MST 420BrandMSTCaliber420Size11 1/2FunctionSC-AUTVersionHands0,90x1,50Stem6408Stem (subs.)Stem (2 pce)Balance staff32003 INCABalance staff (subs.)Mainspring (subs.)1,45x10,0x0,105Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.180BBarrel with drum + cover96300180420210BThird wheel and pinion-581296300210420401Winding stem8026408404BAufzugwelle -negativ (Werkteil)27678036408407BClutch wheel314196300407420410BWinding pignon296796300410420425BClick96300425420430BClick spring- 245596300430420443BSetting lever assembled369096300443420723Balance staff ST -shock-absorber802320031480BSpannrad6332963014804201499BReverser connecting wheel96301499420