Fine diamond ring. Photo Sotheby's

The step-cut diamond weighing 17.25 carats, set between tapered baguette diamond shoulders, size 49, sizing band, French assay and partial maker's marks. Estimation 1,520,000 — 2,200,000 CHF

Accompanied by GIA report no. 5151809301, stating that the diamond is D Colour, VVS1 Clarity, together with a working diagram stating that the diamond may be internally flawless after repolishing.

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