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This is the original lecture given by Dr. Matthew Clark on the topic of Hairspring Dynamics for American Watchmakers-Clockmakers Institute...
What is a Lepine watch movement or caliber? The term Lépine comes from a style of pocket watch that has...
This is a fascinating lecture by Roger W. Smith, presented at the Horological Society of New York in December 2017....
What is a Pointer Date? A pointer date aka date pointer (aka date hand) is a calendar complication that typically...
What is a screw balance wheel? Have you ever seen a balance that looks like a tiny helm on a...
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Any anti-magnetic qualities? Does this use a silicon balance spring?
This is what quality watches like the Bulova CURV cost. The fact that it is…
The other issue is that they went with a rotor mechanism that only winds in…
I have a Seiko Solar pilot chronograph from twenty years ago. Never let me down…
i just finished regulating it in a watch i put together and it is +1…
No hacking seconds. Dealbreaker. Don’t settle for less than the ST2130 from Seagull.
Same model here