HATTORY-SEIKO 6432A Exploded diagram BrandHATTORY-SEIKOCaliber6432ASizeFunctionVersionHandsStem354-640Stem (subs.)354-641Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4016423AHandsetting stem354-64098403546404000Electronic module4001-54198404001541