HATTORY-SEIKO 6433A Exploded diagram Brand HATTORY-SEIKO Caliber 6433A Size Function Version Hands Stem 354-640 Stem (subs.) 354-641 Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.4016423AHandsetting stem354-64098403546404016433Winding stem03546419840354641.6433MAIN PLATE(PLASTIC)01016499840101649.6433CENTER WHEEL BRIDGE01226429840122642.6433TRAIN WHEEL BRIDGE01256309840125630.6433CENTER WHEEL AND PINION02216429840221642.6433FOURTH WHEEL AND PINION02416429840241642.6433Hour wheel02716429840271642.6433Setting lever03836419840383641.6433DATE DIAL08015229840801522.6433DATE DIAL08015239840801523