Keystone Watch Co.

Watches, Miscellaneous watch

KEYSTONE, "Triple Calendar Moonphase", Cal FelsA 693 (Bidynator), Case no. 50030 / 602, men´s wristwatch, 37 mm, steel, self winding (Bidynator), plastic crystal, day (french), date, month, moonphase, leather strap, approx. 1960.