Product Details:Miyota Quartz Chronograph Watch Movement 0S10 Overall Height 6.0mm Sold individually Outside Diameter: 13 1/2 Ligne Movement 4.06mm thick The height from the bottom of the watch movement to the top of the sweep second pinion is 6.0mm Has a date display at 3:00/4:00 Requires watch cell: 399 (NOT included) Requires watch hands: hour 1.20, minute .70, and sweep second .17mm (NOT included) Has three small second hands (NOT included) Requires small second hand: .26mm (NOT included) Has NO jewels Stem: 065-441, Tap 10 Replacement movement for Citizen 0510 Miyota quartz movement Japanese assembled