HATTORY-SEIKO 4M61 Brand HATTORY-SEIKO Caliber 4M61 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4014M61Winding stem035155298403515523027-26ZBKondensator3027-26Z9840302726Z.4M61MAIN PLATE(PLASTIC)01005549840100554.4M61TRAIN WHEEL BRIDGE01255529840125552.4M61CENTER WHEEL AND PINION02215539840221553.4M61FOURTH WHEEL AND PINION02415559840241555.4M61Hour wheel02715579840271557.4M61Setting lever03835529840383552