Art Nouveau Sapphire, Diamond, Platinum-Topped, 14k Yellow Gold Circle Brooch. Featuring six round-cut sapphires weighing a total of approximately 1.15 cttw., accented by eighteen round-cut diamonds weighing a total of approximately 0.10 cttw., set in a platinum-topped, 14k yellow gold foliate motif mounting measuring approximately 27 mm. {Gross Weight: 4.5 dwts}