HATTORY-SEIKO 3F31BrandHATTORY-SEIKOCaliber3F31SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4013F31Winding stem03547359840354735.3F31MAIN PLATE(PLASTIC)01008239840100823.3F31TRAIN WHEEL BRIDGE01258239840125823.3F31CENTER WHEEL AND PINION02218239840221823.3F31CENTER WHEEL02218259840221825.3F31THIRD WHEEL & PINION02318239840231823.3F31FOURTH WHEEL AND PINION02418239840241823.3F31FOURTH WHEEL & PINION02418259840241825.3F31Minute wheel02618239840261823.3F31Hour wheel02718239840271823.3F31Hour wheel02718259840271825.3F31setting wheel02818239840281823.3F31Clutch wheel02828239840282823.3F31Setting lever03838239840383823.3F31YOKE03848239840384823.3F31SETTING LEVER AXLE SPRING03898239840389823.3F31TRAIN WHEEL SETTING LEVER03918239840391823.3F31FIFTH WHEEL & PINION07018239840701823.3F31INTERMEDIATE MINUTE WHEEL07668239840766823.3F31Electronic module400061198404000611.3F31COIL BLOCK400261198404002611.3F31Rotor414661198404146611.3F31INSULATOR421673598404216735.3F31INSULATOR421961198404219611.3F31ROTOR STATOR423961198404239611.3F31BATTERY CONNECTION(-)427073598404270735.3F31Battery connection (+)427152198404271521.3F31SPACER/HOLDER/WASHER440861198404408611.3F31CIRCUIT BLOCK COVER445782098404457820.3F31BACK PLATE87020760