You’ll know it’s “in beat” when the time between the tick and tock is the same. At that point, the clock should run smoothly. Since the ticking is so quiet, it helps to turn off any background noise in the room while making adjustments. I have several loud-ticking clocks in my office, and I stop them to assist with the process.

If you work on enough torsion clocks, a Timetrax or similar beat amplifier will make the task much easier.

The clock has been running for several weeks and is in the process of being regulated. Above the pendulum balls in a regulating adjustment dial. You will see a “+” and a “-“.  Adjusting towards the plus side speeds up the clock and the minus slows it down. I recommend minute turns for either adjustment.

There’s some debate about whether or not to oil these clocks, given the slow movement of the gears. While polishing the pivots to reduce friction can certainly be beneficial, I believe a bit of pivot oil is never a bad idea.

As I mentioned earlier, I’m part of the group that enjoys working on 400-day clocks, appreciating their delicate mechanisms and the satisfaction that comes with restoring them to working condition.

What style of clock do I have?

Clocks have been more than just timekeepers throughout history; they are reflections of art, culture, and technological innovation. Whether for practical use or decorative appeal, clock styles have evolved to match the tastes, craftsmanship, and technologies of their times. Here’s a look at some of the most iconic and varied clock styles.

The clock is an instrument designed to keep and indicate time. It is one of the oldest human inventions. The clock has evolved through the ages from sundials in ancient times to early tower clocks of the 14th century weight-driven clocks and finally spring-driven clocks from the 1840s to the 1970s.

The world of mechanical clocks encompasses a wide variety of styles, and distinguishing between them can often be confusing—such as understanding the difference between a shelf clock and a mantel clock. In this article, I’ll navigate through these terms and highlight the most common styles or types, using examples from my own clock collection to illustrate them.

Mantel Clock

Many auction sites and even professional websites use the word mantle. The correct terminology is “mantel”. A mantle is a shawl or coat worn by women, an important role passed on from one person to another or the earth’s crust. A mantel is the top framing of a fireplace or a shelf above a fireplace opening.

A mantel clock is designed to fit on top of a fireplace or shelf. A mantel clock can be time only, time and strike, or a chiming clock. Generally, if there are 2 winding arbours it is a time and strike clock, if the clock has 3 winding arbours is it a chiming clock that is, it will play a tune on the quarter hours, the most common being the Westminster chime.

Mantel clocks might also be referred to as shelf clocks or buffet clocks.

Kitchen Clock

Arthur Pequegnat kichen clock
Arthur Pequegnat kitchen clock

Kitchen clocks are often referred to as gingerbread clocks or parlour clocks. At times, it can be difficult to differentiate between a kitchen clock and a parlour clock. Gingerbread clocks are distinctive because their designs are typically created by steam-pressing the wooden front face. However, some clocks, like the one above, are made using a powered cutting saw but are still classified as kitchen clocks. Additionally, some of these clocks included alarm mechanisms. The terms gingerbread, kitchen, and parlour are often used interchangeably.

Another type of kitchen clock is shown below. This is an 8-day time-only delft wall clock made by Forestville.

Delft Clock from Forestville
Delft Clock from Forestville
E. N. Welsh Whittier model
E. N. Welch Whittier model

A parlour clock is generally considered more ornate than a kitchen clock, although it may still be referred to as a kitchen clock. It is placed in front hallways, entryways, and so on. The designs are always cut and there may be finials, a mercury-filled pendulum or very ornate design, garish trim pieces, and a decorative tablet.

Vienna Regulator

Gustav Becker two-weight Vienna regulator

There are many styles but most are of the single-weight or two-weight variety. The definition of a Vienna regulator is always open to debate but the consensus among collectors is that they are weight-driven, made in Austria/Germany, ornate in design, have porcelain dials, decorative crowns, large pendulums, and finials on the top and bottom.

The broad definition of Vienna Regulator includes those that are spring-driven. Though not defined as “regulators” it is acceptable among collectors to refer to them as a Vienna style.

Cottage Clock

Canada Clock Co Hamilton Cottage Extra
Canada Clock Co Hamilton Cottage Extra

Sometimes called a mantel clock or a shelf clock, they are usually diminutive in size to occupy a smaller space. They are found in bedrooms and kitchens and are sturdily built since they are often designed to be portable. They come in time only, time and strike, or may have an alarm function.

Carriage Clock

French Carriage Clock
French Carriage Clock

Carriage clocks are portable and were very popular around the turn of the 20th century. French-made carriage clocks are more collectible and fetch generally higher prices although American ones can be quite desirable. Carriage clocks are designed to be portable and are time-only but some are time and strike (with a repeater function) while others may have an alarm function.

Crystal Regulator

Ansonia Crystal Regulator

Crystal Regulator clocks are identified by a brass case with 4 crystals or glass panels. Porcelain dials, Roman or Arabic numerals, ornate in design but sometimes quite garish. Most are 10-12 inches in height though some are smaller. Makers are American and French though French crystal regulators are called four-glass clocks and tend to have higher value. Distinctive by their mercury or faux mercury pendulums. Some have visible Brocot escapements and the time and strike movements are always visible.

