Lot 1888. A Fine Colombian Emerald Ring, weighing 12.85, 3.57 and 3.00 carats. Estimate: 7,000,000-8,000,000 HKD. Lot sold 7,080,000 HKD (903,125 USD). Courtesy Sotheby's. Set with a step-cut emerald weighing 12.85 carats, flanked by two step-cut emeralds...

Lot 560. A diamond, onyx, Colombian emerald and platinum ring by Cartier set with a cushion shaped emerald weighing 27,82 cts, ca 1930. Estimate 600 000 - 700 000 € © Hôtel des Ventes de Monte-Carlo en platine, sertie d'une émeraude de taille coussin...

Lot 179. 9.28 carats Colombian Emerald ring. Estimate 165,000 — 255,000 CHF . Photo Sotheby's. Set with a cushion-shaped emerald weighing 9.28 carats, size 52. Accompanied by Gübelin report no. 1003015, dated 11 March 2010, stating that the emerald is...

Lot 1646. Colombian emerald ring. Estimate 1,800,000 — 2,200,000 HKD. Lot sold 2,540,000 HKD. Photo: Sotheby's 2011. Centring on a cushion-shaped emerald weighing 8.02 carats, flanked on each side by a cushion-shaped emerald weighing 2.91 and 2.87 carats...

Harry Winston. Sublime elegance captured in the 4.04-carat Cushion-Cut Ruby Ring set in marquise and round brilliant. Designed to perfection. The magnificent 9.56-carat Cushion-Cut Emerald Ring is accented with diamonds by Harry Winston. The Ruby Ring...

Sutra Colombian emerald earrings with diamonds in white gold. Baselworld 2015, 19 - 26 mars 2015 Sutra Colombian emerald ring with diamonds in white gold. Baselworld 2015, 19 - 26 mars 2015