13 mai 2017
Important sapphire and diamond ring, Tiffany & Co., circa 1910
Lot 360. Important 9.79 carats Kashmir sapphire and diamond ring, Tiffany & Co., circa 1910. Estimate 405,000 — 610,000 CHF . Photo: Sotheby's. Claw-set with a sugarloaf sapphire weighing 9.79 carats, the shoulders set with circular-cut diamonds, size...