HATTORY-SEIKO 8M44BrandHATTORY-SEIKOCaliber8M44SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4018M44Winding stem03511489840351148.8M44MAIN PLATE(PLASTIC)01000869840100086.8M44TRAIN WHEEL BRIDGE01251869840125186.8M44CENTER WHEEL AND PINION02210909840221090.8M44FOURTH WHEEL AND PINION02411019840241101.8M44Hour wheel02712789840271278