HATTORY-SEIKO 7S25 Exploded diagram BrandHATTORY-SEIKOCaliber7S25SizeFunctionVersionHandsStem351-260Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4017S25Winding stem03512609840351260.7S25CENTER WHEEL AND PINION02240789840224078.7S25FOURTH WHEEL AND PINION02410109840241010.7S25Hour wheel02714839840271483.7S25Setting lever03830709840383070.7S25DATE DIAL08782709840878270.7S25DATE DIAL08782719840878271.7S25STEM PIPE WASHER89995390