ETA 2770BrandETACaliber2770Size11 1/2FunctionSC-AUTVersionHands0,90x1,50Stem7247Stem (subs.)Stem (2 pce)Balance staff30726Balance staff (subs.)Mainspring (subs.)1,45x11,00x0,12 AUTMainspring (subs.)= 4006 XBatteryWatchpartsPart NocaliberdescriptionoriginalArtno.100BMain plate jewelled920001002770105BBarrel bridge920001052770110BBarrel and train wheel bridge920001102770121BScrew for balance bridge9200012127701252750Pallet bridge9200012527501442600Dial fastener9200014426001612750Center pipe920001612750180BBarrel with drum + cover920001802770182BBarrel with drum + cover9200018227701952750Barell arbor9200019527502032750third wheel9200020327502102750Third wheel9200021027502272750Sweep second wheel9200022727502422500Cannon pinion with driver9200024225002422758 / 2500Cannon pignon with driverH= 2959200024227582502600Hour wheel9200025026002602600Minute wheel920002602600307BRücker mit bewgl. Spiralklötzchen-Träger920003072770375BStud support ETACHRON9200037527704012750Winding stem920004012750401Winding stem80272474072750Clutch wheel9200040727504102750Winding pignon920004102750415BRatchet wheel920004152770420BCrown wheel9200042027704252520Clicking spring9200042525204302520Click spring9200043025204352600Yoke spring9200043526004402600Yoke spring9200044026004432750Setting lever assembled9200044327504452600Setting lever spring9200044526004502750Setting wheel9200045027504622600Minute train bridge9200046226007052750Escape wheel -pinion straigt piv.9200070527507102600Pallet fork -pinion 1 lower end-piec.9200071026007212750Balance cplt. -regulated9200072127507232750Balance staff ST -shock-absorber920007232750723Balance staff ST -shock-absorber802307267282750Balance staff ST -shock-absorber920007282750771BMainspring AUT sliding attachemnet820400601134BAutomatic device framework9200113427701141BLower bridge for automatic device9200114127701143BOscillating weight9200114327701481BReduction wheel AUT9200148127701482BRatchet wheel driving wheel9200148227701488BPawel winding wheel92001488277014972620Ball bearing9200149726201498BBearing wheel9200149827701530BAuxilary reversing wheel9200153027705101= 2800Case screw0200805105= 2750Schrauben Federhausbr.9200510527505110BScrew for train wheel bridge= 512192005110277051134BSchrauben - Automatkbrücke9205113427705121= 2770Schrauben Unruhkloben9200512127705121BSchrauben Unruhkloben= 5110920051212770514982770Srew for bearing wheel9205149827705415BScrew for crown wheel9200541527705425BSrew for click92005425277094332600Balance sto lever920094332600