MST 431

BrandMSTCaliber431Size7FunctionVersionHands0,60x1,00Stem4907Stem (subs.)Stem (2 pce)Balance staff25301 INCA Reifansatz 69Balance staff (subs.)25303 INCA Reifansatz 74Mainspring (subs.)1,4x6,5x0,065Mainspring (subs.)Battery

Watchparts

Part NocaliberdescriptionoriginalArtno.
210BThird wheel96300210431
401Winding stem8024907
443BSetting lever assembled96300443431
445BSetting lever spring96300445431
703BEscape wheel -pinion 1 lower end-piec.96300703431
721BBalance cplt. -regulated975896300721431
723Balance staff, pivoted80225303
723Balance staff ST -shock-absorber80225301
3001270.002Springs f.-shock-absorber INCA lower022021
5443BScrew for setting lever jumper96305443431
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