HATTORY-SEIKO 7T24A Exploded diagram BrandHATTORY-SEIKOCaliber7T24ASizeFunctionVersionHandsStem351-580Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO7T24A WatchpartsPart NocaliberdescriptionoriginalArtno.260BMinute wheel026158098402615804017T24Winding stem0351580984035158040007T24Electronic module4000-70598404000705.7T24CENTER WHEEL AND PINION02215809840221580.7T24FOURTH WHEEL AND PINION02415839840241583.7T24CONDUCTING PLATE86510149