HATTORY-SEIKO 5J21BrandHATTORY-SEIKOCaliber5J21SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery3023-24XWatchpartsPart NocaliberdescriptionoriginalArtno.4015J21Winding stem03515579840351557.5J21MAIN PLATE(PLASTIC)01005589840100558.5J21TRAIN WHEEL BRIDGE01255579840125557.5J21ROCKING WHEEL BRIDGE01985579840198557.5J21CENTER WHEEL AND PINION02215589840221558.5J21CENTER WHEEL AND PINION02215599840221559.5J21THIRD WHEEL & PINION02315579840231557.5J21SMALL SECOND WHEEL02405599840240559.5J21FOURTH WHEEL AND PINION02415579840241557.5J21Minute wheel02615529840261552.5J21Hour wheel02715219840271521.5J21Hour wheel02715299840271529.5J21setting wheel02815529840281552.5J21Clutch wheel02825229840282522.5J21INTER.SMALL SECOND WHEEL03175579840317557.5J21Setting lever03835579840383557.5J21YOKE03845579840384557.5J21SETTING LEVER SPRING03885579840388557.5J21TRAIN WHEEL SETTING LEVER03915579840391557.5J21MULTI-FUNCTION WHEEL100255798401002557.5J32SECONDARY BATTERY302324X98403023024.5J21Electronic module400068998404000689.5J21COIL BLOCK400252398404002523.5J21COIL BLOCK400252498404002524.5J21COIL BLOCK400252598404002525.5J21Rotor414652198404146521.5J21Rotor414652298404146522.5J21INSULATOR421652498404216524.5J21BATTERY CLAMP422552298404225522.5J21ROTOR STATOR423952298404239522.5J21ROTOR STATOR423952398404239523.5J21ROTOR STATOR423952498404239524.5J21Battery connection (+)427152298404271522.5J21CIRCUIT HOLDER428355798404283557.5J21SPACER/HOLDER/WASHER440852398404408523.5J21CIRCUIT BLOCK COVER445777298404457772.5J21CIRCUIT BLOCK COVER445777398404457773.5J21CIRCUIT BLOCK COVER445777498404457774.5J21CIRCUIT BLOCK COVER445778398404457783