Colombian  emerald and diamond pendant, 19th century.  Estimate 146,000 — 245,000 CHF (137,736 - 231,132 EUR). Photo Sotheby's.

Set with a step-cut emerald weighing 9.24 carats, within a frame of cushion-shaped diamonds, suspending a detachable briolette emerald drop, brooch fitting deficient.

Accompanied by SSEF report  no. 77072, stating that the step-cut emerald is of Colombian origin, with a minor amount of oil in fissures; and by SSEF report no. 77071, stating that the drop shaped emerald is of Colombian origin, with a moderate amount of oil in fissures.

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