HATTORY-SEIKO 9544BrandHATTORY-SEIKOCaliber9544SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4019544Winding stem03548589840354858.9544MAIN PLATE(PLASTIC)01015989840101598.9544CENTER WHEEL BRIDGE01228549840122854.9544TRAIN WHEEL BRIDGE01258549840125854.9544CENTER WHEEL AND PINION02218699840221869.9544FOURTH WHEEL AND PINION02418599840241859.9544Hour wheel02718449840271844.9544Setting lever03838559840383855.9544BACK PLATE87020243