HATTORY-SEIKO 7A07A Exploded diagram BrandHATTORY-SEIKOCaliber7A07ASizeFunctionVersionHandsStem354-727Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4017A07Winding stem03547279840354727.7A07MAIN PLATE(PLASTIC)01017269840101726.7A07TRAIN WHEEL BRIDGE01257269840125726.7A07Setting lever03837259840383725