HATTORY-SEIKO 2340 Brand HATTORY-SEIKO Caliber 2340 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4012340Winding stem035481198403548114012340Winding stem03548109840354810.2340MAIN PLATE(PLASTIC)01018109840101810.2340CENTER WHEEL AND PINION02218129840221812.2340Cannon pinion02258129840225812.2340FOURTH WHEEL AND PINION02418109840241810.2340Hour wheel02718129840271812.2340Setting lever03838109840383810