Tag: clock runs slow

Top Reasons Your Mechanical Antique Clock Runs Slow: Tips & Fixes (2025 Ed.)

July 22, 2025

We are quite accustomed to the accuracy of quartz clocks which lose or gain mere milli-seconds per week. Contrast that with an era when folks were content to accept that their mechanical clock would be a minute fast or slow through the week, and it was a common practice to make small adjustments over the … More Top Reasons Your Mechanical Antique Clock Runs Slow: Tips & Fixes (2025 Ed.)

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Seth Thomas column and cornice "Empire" style time and strike shelf clock

My antique clock runs slow – why?

August 13, 2018

There are four general categories of clocks; quartz, electro-mechanical, electric, and mechanical. Mechanical clocks, whether they are antique or vintage are the focus of our discussion on why a clock runs slow. We are quite accustomed to the accuracy of quartz clocks which lose or gain mere milli-seconds per week. Contrast that with an era … More My antique clock runs slow – why?

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