0S1A Miyota Watch Movement
0S1A Miyota Quartz Watch Movement OS1A is a Multi-Function Chronograph movement. 3 hand movement (hour/minute/sweep second) with 3 indicators, and a date window at the 3 o'clock position. The indicator at the 6 o'clock position records small seconds, the indicator at the 9 o'clock position records hours and the indicator at the 12 o'clock position records 60 minutes. This is the High Hand Execution of the Miyota Movement 0S10. This is a 13 1/2 ligne movement with a diameter of 30.80 mm and a movement thickness of 4.13 mm. The overall movement height is 5.96 mm. 0 jewels, uses 399 battery. Hand dimensions 120/70/17/26 (h/m/s/indicators). Stem use part number 065-453 (tap 0.90 mm / tap 10).