HATTORY-SEIKO V851BrandHATTORY-SEIKOCaliberV851SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401V851Winding stem03541339840354133401V851Winding stem03511339840351133