HATTORY-SEIKO 4204 Brand HATTORY-SEIKO Caliber 4204 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4014204Winding stem03514209840351420.4204CENTER WHEEL AND PINION02240679840224067.4204Cannon pinion02251079840225107.4204FOURTH WHEEL AND PINION02414219840241421.4204Hour wheel02711079840271107.4204Setting lever03830509840383050