HATTORY-SEIKO 7R88 Brand HATTORY-SEIKO Caliber 7R88 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4017R88Winding stem03517009840351700.7R88DATE DIAL08789519840878951