What is Nivachron? Nivachron is the name of an anti-magnetic balance spring (aka hairspring) produced by Nivarox-FAR (a Swatch Group...
Nivachron
Brand ETA Caliber Number A31.L11, A31L11 Base Caliber ETA 2892-A2 Movement Type Automatic Lignes 11 1/2”’ Diameter 25.6mm Height 3.85mm...
Brand Certina Caliber Number Powermatic 80.611 Manufacturer ETA Movement Type Automatic, self-winding mechanical Lignes 12”’ Diameter 25.6mm Height 4.6mm Jewels...
Brand Rado Caliber Number R808 (ref: 03.808.060) In-House? No Base Caliber ETA C07.901+ Movement Type Automatic, self-winding mechanical Lignes 11.5”’...
Brand ETA / Valjoux Caliber Number A05.231 Based On ETA 7753 (3-6-9 chrono layout) Movement Type Automatic, self-winding mechanical, bi-compax...
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Hi Omega caliber 571 and 570 escape wheel is same or different
Yep, 763e. That has to be it. Thanks for your confirmation. Many thanks
https://calibercorner.com/ronda-caliber-763e/
Ah, I believe it's a 763e Am I correct?
Glad you found it! https://calibercorner.com/ronda-caliber-763/
Without taking mine apart, I found the same exact watch with the Ronda movement. Face…
Hi Keith, please try posting a picture of the movement and watch in the forum.