HATTORY-SEIKO 7320A Exploded diagram BrandHATTORY-SEIKOCaliber7320ASizeFunctionVersionHandsStem354-735Stem (subs.)354-736 (lang)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO7320A WatchpartsPart NocaliberdescriptionoriginalArtno.2507320Hour wheel H = 075027173298402717324017320Winding stem035473698403547364017320Winding stem035473598403547354437320Setting lever assembled0383735984038373540007320Electronic module4001-737984040017374060Coil -red4002-73698404002736.7320MAIN PLATE(PLASTIC)01017379840101737.7320TRAIN WHEEL BRIDGE01257379840125737.7320Räderbrücke01257389840125738.7320CENTER WHEEL AND PINION02217329840221732.7320CENTER WHEEL AND PINION02217349840221734.7320Hour wheel02717349840271734