This is the original lecture given by Dr. Matthew Clark on the topic of Hairspring Dynamics for American Watchmakers-Clockmakers Institute...
Hairspring Dynamics
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1970’S Nivada watch with AS.1916 movement
Hi: Recently, I bought a Nivada watch with an AS.1916...
cjf90 , 3 days ago
It's a lovely design! The case engraving is the case nu...
Crobieson , 5 days ago
Recent Comments
There is no regulator on the escapement, regulation is achieved using a laser adjustment system…
Thank you.
The 01 number varies according to the position of the complication. For example ST3600 is…
Hi Thomas, the same manual also states: "Automatic selection of time signal stations (JJY only)"…
MANUAL SAYS RECEIVES ALL SIGNALS, NOT JUST JAPAN.
B04 is also used in the new Breitling Super AVI collection. Very impressive movement
I have had correspondence from Oris to confirm that this movement is based on the…