HATTORY-SEIKO 7C21BrandHATTORY-SEIKOCaliber7C21SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4017C21Winding stem03519269840351926.7C21MAIN PLATE(PLASTIC)01007239840100723.7C21CENTER WHEEL BRIDGE01229269840122926.7C21TRAIN WHEEL BRIDGE01259259840125925.7C21CENTER WHEEL AND PINION02219379840221937.7C21THIRD WHEEL & PINION02319359840231935.7C21FOURTH WHEEL AND PINION02419269840241926.7C21Minute wheel02619359840261935.7C21Hour wheel02719269840271926.7C21setting wheel02819259840281925.7C21Clutch wheel02829259840282925.7C21Setting lever03839259840383925.7C21YOKE03849269840384926.7C21SETTING LEVER SPRING03889259840388925.7C21TRAIN WHEEL SETTING LEVER03919259840391925.7C21FRICTION SPRING03969259840396925.7C21FIFTH WHEEL & PINION07019259840701925.7C21Electronic module400072398404000723.7C21COIL BLOCK400272398404002723.7C21Rotor414655598404146555.7C21BATTERY CLAMP422577398404225773.7C21ROTOR STATOR423972398404239723.7C21ANTI-MAGNETIC SHIELD PLATE425955398404259553.7C21BATTERY CONNECTION(-)427072398404270723.7C21BATTERY GUARD439572398404395723.7C21SPACER/HOLDER/WASHER440855598404408555