19 avril 2018
An Exceptional Emerald
Lot 135. An Exceptional 6.33 carats Colombian Emerald. Estimate 400,000 — 600,000 USD. Lot sold 1,095,000 USD. Courtesy Sotheby's2018. The unmounted emerald-cut emerald weighing 6.33 carats. Accompanied by AGL report no. 1089396 stating that the emerald...