HATTORY-SEIKO 8M15 Exploded diagram Brand HATTORY-SEIKO Caliber 8M15 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4018M15Winding stem03511489840351148.8M15MAIN PLATE(PLASTIC)01000869840100086.8M15TRAIN WHEEL BRIDGE01251869840125186.8M15CENTER WHEEL AND PINION02210429840221042.8M15FOURTH WHEEL AND PINION02411019840241101.8M15Hour wheel02711939840271193
