ETERNA 1457BrandETERNACaliber1457Size13 (18.000)FunctionSC-AUT-CLD-TGVersionHands0,90x1,50Stem5526Stem (subs.)Stem (2 pce)Balance staff25002Balance staff (subs.)Mainspring (subs.)= ETERNA 1456Mainspring (subs.)2637 XBatteryWatchpartsPart NocaliberdescriptionoriginalArtno.105= 1456Barrel bridge922001051456182= 1456Barrel with drum + cover9220018214562031456third wheel922002031456227BSweep second wheel242BCannon pinion with driver255BHour wheel sweep second401Winding stem8025526407Clutch wheel410Winding pignon420= 1456Crown wheel922004201456443= 1456Setting lever assembled922004431456723Balance staff ST -shock-absorber80225002771Mainspring AUT sliding attachemnet820263701143= 1456Oscillating weight assembled9220114314561481= 1456Reduction wheel AUT9220148114561482= 1456Ratchet wheel driving wheel9220148214561485= 1456Reverser chrono92201485145614881456Pawel winding wheel9220148814561497= 1456Bearing wheel9220149714561514= 1456Auxiliary reverser922015141456