A.V. 450FabrikatA.V.Kaliber450Size8 3/4FunctionSCVersionHands0,75x1,20Stem6205Stem (subs.)Stem (2 pce)Balance staff28007Balance staff (subs.)Mainspring (subs.)1,4x7,5x0,085Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8026205723Balance staff ST -shock-absorber80228007