HATTORY-SEIKO 4M61BrandHATTORY-SEIKOCaliber4M61SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4014M61Winding stem035155298403515523027-26ZBKondensator3027-26Z9840302726Z.4M61MAIN PLATE(PLASTIC)01005549840100554.4M61TRAIN WHEEL BRIDGE01255529840125552.4M61CENTER WHEEL AND PINION02215539840221553.4M61FOURTH WHEEL AND PINION02415559840241555.4M61Hour wheel02715579840271557.4M61Setting lever03835529840383552