ETA 7760 Exploded diagram BrandETACaliber7760SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)04235BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled920001007760770BMainspring920007707760770BMainspring0423525567750Datumstern- / Datumanzeiger- Mitnehmerrad92002556775025617750Day indicator at 3 o´clock92002561775025617750Day indicator at 3 o´clock92002562775025617750Day indicator at 3 o´clock920025627750