Cuckoo Clock

Cuckoo clock
Cuckoo clock

These clocks are pendulum-regulated and make an automated sound like a cuckoo when it strikes the hours. Some can be very intricate with several animated characters. Desirable ones are antiques from the Black Forest region of Germany. Modern ones are generally frustrating to repair, cheaply built, and are poor timekeepers.

Lantern Clock

Converted lantern clock
Converted lantern clock

A lantern clock is a type of antique weight-driven wall clock, shaped like a lantern. They were the first type of clock widely used in private homes. They probably originated before 1500 but only became common after 1600 and in Britain, around 1620. They became obsolete in the 19th century. The one pictured above has been converted into a fusee movement.

Alarm Clock

Baby Ben alarm clock with second hand
Baby Ben alarm clock with seconds hand

Alarm clocks are wound once per day and designed to do two things, wake you and display the time. They are cheap, and are average timekeepers but have long-lasting and reliable movements.

Desk Clock

Kienzle World Time clock
Kienzle World Time clock

These sat on fancy office desks or credenzas in office locations. They are either time-only or time-and-strike. Most were time-only to minimize distractions in the office environment. Some are very attractive and have unique designs and are more decorative than utilitarian. This one above is called a World Time Clock by Kienzle.

Wall Clock

Box clock
German Mauthe Box clock

A wall clock is broadly defined as any clock designed to be hung on a wall, making it a practical and visible timekeeping solution. Wall clocks come in various styles, from simple and functional designs to highly decorative pieces. This one by Mauthe is often described as a German “box” clock which became popular after the First World War and made into the 1940s.

Schoolhouse Clock

Ansonia clock project is complete
Ansonia schoolhouse clock

They are known as schoolhouse clocks because they hung in many schoolrooms in North America. Usually distinctive by their octagon shape and short or long drop feature with a glass door displaying a swinging pendulum. Many thousands were made; they had cheap mass-produced softwood cases and robust movements. Most were time-only though some were time and strike and others even included a calendar function.

When they were marketed years ago they were not called “schoolhouse clocks” but rather, clocks made for the schoolroom.

Novelty Clock

Chairman Mao Zetong waving as the clock ticks
Chairman Mao Zetong waving as the clock ticks

These clocks are designed for the tourist trade with interesting features. In the case of the above clock, a smiling Mao Zedong has his little red book in hand and is waving “to the masses” as the clock ticks.

Ogee Clock

Waterbury OG clock
Waterbury OG clock

It is so-called because of the curved molded wood case. It might also be referred to as an OG clock. The design originated in the United States in the 1830s, distinguished by a case (usually pine) the front outer edges of which are curved into an S-shape (Ogee). This shape is formed by the union of a convex and a concave line. A mass-produced variant of the shelf clock, the Ogee clock typically stands about 30 inches (75 cm) high and is usually weight-driven. The movements were generally made of brass (earlier ones were made of wood) and ran for 30 hours or eight days. This is a 30-hour weight-driven version from the 1870s.

Tall Case Clock

Ridgeway Hamilton Country, Westminster chime
Ridgeway Hamilton Country, Westminster chime

Tall case clocks are known by various names depending on the region. They are referred to as tall-case clocks in American terminology, long-case clocks in British terminology, hall clocks in Canada, and sometimes as floor clocks. However, the most commonly used term is “grandfather clock.”

They are usually weight-driven, with the weights on chains or cables, and are distinctive by their obvious height. They are always 6 feet or over but can be as high as 8 feet high (1.8 to 2.4 meters). They often feature elaborately carved ornamentation on the hood (or bonnet), the frames, the throat, and the dial or clock face. Older ones have 30-hour movements but all modern grandfather clocks run on an 8-day cycle.

Smaller clocks are called grandmother and granddaughter clocks. They are under 6 feet.

Anniversary Clock

Kundo standard size 400 day clock
Kundo standard size 400-day clock

These clocks are also called torsion clocks or 400-day clocks. 400-day clocks are torsion driven having a long suspension spring to which a weight oscillates back and forth. Typically these clocks operate at 8 beats per minute and run for long cycles on a single wind, up to 400 days. These clocks were popular as wedding gifts or gifts to mark special occasions. They are relatively simple to repair but can be finicky to set up. The newer quartz clocks are very accurate but do not replace the charm and curiosity of the older mechanical ones.

Some might call them purely decorative.

Tower Clock

Tower clock
Tower clock in Holguin, Cuba

In the early 14th century large mechanical clocks began to appear in the towers of Italian cities. There is no record of any working models preceding these public clocks that were weight-driven and regulated by verge-and-foliot escapements. They are referred to as Turret clocks in the UK.

In conclusion, while there are sub-categories for some of the clocks described above, this overview provides a general understanding of the commonly used terms. Having this knowledge can be especially helpful when shopping for a special gift or identifying the style of clock you may have in your possession.

Kundo 400 day clock and why I love anniversary clocks – Part II

I have never paid more that 30CDN for one but I see these clocks selling on EBay and other online for-sale sites at twice and three times what I typically pay

This a is Part II of a two part series on repairing a 400 day clock. Part I can be found here.

