HATTORY-SEIKO V636BrandHATTORY-SEIKOCaliberV636SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401V636Winding stem03512959840351295.V636CONDUCTING PLATE86510859