Emerald, natural pearl and diamond necklace. Photo Sotheby's

Composed of polished and carved emeralds, natural pearls and rose diamonds, length approximately 490mm. Estimation 18,000 — 25,000 GBP

Accompanied by The Gem & Pearl Laboratory report no. 08921, stating that the pearls were found to be natural, saltwater and samples of the emeralds are of Colombian origin with moderate to significant clarity enhancement.

Sotheby's. Fine Jewels, London | 16 juil. 2014, 10:00 AM -www.sothebys.com