This is the original lecture given by Dr. Matthew Clark on the topic of isochronism and positional adjustment.
Dr. Matthew Clark holds a PhD in physical chemistry. At the time of this lecture, he worked for the Institute for Scientific Information.
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hi, im relatively new to watchmaking, been a couple of ...
By Rodders , 4 days ago
im sure it will be a chinese copy of a swiss watch move...
By Rodders , 7 days ago
Intendi un movimento sostitutivo. Potresti provare ad a...
By Rodders , 7 days ago
RE: Help caliber identification
looks like an eta but you would have to get another pic...
By Rodders , 7 days ago
RE: Help movement identification
i believe its aFrance Ebauches 3611Jewels...
By Rodders , 7 days ago
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