16 octobre 2013
Black jadeite and diamond ring
Black jadeite and diamond ring. Photo: Sotheby's. Centring on a faceted black jadeite cabochon, surrounded by circular-cut diamonds extending to the shoulders, mounted in 18 karat white gold. Size: 6½. Jadeite approximately 20.47 x 17.19 x 8.35mm. Estimation...