Vintage chronograph movement question(s)

Was VC cal. 492 used to describe the ebauche of Valjoux Cal. 22 and 23?

What other if any chronograph ebauche did the use?

The current manual wind is based on the Lemania Cal. 2320 or 27?

Any and all info is wellcome



you are correct, Victorin Piguet ebauches were also used, the modern
05/17/2008 - 15:02

cal 1141 is based on Lemania CH 27.

Thank you sir......nt
05/17/2008 - 17:41