HATTORY-SEIKO 3423A Exploded diagram BrandHATTORY-SEIKOCaliber3423ASizeFunctionSC-DD(3)VersionHandsStem354-545Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryMovementsArtno.brandcaliberSizehandsfunctionspecialHATTORY-SEIKO3423ASC-DD(3) WatchpartsPart NocaliberdescriptionoriginalArtno.2503423hour wheel027154598402715454013423Winding stem035454598403545452577BDay jumper873-545984087354540003421AElectronic module4001-545984040015454060BCoil -red4002-545984040025454216BIsolierscheibe4216-54598404216545.3423MAIN PLATE(PLASTIC)01015459840101545.3423TRAIN WHEEL BRIDGE01255469840125546.3423CENTER WHEEL AND PINION02215439840221543.3423CENTER WHEEL AND PINION02215459840221545.3423FOURTH WHEEL AND PINION02415439840241543.3423FOURTH WHEEL AND PINION02415459840241545.3423Hour wheel02715439840271543.3423Setting lever03835459840383545.3423DATE DIAL08015159840801515