HATTORY-SEIKO 6S74 Brand HATTORY-SEIKO Caliber 6S74 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4016S74Winding stem035143098403514304016S74Winding stem03514409840351440