AS 1311BrandASCaliber1311Size12FunctionVersionHands0,80x1,50Stem7212Stem (subs.)Stem (2 pce)Balance staff30607Balance staff (subs.)30717 INCA / 31706 SSRMainspring (subs.)1,70x10,5x0,12Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027212723Balance staff, pivoted80230717723Balance staff ST -shock-absorber80230607