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Lot 196. Colombian Emerald and Diamond Necklace. Estimate 250,000 — 350,000 USD. Lot sold 300,000 USD. © Sotheby's.

Composed of graduated emerald-cut emeralds, the central three emeralds weighing approximately 9.25, 8.35 and 7.65 carats, framed and linked by pinched collet-set old European, old mine and single-cut diamonds, length 15½ inches; late 19th century composite.

Accompanied by AGL report no. 1093125 stating that the emeralds are of Colombian origin, clarity enhancement: insignificant to minor, type: traditional.

Sotheby's. Magnificent Jewels, 4 december 2018