Attractive dial face
Attractive dial face, free of cracks and blemishes

I have four anniversary clocks (otherwise known as torsion clocks). I have never paid more that 30CDN for one but I see these clocks selling on EBay and other online for-sale sites at twice and three times what I typically pay. In fact, I saw one on EBay this morning (Oct 3, 2017) for 119US plus 39US shipping. The description is amusing:

When I tested it, I spun the balls about a full turn and it continued to spin back and forth for several minutes. From my understanding these things are supposed to go for a whole day without being spun again. I think it might need to be cleaned for it to do that.
The string still looks good; the cover is cracked a little where it connects to the clock but isn’t falling off.

Numerous dents, the pendulum locking guard is there for a reason!
Numerous dents, the pendulum locking guard is there for a reason! Not using it results in a snapped suspension spring and dents

The Horolovar suspension spring arrived today and now to install it in on the movement. 400 day clocks are easy to disassemble/clean and re-assemble but getting it to work correctly can be frustrating. Setting the beat can be a challenge.

To perform servicing on a 400 day clock you must have the Horolovar 400 day Repair Guide as a reference. The guide takes the guesswork out completely.

The old spring was snapped off just above the bottom block and unfortunately it was not re-usable

Horolovar 400 Day Clock Repair Guide
Horolovar 400 Day Clock Repair Guide

Horolovar templates
Horolovar templates

I received my guide as a Christmas gift last year. For my first Kundo miniature (bought and serviced in 2015) I did not have the guide and after a lot of guessing and cursing I managed to get the suspension spring installed correctly but it was more luck than skill.

Unfortunately, I required a new suspension spring for this clock. The old spring was snapped off just above the bottom block and not re-usable.

The guide tells me that this 400 clock is a Kundo Standard 53 that uses a .0032″ or .o81mm Horolovar spring. If you do not have the time to assemble suspension units, Horolovar will gladly sell you completely assembled units but you pay much more. In Section 10 of the guide there are templates for a number of clocks. Having a template at hand allows one to follow a pattern when screwing the fork and the upper and lower blocks to the suspension wire. This clock was template 3A.

The screws on the suspension assembly are very small and it pays to have good quality precision screwdrivers. It was not all joy, however. All went well until I got to the bottom block. The bottom block was seized and it took an extra effort to release the two block screws. However, once I overcame that little issue the completed assembly looked exactly like the template. The spring is longer than necessary and must be trimmed to fit. Now to install it on the movement.

Arrow indicates insertion point for top block
Arrow indicates insertion point for top block

The suspension spring assembly slipped into the top and bottom easily. There is a threaded thumbscrew on the top base that slips into the top block (arrow in photo above). The bottom block has two hanger pins that the pendulum rests on. Next is the back spring cover and the locking guard. The locking guard is an earlier design and looks a somewhat flimsy but should work.

Once installed on the movement it is time to test the beat. The beat should be 8 beats per minute.

Next few days

There is nothing fancy about the beat adjustment. The top block fits into a friction fit base that is moved left or right to find the best beat. Moving the base allows one to position the fork that rocks the pallets back and forth so that the beat can be set.

As of this writing the clock has been running for 48 hours but there is a slight variance in the over-swing on each side after the click (I use toothpicks to check the over-swing – see photo below) which means that while the clock is running and keeping reasonable time the clock is very, very slightly out-of-beat. Minute changes in the next few days will address that.

I rotated the speed adjustment dial just above the pendulum several times as the clock was losing 10 minutes per day and am now discovering that a previous owner or a child perhaps gave that dial a few spins to see what would happen. Setting the time is a slow process and it will take a week or more to set the time correctly.

Using toothpicks to set the beat by observing the position of the over-swing

Working on anniversary clocks is always very satisfying for me and this is why I love them:

  • Anniversary clocks are time-only with few gears,
  • Relatively inexpensive to buy (though some Schatz and Gustav Beckers are less common, more desirable and more expensive),
  • Very quiet (this is a clock to have if a ticking clock drives you crazy),
  • Easy to dis-assemble/clean and re-assemble,
  • Operate so slowly that there is seldom any pivot wear and therefore, easy to service,
  • A great conversation piece,
  • They run for 400 days or more on a single wind though do not depend on them for accuracy.

Final note: this clock will be gifted to my daughter in Victoria who has always been fascinated with anniversary clocks.

 

Crazy Clock Ads – anniversary clocks – you decide, sadly illiterate or cleverly deliberate

