HATTORY-SEIKO 6M91BrandHATTORY-SEIKOCaliber6M91SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4016M91Winding stem03511699840351169.6M91MAIN PLATE(PLASTIC)01001169840100116.6M91TRAIN WHEEL BRIDGE01253009840125300.6M91TRAIN WHEEL BRIDGE01253019840125301.6M91CENTER WHEEL AND PINION02211139840221113.6M91Hour wheel02714139840271413.6M91DATE DIAL08014559840801455.6M91CONDUCTING PLATE86510049.6M91CONDUCTING PLATE86510089