Cabochonsapphire and diamond ring. Centrally set with an oval cabochon natural unenhanced sapphire in an open backclaw setting with an approximate weight of 1.50 carats, and additionally set with forty six round old cutdiamonds in open back grain and rubover settings with an approximate combined weight of 1.00 carats, to a conforming openwork band with intricately pierced fancy backholing, the trumpeting shoulders proceeding to a ridged tapering D-shapeshank. Tested yellow gold, circa 1900.
Cabochon sapphire and diamond ring. Centrally set with an oval cabochon natural unenhanced sapphire in an open back claw setting with an approximate weight of 1.50 carats, and additionally set with forty six round old cut diamonds in open back grain and rubover settings with an approximate combined weight of 1.00 carats, to a conforming openwork band with intricately pierced fancy backholing, the trumpeting shoulders proceeding to a ridged tapering D-shape shank. Tested yellow gold, circa 1900.