400 Dayz, Heirloom Aniversry Clocks

Yoo may chooz clock 3 for ohnly 135$ or 2 for ohnly $185 or 3 for ohnly 235$ or all for jist 350$. Theze 400-day Clocs are in ecselent condishn and reecwire NOH electrisitee and thus NOH batreez, , jist wiinding wunts each year, for constant, dependable time-keeping, noh mater how oftn thu hydro wahz off. Doo note that this kind uv cloc haz at leest a 250 yeerz, air-loom liif-span and sellz for hundredz uv dollarz noo; thu numbr-3 cloc wahz $495 noo; thu numbr-2 wahz $695 and thu fanseer, numbr-1 wahz $795, back when quarts clocs wer beeing introdoosd. I don’t recahl thee exact aje uv them but I can ashoor yoo that thay ahl hav been in mii pohzseshn for les than fiftee yearz, and nun hav any vizible signz uv wear in thair gearz, becuz uv thoze geerz mooving a fraction uv an inch ohnlee 4-timez eech minit, insted uv 60 timez az iz comon with ahl uthr kindz. Ahl-soh, ahl 3 uv theez are thu real thing, NOT thu =FAKE= kind that require batereez and ohnly APEAR too bee authentic, with an electric motor driving thu pendulum and a quartz movement that’s noh mohr reliable than any uthr batery-driven clock. Yoo’re welcum too make uh vyooiing apt. for any time uv any day, sunday throo thurzday.

The clock described in the ad are similar to these in my collection. The prices he or she is quoting are much too high.

Kundo miniature
Kundo miniature

Kern 400 day clock
Kern 400 day clock

Is the seller cleverly deliberate or sadly illiterate? You decide!

 

 

Kundo 400 day clock and why I love anniversary clocks | Part I

The 400-day anniversary clock, also known as long-duration clocks, is a fascinating category of clock known for its ability to run continuously for a full year without needing to be wound. These clocks, often featuring intricate designs and beautifully crafted mechanisms, were first introduced in the late 19th century and have since become a beloved collectible.

Kundo standard size 400 day clock
Kundo standard size 400 day clock

In this article, we’ll explore the history, mechanics, and appeal of these interesting clocks. This is a two-part series. The first part describes my most recent purchase, a 400-day Kundo anniversary clock. Part II involves the installation of the suspension spring, cleaning, testing, and post adjustments.

400-day clocks are known for their inaccuracy, although they are undeniably beautiful and fascinating to observe. A minute lost each day adds up over the course of a year, potentially totaling many minutes—or even hours—by the end. Despite this, I still find great joy in owning and appreciating them.

A brief history

400 day clocks have been with us since about 1900. There were torsion clocks produced before 1900 but in limited numbers from about 1894 onward but the real push was after 1900. The Kundo model you see here was made in the late 1950s or early 1960s, probably the peak and subsequent decline of the anniversary clock era.

Dial face Kundo Clock
Dial face Kundo Clock

Once quartz clocks were introduced mechanical versions declined precipitously. Kundo is one of many companies making anniversary clocks in the 1950s and 60s. Kundo is a combined form of Kieninger and Obergfell. The company exists to this day as Kieninger, a subsidiary of Howard Miller which is part of a larger company.

This particular clock is a good example of a typical anniversary clock of the period. There are signs of wear as one might expect, dents on the base where an unrestrained pendulum did its damage and a snapped suspension spring but all the parts are there, complete with its dome.

Dents from weights bouncing around during transit
Dents from weights bouncing around during transit

The clock was purchased at a local antique store. It is not in running condition. These clocks typically sell for around $50 to $100 or more on online marketplaces. Domes are often chipped or missing entirely. The glass dome on this one is free of chips.

I have ordered a Horolovar spring  (.0032″) and will report on the installation, cleaning, and testing of this 400-day clock. Look for the second part of this series.

Doesn’t all that ticking drive you crazy?

No!

As a clock collector I have quite a few clocks in my home. Most are running daily. There are 34 clocks ticking away in my home as I write this blog article.

I have accepted them as normal sounds in my home

Some collectors have a dedicated clock room in their home but mine are scattered throughout the house. I try to arrange each one so that it fits more or less into the decor of the room. It is a big house and thankfully we have quite a few rooms in which I can display my clocks. I have all manner and styles of clocks including mantel, wall clocks, shelf clocks, carriage clocks, desk clocks, anniversary clocks but just one floor clock. My particular preference is wall clocks; I have 13 of them.

Kienzle clock on display with Ingraham Huron
Kienzle clock on display with Ingraham Huron balloon style shelf clock

Gustav Becker Vienna Regulator and Seth Thomas round top

Arthur Pequegnat Brandon in an upper hallway
Arthur Pequegnat Brandon in an upper hallway

Mauthe Westminster chime mantel clock atop a Stromberg Carlson radio
Mauthe Westminster chime mantel clock atop a Stromberg Carlson radio

So how do I put up with the cacophony of clock noises in the house? One, I thoroughly enjoy the sound of a mechanical clock and two, I have accepted them as normal sounds in my house.

However, there are rules in our house.

  1. No striking or chiming clocks in or near the master bedroom.
  2. No clocks in the bathrooms.
  3. Clocks are stopped in those areas where guests are sleeping unless they do not object.

Are there clocks in the bedroom? Of course, three to be exact. Two are 400 day clocks like the one in the next photo and the third is a banjo clock.

9 inch 400 day Kundo clock
9 inch miniature 400 day Kundo clock

The Ingraham Nordic banjo clock has a front-wind lever escapement and I would challenge anyone to hear this clock across a room. Is is no louder than an old alarm clock. The 400 day clocks are, of course, virtually silent.

