Miyota 0S10 Quartz Watch Movement (Date at 3h) New Japanese Chronograph
Miyota Calibre Number: 0S10, 0S10A, OS10, OS10A. The stem may need to be cut and fitted. Supplied without hands. Hour, Minute & Chrono Centre Seconds. Sub Dial @ 9h = Chrono Hours. Pushers @ 2 & 4h.