HATTORY-SEIKO Y136 Brand HATTORY-SEIKO Caliber Y136 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.401Y136Winding stem03547869840354786.Y136MAIN PLATE(PLASTIC)01017969840101796.Y136TRAIN WHEEL BRIDGE01257879840125787.Y136CENTER WHEEL AND PINION02217989840221798.Y136FOURTH WHEEL AND PINION02417639840241763.Y136Hour wheel02717989840271798.Y136Setting lever03837859840383785