Colombian emerald and diamond necklace. Estimate 166,000 — 245,000 CHF (156,604 - 231,132 EUR). Photo Sotheby's.

The step-cut emeralds weighing from 1.12 to 5.85 carats, framed with brilliant-cut diamonds, on a floral motif band composed of marquise-, pear-shaped and brilliant-cut diamonds, length approximately 415mm.

Accompanied by Gübelin report no. 14010128, stating that the emeralds are of Colombian origin, with minor clarity enhancement.

Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 12 mai 2015, 10:30 AM