A seldom seen movement is western european watches is that Prim 683 movement, made by the czechPrim factory. Even after many years of usage, it is still running like on its first day.
Is uses a Kif Satellor shock protection, a direct driven center second and displays the date. The date can be advanced fast within one hour.
|Number of jewels:||17|
Glucydur anular balance|
|Balance bearing / direction hairspring:||Clockwise|
|Adjust mechanism:||Hairspring key|