HATTORY-SEIKO 7321A Exploded diagram BrandHATTORY-SEIKOCaliber7321ASizeFunctionVersionHandsStem354-735Stem (subs.)354-736 (lang)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO7321A WatchpartsPart NocaliberdescriptionoriginalArtno.4017321Winding stem035473698403547364017321Winding stem0354735984035473540007321Electronic module40017359840400173540607321Coil -red4002-73598404002735.7321MAIN PLATE(PLASTIC)01017359840101735.7321TRAIN WHEEL BRIDGE01257389840125738.7321CENTER WHEEL AND PINION02217359840221735.7321FOURTH WHEEL AND PINION02417359840241735.7321Hour wheel02717359840271735.7321Setting lever03837359840383735