1M50 Miyota Quartz Watch Movement is a 3 hand movement (hour / minute / seconds) with BIG DATE @ 3 o'clock position. This gents movement is a 10 1/2 ligne movement, dimensions are 23.30 mm with a thickness of 2.94 mm, overall height 4.39 mm. Hand dimensions are 120/70/17 (h/m/s). 0 jewel movement, uses 364 battery. Stem is part number 065-505 (tap 0.90 mm/ tap 10).