Platinum, emerald and diamond ring. Photo Sotheby's. Set with a square emerald-cut emerald weighing approximately 8.50 carats, accented by round and princess-cut diamonds weighing approximately .70 carat, size 5. Estimation 25,000 — 35,000 USD Accompanied...

Magnificent platinum, 18 karat gold, emerald and diamond ring. Photo Sotheby's. Centering a square emerald-cut emerald weighing 61.35 carats, within a mounting accented by marquise and pear-shaped diamonds weighing approximately 17.00 carats, size 6¾....

Platinum, Emerald and Diamond Pendant-Brooch and Chain, Marcus & Co. - Sotheby's Centered by a square emerald-cut emerald weighing approximately 10.40 carats, framed by round diamonds weighing approximately 5.45 carats and 76 calibré-cut emeralds, suspended...

Platinum, 18 Karat Gold, Emerald and Diamond Ring, David Webb. Photo Sotheby's Centered by a square emerald-cut emerald weighing 11.20 carats, flanked by triangular-shaped diamonds weighing 3.79 carats, size 5½, unsigned. Estimation: 125,000 - 175,000...

Platinum , emerald and diamond Devant de Corsage, France, circa 1925. p hoto Sotheby's Designed as a graduated articulated swag supporting cabochon emerald drops weighing approximately 12.00 carats, the top set with an emerald-cut emerald weighing approximately...

Platinum, 18 Karat Gold, Emerald and Diamond Ring. Photo Sotheby's The square emerald-cut emerald weighing approximately 6.35 carats, flanked by triangular-shaped diamonds weighing approximately 1.50 carats, size 7. Estimate 15,000-25,000 USD Note: Accompanied...