29 avril 2017
Important diamond ring
Lot 321. Important 18.82 carats type IIa diamond ring. Estimate 810,000 — 1,210,000 CHF. Photo: Sotheby's.
Set with a step-cut diamond weighing 18.82 carats, size 49, sizing band, French assay and maker's marks.
Accompanied by GIA report no. 5181230004, stating that the diamond is D Colour, VVS1 Clarity, together with a working diagram stating that the diamond may be internally flawless after minor repolishing, and a type IIa classification letter.
Sotheby's. Magnificent Jewels and Noble Jewels, Session 3, Geneva, 16 May 2017, 07:00 PM
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