We have a Mauthe box clock in our family room that makes such a wonderful sound that I actually pause the TV to listen to it

Ingraham Nordic Banjo Clock
Ingraham Nordic Banjo Clock

This is my advice to those of you who love mechanical clocks but are bothered by the “noise”:

  • Some clocks are loud tickers and some are not. As a general rule American clocks tend to be much louder tickers than German or French clocks. Loud clocks should be placed in noisy areas
  • Avoid clocks that have a striking or a chiming train. If you are not fond of the sound of an hourly or quarter hour strike clock, simply search for a time-only clock.
  • Most chiming clocks (Westminster chimes are the most common) have a shut-off feature located on the dial face.
  • For time and strike clocks simply wind the time side only. However, purists would say that this is not good for the clock.
  • Carriage clocks, clocks with lever escapements (like the Nordic above) and 400 day clocks are exceptionally quiet and do not normally strike or chime (however, some carriage clocks do strike).
  • Locate your clocks in an area where you will not be bothered by them, a dedicated room, for instance.
  • Stop your clock or never wind it. Perhaps you can appreciate your clock as a piece of art or furniture rather than as a timepiece.
  • For the nostalgic, run your clocks only at certain special times of the year.

Box clock
Mauthe Box clock

I rarely hear my clocks. Yes, I am aware of the ticking if I stop and listen. By and large I am not at all bothered by the sounds of my clocks. In fact, we have a Mauthe box clock in our family room that makes such a wonderful bim-bam sound that I actually pause the TV to listen to it.

9 reasons why you should buy a mechanical clock

The world is changing and sadly, we are living in an increasingly throw-away society. We are taught at an early age that not many things are meant to last and using a throw-away product “guarantees” that the new product will function much better, but does it? I read a news article recently that Norway plans to introduce lower taxes on items that have been renewed or refurbished encouraging its citizens to reuse rather than dispose. Many would consider it a small but important step. It prompted me to write this article.

Here are 9 reasons why you should buy a mechanical clock.

1) Great for the environment. Clocks do not depend on electricity. We all agree that cutting your carbon footprint is always a good thing. Yes, you might think that a quartz clock is great for the environment since it lasts a long time and is both dependable and reliable when the power goes out but what happens when that battery fails. Where does that battery go? The landfill site, of course! Think about it, every part of mechanical clock is fully recyclable, the wood, the metal and the glass.

2) Prompts you to reconsider our disposable society: We are living in an increasingly disposable society. Collecting antique clocks may cause you to think about how you view other things in life, your place as a consumer in our society and how you can do your little bit to further the cause of preserving our environment. In this age of excessive over consumption it is refreshing that some things like a clock can be re-used, repaired and renewed.

one-weight Vienna wall clock
One-weight Vienna miniature wall clock, unmarked, circa 1870

3) Great in a power outage; During power outages your mechanical clock will keep on ticking. And tick it will as long as you wind it regularly. And during that power failure you will also notice that the only thing you will hear will be the sound of your ticking clock above the eerie silence of the house.

4) Exercises the brain; Your curiosity about a particular clock might prompt you to research it’s history, or the era that the clock was made. Or, curiosity has led you to maintaining your own clocks. No one can argue that expanding your knowledge of mechanical things, learning new skill-sets, exploring new areas of interest, and learning something from the past is great for healthy brain development.

Centering prior to drilling
Learning to bush a clock plate

5) When it breaks it is something you can actually fix: When it breaks you fix it rather than throwing it out which you would likely do for most other items around your home. That means learning new skills when fixing it yourself or helping the local economy by buying repair tools/equipment or searching out a clock repair person (horologist) in your community.

6) An heirloom; pass it on to your children. Clocks are memories by association. Children love receiving clocks from their parents not only because of their collectible and intrinsic value but as a keepsake, a reminder of good times and happy memories. Yes, they are timeless gifts!

Gustav Becker two weight regulator
Gustav Becker, a retirement gift that I will pass on to my children

7) A soothing sound in a room. Intoxicating to some, annoying to others. Some clocks have beautiful tones and melodies. I always ask guests who stay over whether they mind a clock ticking in their bedroom. A striking or chiming clock might be considered an annoyance when one is not accustomed to the sound. If they suggest stopping the clock I always comply without question. The exception, of course, is the anniversary clock which emits no sound whatsoever. My sister has a number of vintage and antique clocks, she has very little idea how they work but loves the look and the sounds they make.

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You would have to have exceptional powers to hear this 400 day clock in any room

8) Gets you out of the house; My wife and I are into antiquing and that means getting in the car and driving around our beautiful province. We get some exercise, discover new places, meet new people, exchange stories and bring back memorable articles including our cherished clocks.

9) A conversation starter; It is a conversation starter; I have two clocks that are over 140 years old and many that are at least 100 years old. Can’t think of a thing to say when company is over? Well, I can tell you fascinating stories about many of my clocks. I often tell stories of our clock hunting adventures throughout Nova Scotia and other parts of Canada and some of the characters we meet along the way.

Go out and buy a mechanical clock! Clocks are not only good for the environment but they are good for the soul.

