This movement shown here is a completely unknown (even to the literature) and simple pin lever movement, marked as "OC 1" or "OC Cal. R.1" inside. It has got no shock protection and only two jewels. And as you can see on the picture below, the hairspring regulator is bent in such a large "U" shape, that an effective regulation of absolutely impossible.
|Number of jewels||2|
|Balance cock direction||counterclockwise|
|Regulator type||Hairspring key|
Escapement wheel, Fourth wheel, Third wheel, Large driving wheel, Mainspring barrel
|Beats per hour||18000|
OC 1OCOC18 3/4''''''2 Jewels, 8 3/4'''''', 18000 A/h
ERC Super de Luxe ladies' watch