Gold, Platinum, Tajikistan Ruby and Diamond Ring. Estimate 35,000 — 45,000 USD. Photo: Sotheby’s.
Set with a cushion-shaped ruby weighing 3.65 carats, flanked by two old mine-cut diamonds weighing approximately 3.30 carats, size 5.
Accompanied by AGTA report no. 92029610 stating that the ruby is natural corundum, with no indications of heating.
Accompanied by AGL report. no CS 65493 stating that the ruby is of Tajikistan origin, with no indications of heating.
Sotheby’s. Important Jewels, New York, 05 févr. 2015, 10:00 AM