Antiquing on a Sunday afternoon

Carriage clock with Jeweler's inscription
Carriage clock with Jeweler’s inscription

Sadly the number of antique shops in Nova Scotia is dwindling. We were antiquing in the city of Halifax (Nova Scotia, Canada) this past spring and one of the store owners remarked that there used to be dozens of antique shops in the city, now only a few remain. There are still a few antique shops left in the rural areas and one of our favorites is located in Great Village, Nova Scotia. We decided on a little drive to Great village on a sunny fall Sunday. We were not disappointed in the variety of clocks we discovered. Although I saw all the following clocks during our day of antiquing I bought only one, the Kern “diamond face” 400 day clock (see photo below).

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Window display

Unknown French clock
Unknown French clock

I want to give readers a sense of what is out there if you are collector like myself  or you are new to collecting. Now is an excellent time to buy. There are certainly deals to be found and plenty of clocks in the shops. My personal experience is that the antique stores are great places to buy clocks but it can be bit of a gamble. For example, the Kern 400 day clock was advertised for a very fair price complete with glass dome. I asked the store owner if they knew anything about clocks and they said “no, nothing at all”. Sometimes that is a very good answer! The tag on the clock said “as is”. The owner evidently thought the pendulum balls were seized. Prior to the purchase I discovered, that they were, in fact, in their locked position. I got the clock home, unlocked it, gave a little push and it has been running for the past week.

Stamps for sale
Stamps for sale

You can get a “steal” of a deal, a clunker or something in between in an antique shop. In this same shop two years ago I bought an Arthur Pequegnat Brandon wall clock for under $200. The case is in excellent shape as is the dial but the movement, though barely running, required servicing. Even though I had to put a little more money into the clock I still consider it a great deal!

Having some knowledge of clock models, styles and types in particular is an advantage. Or, perhaps you might have a good sense that what you are looking at is a good deal. In the case of the Kern 400 day clock I inspected it beforehand and found that it was not only complete but in excellent condition. The $58 Garrard time and strike (photo below) might be a good deal but if it is missing the pendulum you are going to have to search long and hard for a replacement or buy one which adds to the cost. You might ask yourself, what else is missing and how much more money would I have to put into it? The Garrard was missing the front glass and I could not figure out how it was attached so I passed on it. Those are some of the factors to consider when you see something at an attractive price.

A doomed Ogee
A doomed Ogee

In the case of the carriage clock (first photo) the seller wants $120 but the day I was there they were offering a 20% discount which works out to $96. There is a jewelers inscription on the front which says Ryrie Bros. Toronto. Ryrie Bros was a jeweler in Toronto and was incorporated in 1905 with James Ryrie as president and W.M. Birks as vice president. In 1924 the firm changed it’s name to Ryrie Birks and finally in 1933 became Birks. As any Canadian knows Birks (Maison Birk) is one of the premier jewelers in this country. One could comfortably date this clock at between 1905 and 1924. Although the tag says that it is French it is likely American. It might be desirable however there are two bothersome issues that I could see right away with this carriage clock. One, the left side beveled glass panel has a chip in the lower back corner and two, there are noticeable hairline cracks in the upper two corners of the face. The tag said it was in working order. $96 may not be a bad price when you consider that comparable clocks fetch upwards of $130 or more + shipping on Ebay. If it is still there before Christmas I might take a second look.

Unknown "marble" desk clock
Unknown “marble” desk clock

This unknown “marble” desk clock was very interesting and quite heavy. It had an alarm clock style movement with a key wind and an adjustment for the time, and what appears to be brass bird (duck?) on it’s right side.

Kern diamond face 400 day clock
Kern diamond face 400 day clock

As I mentioned I bought this Kern 400 day “diamond face” clock. It is in excellent condition; unlocked the pendulum, oiled the movement, gave it a gentle push of the pendulum and now running very well.

Could be Session, Ingraham, Ansonia
Could be Sessions, Ingraham, Ansonia

In decent shape, 1873 it said on the label, but the seller wanted too much, $450 if I recall. The seller claims it is running, according the tag. Is it a Sessions, Ingraham, Ansonia or …..?

Sessions shelf clock
Sessions shelf clock in oak case

This clock looked to be in decent shape, the strike side appeared to be working properly. The case is oak but when I picked it up to examine it more closely, the construction, fit and finish had a cheap feel. There was a card inside describing a servicing performed in 1994. $68 – a little high, I thought but there may not be a lot wrong with it.

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I like this clock but know very little about crystal regulators. What I do know is that most American companies made them, from simple brass and glass cases to elaborate cases with cast and gilt ornaments. Equivalent French examples seem to be more valuable than American ones. They can be highly expensive. Generally, the more elaborate the case, the more expensive the clock, even though the simple cases could easily be considered more tasteful. I remember seeing a very ornate one on Antique Roadshow which was valued at $8000. Condition is very important with these clocks, including the condition of the beveled glass, dials, and original finish (generally gilt) on the case ornaments. Is the pendulum supposed to be filled with anything? Mercury? These cylinders looked empty. The seller claims the clock is running and wants $365. A fair price? I don’t know. It needs a thorough cleaning though.

