21 septembre 2013
Platinum, sapphire and diamond ring, Tiffany & Co.
Platinum, sapphire and diamond ring, Tiffany & Co. Photo: Sotheby's. Set with a cushion-cut sapphire weighing 18.99 carats, within a floral mounting decorated with round diamonds weighing .57 carat, size 7½, signed Tiffany & Co., numbered 21455766. Estimation...