A.V. 1220BrandA.V.Caliber1220Size6 3/4x8FunctionVersionHands0,60x1,20Stem5705Stem (subs.)Stem (2 pce)Balance staff28007Balance staff (subs.)Mainspring (subs.)1,35x7,5x0,08Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8025705723Balance staff ST -shock-absorber80228007