Lot 47. Colombian Emerald and diamond bracelet, first half of 20th century. Estimate 11,500 — 12,500 GBP. Photo: Sotheby's.

The central motif claw-set with a cushion-shaped emerald, framed by circular-cut diamonds, the bracelet set with variously cut emeralds, circular-cut and rose diamonds within collet settings, length approximately 165mm, Hungarian assay marks. 

Accompanied by CISGEM report no. 2892, stating that the largest emerald is of Colombian origin, with indications of moderate clarity enhancement.

Sotheby's. Fine Jewels, London, 21 Sep 2016, 10:30 AM