Ruby and diamond ring, early 20th century. Photo Sotheby's.

Set with an oval ruby weighing 14.13 carats, within a mount decorated to the front with single-cut diamonds, size 471/2. Estimation 180,000 — 270,000 CHF

Accompanied by GRS report no. GRS2013-022828, stating that the ruby is of Burmese origin, with no indications of heating and Gübelin report no. 14030282, stating that the ruby shows no indications of heating.

Sotheby's. Magnificent Jewels and Noble Jewels, Genève, 13 mai 2014 - http://www.sothebys.com/