ROLEX 1166BrandROLEXCaliber1166SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.443= 1100Setting lever9810044311001475Rotor bolt (GIB)9810147510305443= 1100Screw for setting lever jumper981054431100