Garrard mantel clock
Garrard mantel clock

This English Garrard clock had a well constructed case and appeared to have a well-made, robust movement but was missing its front glass. I have been to this particular shop several times and nobody seems to be interested in the clock though the price has not changed.

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Seth Thomas made by Talley Industries

I noticed a Seth Thomas mantel clock in a dark corner. This particular example is one that I would not recommend to anyone unless you are a fan of Talley Industries. It is a Seth Thomas Westminster chime mantel clock made by Talley Industries, Peterborough, Ontario in the early seventies with what appears to be an imported West German Hermle movement. This clock was cheaply constructed (corners were chipped), likely has the dreaded plated pivot problem and has absolutely no collector value. Those in the clock collecting world familiar with Seth Thomas know that it was a reputable clock maker for many years and produced many fine clocks but the Talley Industries era must have been a very dark period for the company!

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A unique clock design

I hope this blog article gives the reader some ideas when it comes to antique shop clock shopping. It certainly pays to do your research. Although I love browsing the shops I do not limit my shopping to them. I acquire many of my clocks from a variety of sources including Ebay, Kijiji, and word of mouth but I like browsing through antique shops because there are always other interesting items that catch the eye.

The 400 day anniversary clock

My wife and I were at a little antique shop just outside Truro, Nova Scotia on a typical Sunday drive. I found a lovely Black Forest time-only shelf clock that was reasonably priced and bought it because it had a simple plate movement I was looking for. My wife on the other hand wandered through the same antique store and noticed a Kundo anniversary clock. Kundo was a well known German clock make and is otherwise known as Kieninger & Obergfell. Although we were not really in the market for an anniversary clock the price was right.

I noted at the time that it was not functioning but all it took when I got it home was a winding to get it running again and two weeks to regulate the time. Compared to those I have seen on EBay this one is in excellent condition and cleaned up well. The photos were taken prior to cleaning.

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Kundo anniversary clock

A 400 day anniversary clock is otherwise known as a torsion pendulum clock. The torsion clock is a mechanical clock which keeps time with a mechanism called a torsion pendulum. This is a weighted disk or wheel, often a decorative wheel with 3 or 4 chrome balls on ornate spokes, suspended by a thin wire or ribbon called a torsion spring (also known as suspension spring).

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Without glass dome

The torsion pendulum rotates about the vertical axis of the wire, twisting it, instead of swinging like an ordinary pendulum. The force of the twisting torsion spring reverses the direction of rotation, so the torsion pendulum oscillates slowly, clockwise and counterclockwise. The rotation is generally 270 to 360 degrees and takes about 7-9 seconds. Mine has a little bit of over-swing which is not problematic.

The clock’s gears apply a pulse of torque (provided by a winding spring) to the top of the torsion spring with each rotation to keep the wheel going. Because they are running so slowly and require little energy, they are capable of running for long periods but are not as accurate as weight driven or other spring driven clocks due to the fact that they are subject to temperature and humidity changes and the long run periods between windings augment any inaccuracy. Mine runs within 2-3 minutes a month and most would consider that to be acceptable.

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Movement and pendulum with speed adjustment dial on top of 4 spokes

An adjustment allows the balls to move in and out of its axis thereby controlling the rate of the clock. The closer the balls are to the centre of the axis the faster they will spin and further from the axis results in a slower rotation. Torsion clocks were popular gifts because they would run a year between windings thus marking an important occasion or anniversary.

Torsion clocks are usually delicate, ornamental, spring wound shelf clocks which typically stand between 9 and 12 inches in height. The polished clock mechanism is usually exposed under a plastic or glass case or dome (need not be, however), to allow one to watch the torsion pendulum turn.

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Movement showing spring barrel

This particular torsion clock was made in the 1970s. Shortly thereafter production of torsion clocks began to decline. There was a minor resurgence of electronically switched electro-mechanical (battery) torsion clocks but otherwise the age of the torsion clock was coming to an end.

Torsion clocks have a long history which I will explore in a future article.

The shelf clock – what is it, exactly?

What is a shelf clock? If you have a number of clocks as I do it can be quite confusing to describe each specific type to the average person but it is really quite simple. Let me explain how you can identify the clock you might be looking at. The term shelf clock is a broad category but I believe it can be classified in the following ways.

Some 180 years ago the first shelf clocks were OG (Ogee) clocks. These were the first mass-produced American clocks, were inexpensive, and were made up to about the late 1870s. They represented the early years of American clock-making and the transition from more expensively produced wood movements to cheaper brass movement clocks. OG clocks are so named because of the double-curved molding on the front of the clock. The curved molding was designed to hide the weights. Many of these clocks were weight driven with 30-hour or 8-day movements and had mirrored or painted tablets. OG clocks were usually 25 inches in height and 15 inches wide and had hardwood veneers covering a softwood frame. They were surprisingly accurate and reliable.

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Spring-driven and weight driven 30 hour OG (Ogee) clocks, made by the Canada Clock Company, circa 1872-76 (Canadian Clock Museum)

Later, more stylish clocks could be found. These are called Column clocks because they would either have a half-column or full column on the left and right or even stacked half or full columns such as the one pictured below. Moldings on the top and bottom would be brought together by columns on each side of the clock with mirrored or painted tablets. Column clocks were almost exclusively weight driven with 30-hour or 8-day movements.

