Unmonted Emerald. Photo Sotheby's
The hexagonal-shaped pyramidal cabochon emerald weighing 18.88 carats. Estimation 15,000 — 20,000 USD
Accompanied by AGL report no. CS 56440 stating that the emerald is of Colombian origin, clarity enhancement: insignificant to minor, type: traditional.
Sotheby's. Magnificent Jewels. New York | 11 déc. 2013 - www.sothebys.com