Platinum, 18 Karat Gold, Fancy Vivid Yellow Diamond and Near Colorless Diamond Ring, Schlumberger for Tiffany & Co., 1972. Photo Sotheby's The cushion-shaped diamond of fancy vivid yellow color weighing 11.13 carats., framed by bees set with small round...

Pair of 18 Karat Gold, Platinum, Mystery-Set Ruby and Diamond Leaf Earclips, Van Cleef & Arpels, France, 1966. photo Sotheby's The leaves mystery-set with calibré-cut rubies, the central stem set with baguette diamonds, signed Van Cleef & Arpels, numbered...

Bulgari Enamel Snake Bracelet Watch, Italy, 1970s An 18 karat gold and enamel snake bracelet watch by Bulgari. The bracelet is designed with black and white enamel scales and the eyes are set with diamonds. Circa 1970. Sold US, 1960s. A cabochon opal...