H.B. 105BrandH.B.Caliber105Size10 1/2FunctionSCVersionHands0,90x1,50Stem9801Stem (subs.)Stem (2 pce)Balance staff31703Balance staff (subs.)Mainspring (subs.)1,45x9,0x0,11Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8029801723Balance staff ST -shock-absorber80231703