Pair of Platinum, Black Jade and Diamond Pendant-Earrings, Tiffany & Co.. photo Sotheby's Composed of black jade segments alternating with bands of small round diamonds, signed Tiffany & Co. Estimate 5,000—7,000 USD. Lot Sold 12,500 USD Sotheby's. Important...

Jadeite, Diamond, Onyx and Enamel Pendant-Necklace, Circa 1925. photo Sotheby's The pendant composed of a carved jadeite plaque, circa 1900, depicting scholar's ornaments and auspicious emblems, surmounted by a geometric platinum openwork plaque set with...

Pair of fancy intense yellow diamond pendant-earrings Composed of 2 pear-shaped diamonds of fancy intense yellow color weighing 3.83 and 3.11 carats, 2 marquise-shaped diamonds of yellow hue together weighing 1.32 carats, and 2 pear-shaped diamonds of...

Colombian emerald and triangular-shaped diamond pendant-earrings Set with 2 emerald-cut emeralds weighing 4.90 and 4.46 carats, supported by 2 triangular-shaped diamonds weighing 1.02 carats, all framed by small round diamonds, mounted in platinum. Est....