ETA 2840BrandETACaliber2840Size11 1/2FunctionSC-CLD-AUT (SWATCH)VersionHandsStem7341Stem (subs.)Stem (2 pce)Balance staff27619 Inc.Balance staff (subs.)Mainspring (subs.)1.23x10.5x0.105 AUTMainspring (subs.)X3132BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.110BBarrel and train wheel bridge920001102840303= 2801-1Regulator Set 3-piece cplt. Etachron920003032836401Winding stem8027341710= 2846Pallet fork -pinion 1 lower end-piec.920007102846721BBalnace cplt. -for shock-absorber920007212840721= 2846Balance cplt. ETACHRON920007212846723Balance staff ST -shock-absorber80227619