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A customer comes in with their watch, it isn’t keeping time. Usually this means it needs to be serviced. Most of the time it should have been serviced years ago but they have waited until now and it isn’t running well at all. This time it is something different. They just purchased the watch a […]

Magnetism – Enemy of Isochronism

First, isochronism is the ability of a watch to maintain constant time independent of the influences around it. Some of the things that affect isochronism include: magnetism, external shocks, friction, and poise of the balance and hairspring. Magnetism is one that you will certainly notice right away. This week I had a customer’s watch come […]