18 septembre 2008
Tanzanite 31.56 carats and diamond ring
Tanzanite and diamond ring The cushion-shaped tanzanite weighing 31.56 carats, framed by 18 round diamonds weighing approximately 4.35 carats, mounted in 18 karat white gold, size 6½. 25,000—35,000 USD Sotheby's New York. Important Jewels. 25 Sep 08,...