HATTORY-SEIKO 6531ABrandHATTORY-SEIKOCaliber6531ASizeFunctionVersionHandsStem354-765Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4016531Winding stem035476598403547654000Electronic module4001-756984040017564060Coil -red4002-75598404002755.6531MAIN PLATE(PLASTIC)01017789840101778.6531TRAIN WHEEL BRIDGE01257759840125775.6531CENTER WHEEL AND PINION02217769840221776.6531FOURTH WHEEL AND PINION02417769840241776.6531Hour wheel02717769840271776.6531Setting lever03837559840383755