Column clock
Stacked Column clock, circa 1870 (Canadian Clock Museum)

At around 1840 Steeple clocks were introduced. They had a peaked centre section bordered by columns topped with finials and a peaked sash with a decorated (often hand-painted) lower tablet. They were spring driven with 8-day movements. Steeple clocks are very distinctive, stood about 15 inches high with veneered hardwood over softwood, often with reverse-painted scenes and are made by a number of well-known companies.

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Arthur Pequegnat Maple Leaf “fan top” Kitchen clock, circa 1905

Kitchen clocks (Gingerbread) were simple or ornate with carved or steam-pressed patterns made by quick-saws and heavy steel presses, stood 22-24 inches in height and about 15 inches wide, and had a decorated sash which could be a very simple design as you see here or a much fancier reverse-painted glass scene. These inexpensive, visually pleasing timepieces sat in the kitchens of lower and middle-class homes and were produced by the thousands. They were so named because of their likeness to the design of gingerbread houses at the time (early 1900s). They are usually made of oak, walnut or even walnut trimmings on oak with a metal clock face and many had a simple alarm mechanism. The Gingerbread clock you see here is the Maple Leaf “fan top” by Arthur Pequegnat. The Maple Leaf came in 4 unique styles all characterized by the maple leaf decal on the glass door.

Some kitchen clocks had beautifully carved features and figurines such as this stunning clock made by the Hamilton Clock Company (Canada), though a clock such as this might be found elsewhere in the home and considered a parlor clock.

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City of Hamilton, made by the Hamilton Clock Company, circa 1880 (Canadian Clock Museum)

When spring-driven clocks were introduced the Parlor clocks like this Hamilton Clock Company model became popular. They tended to be narrower than column clocks because they had spring-driven movements. These clocks mirrored the furniture styles of the time. This one reflected the Victorian era with its bold figurines, carved finials, elaborate patterns etched into its wooden frame, and the hand-painted floral design of the sash.

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Seth Thomas round top cottage clock, circa 1930

Cottage clocks are less than 15 inches high and typically 8 inches wide are small, simple in design, and take up very little space. Many have basic alarm mechanisms but have one feature that distinguishes them from other pendulum clocks. They have a clip or a clasp that secures the pendulum rod for travel. The “round top” you see here was sold by Henry Birks and Sons an upscale Canadian jeweler. Others had “beehive” tops, flat tops, or octagon tops.

Pendulum rod clip
Pendulum rod clip for Seth Thomas round top

Smaller clocks are often referred to as desk clocks. They are usually mainspring driven with a flat dial. This Kundo 400-day anniversary German clock is an example of a desk clock but it might also be described more specifically as a torsion clock. This one stands less than ten inches tall and has a glass dome, a weighted wheel with 4 balls suspended by a ribbon called a torsion spring, and an exposed movement. It was typically given as a wedding gift.

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Kundo 400 day anniversary clock, circa 1970

Finally, the mantel clock.

Mantel clocks can be ornate, larger, and the centerpiece in a room. This particular clock, a Mauthe pendulum mantel clock offers a precision-built sophisticated German Westminster chime movement in a relatively non-descript but attractive and well-built cabinet that is simple yet elegant.

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Mauthe time. strike and chime, circa 1970

ASIDE: Is it mantel or mantle? I have always considered a mantle as something you wear, a garment or a part of the earth’s crust. A mantel on the other hand is a shelf above, say, a fireplace. I see this word interchanged so often when clocks are advertised or described that either word is universally accepted. I prefer the word “mantel”.

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Ingraham Huron shelf clock, circa 1878

Mantel clocks were inexpensive to make, occupied very little space, and were part decoration and part practical timepieces. Mantel clocks were made with brass, wood, porcelain, slate, Bakelite, and metal though for the most part they were designed to be lightweight (slate clocks and cast iron clocks would be the exception), simple in basic design, and very practical. Mantel clocks have lasted so long, over two centuries, because they are dependable, versatile, and work so well in many domestic situations.

The categories of shelf clocks also include carriage clocks and lantern clocks. One of the first clocks whose movement and external structure was made predominantly from brass instead of iron or wood was the lantern clock. Although the shape of the clock looks somewhat like a lantern, the derivation of the name probably stems from the French word “laiton”, meaning brass. The earliest lantern clocks had striking mechanisms; later in the 17th-century alarms were sometimes added. Some lantern clocks had pendulums and could be hung on the wall.

Carriage clocks were spring-driven clocks developed in 19th century France and are made of plain or gilt brass. They are often no more than 8 inches tall, designed to be portable, and are characterized by a rectangular shape, glass or porcelain panels, and a carrying handle on the top. If you have a Breguet carriage clock as part of your collection you are very lucky indeed!

This is by no means an exhaustive description of the types of shelf clocks. There are others such as swinging clocks, tambour clocks, pillar and scroll, and so on. Whether you are shopping for a clock as a gift or adding one to your collection or even describing what you have seen to a friend, it is important to understand the distinctions between one type and another.

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