AM 381BrandAMCaliber381Size8 3/4FunctionAUTVersionHands0,60x1,20Stem6401Stem (subs.)Stem (2 pce)Balance staff26710Balance staff (subs.)27209 INCAMainspring (subs.)1,35x6,5x0,07Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8026401723Balance staff, pivoted80227209723Balance staff ST -shock-absorber80226710