AN ANTIQUE SINGLE-STONE CABOCHON RUBY RING

細節
AN ANTIQUE SINGLE-STONE CABOCHON RUBY RING

Set with a cabochon ruby with rose-cut diamond prongs to the ribbed hoop, circa 1880

Cf.: Bijoux et Objets d'Art Précieux de S.M. le Sultan Abd-Ul-Hamid II, catalogue of the sale at Hotel Drouot, December 1911, lots 98 and 99 for similar rings