FE 9931 Brand FE Caliber 9931 Size 10 1/2 Function SC-D(3) Version Hands 0.70x1.20x0.20 Stem =10020 (eigen) Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery 371 Movements Artno.brandcaliberSizehandsfunctionspecial166420FE993110 1/20.70x1.20x0.20SC-D(3)166430ETA203110 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),HEAVYDRIVE WatchpartsPart NocaliberdescriptionoriginalArtno.401= 10020Winding stem9280040110022576= 11021Date jumper9280257611024000BElectronic module9280400099314060BCoil9280406099314211= 9930ROTOR9280421199304402BBattery connection (-)928044029931