MST 523BrandMSTCaliber523Size11 1/2FunctionSC-CLD-TG- AUTVersionHands0,90x1,50Stem5926Stem (subs.)Stem (2 pce)Balance staff28618Balance staff (subs.)Mainspring (subs.)1,30x10,50x0,11 AUTMainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.205= 520Center wheel drilled + cannon96300203520210= 522Third wheel583796300210522227= 520Sweep second wheel611596300227520401Winding stem8025926410= 520Winding pignon298396300410520710= 520Pallet fork -pinion 1 lower end-piec.- 680596300710520723Balance staff ST -shock-absorber802286181142= 522Upper bridge for automatic device1143= 522Oscillating weight963011435221481= 522Reduction wheel AUT- 6383963014815222543BIntermediate date wheel No. 263860259982556BDatumstern- / Datumanzeiger- Mitnehmerrad6387 (=2560)963025565232566= 521Date corrector3940963025665212576= 521Date jumper963025765212632= 521Date unlocking yoke332496302632521