ETA 578.004 BrandETACaliber578.004Size5 1/2Functiono. SCVersionHands0.55x1.00Stem5072Stem (subs.)Stem (2 pce)5072 negativBalance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery364MovementsArtno.brandcaliberSizehandsfunctionspecial161272ETA578.0045 1/20.55x1.00o. SC161855RONDA751E5 1/20.55x1.00o. SCH1= 0.95 WatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled920001005780110BBarrel and train wheel bridge920001105780144277.001Dial fastener920001442770147950.001Mark support920001479500163977.001Center pipe920001639770203978.001third wheel920002039780210978.001Third wheel920002109780243978.001Free cannon pignon920002439780249978.001920002499780250978.001Hour wheel920002509780401Winding stem8025072407978.001Clutch wheel920004079780435978.001Yoke spring920004359780443978.001Setting lever assembled920004439780450978.001Setting wheel920004509780462978.001Minute train bridge9200046297804000BElectronic module9200400057804017B9200401757804021578.001STATOR9200402157804041578.0019200404157804046978.001Battery insulator, bottom9200404697804067B9200406757804071B9200407157804211978.001ROTOR9200421197804401578.002Bridle (+)9200440157804929101.001Battery92004929101054000578.001Screw f. electr.-module + battery clamp92054000578054000.1578.001Screw for electr.-module + battery clamp92054001578054401578.001Schraube f. E.-Block + Bügel lg. Ansatz92054000578054402578.001Schraube f. E.-Block + Bügel kz. Ansatz9205400157809433978.001Balance sto lever920094339780.