HATTORY-SEIKO V091 Brand HATTORY-SEIKO Caliber V091 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.401V091Winding stem03541229840354122