ETA 803.121 Exploded diagram BrandETACaliber803.121Size8 3/4 ( Ecoline )FunctionSC-DD(3)VersionHands0.70x1.20x0.20Stem9046Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery377MovementsArtno.brandcaliberSizehandsfunctionspecial164322ETA803.1248 3/40.70x1.20x0.20SC-DD(3)H2=1.76 WatchpartsPart NocaliberdescriptionoriginalArtno.405803.111Winding stem -mouv.part8029046