HATTORY-SEIKO Y136BrandHATTORY-SEIKOCaliberY136SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Y136Winding stem03547869840354786.Y136MAIN PLATE(PLASTIC)01017969840101796.Y136TRAIN WHEEL BRIDGE01257879840125787.Y136CENTER WHEEL AND PINION02217989840221798.Y136FOURTH WHEEL AND PINION02417639840241763.Y136Hour wheel02717989840271798.Y136Setting lever03837859840383785