HATTORY-SEIKO 15A Exploded diagram Brand HATTORY-SEIKO Caliber 15A Size Function Version Hands Stem 351-152 Stem (subs.) Stem (2 pce) Balance staff 315-120 Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.721Balnace cplt. -for shock-absorber310-1509840310150
