Fine and rare Swiss 18K gold skeletonized lever Circa 1981

A  Swiss fine and rare gold and enamel skeletonized keyless watch, circa 1981. Highly engraved gilt jewelled lever movement, barrel cover pierced and engraved with the Calatrava symbol, mono-metallic compensation balance. Blackened Cathedral hands. 18 Carat gold case with bat’s wing pattern edge, sections of blue enamel decorating both bezels, sapphire cabochon winding crown. Movement and case signed. With an Extract from the Archives confirming sale on October 30th 1981 and a presentation case.