FE 2031 BrandFECaliber2031Size10 1/2FunctionSC-D(6)VersionHands0.70x1.20x0.20StemeigenStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery371MovementsArtno.brandcaliberSizehandsfunctionspecial166431FE203110 1/20.70x1.20x0.20SC-D(6)166430FE203110 1/20.70x1.20x0.20SC-D(3)166242ETAF05.11510 1/20.70x1.20x0.20SC-D(3)H1= 1.27 (1.06),HEAVYDRIVE166243ETAF05.11510 1/20.70x1.20x0.20SC-D(6)H1= 1.27 (1.06),HEAVYDRIVE166850RONDA70510 1/20.70x1.20x0.20SC-D(3)H1= 1.27166849RONDA70510 1/20.70x1.20x0.20SC-D(6)H1= 1.27 WatchpartsPart NocaliberdescriptionoriginalArtno.227Sweep second wheel9280022720312502721Hour wheel928002502721401BWinding stem92800401203125562131Datumstern- / Datumanzeiger- Mitnehmerrad9280255621312576Date jumper4000Electronic module9280400020314060Coil9280406020314401Bridle (+)928044012031