FE 7931 BrandFECaliber7931Size10 1/2FunctionSC-D(3)VersionHands0.70x1.20x0.20Stem= FE 10020 (eigen)Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)Battery395MovementsArtno.brandcaliberSizehandsfunctionspecial166411FE793110 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.4000= 7930Electronic module9280400079304060= 9931Coil928040609931