HATTORY-SEIKO A547A Exploded diagram BrandHATTORY-SEIKOCaliberA547ASizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno..A547LIQUID CRYSTAL PANEL451075098404510750