Platinum, 18 Karat Gold, Burmese Ruby and Diamond Ring. Estimation 400,000 —600,000 USD. Photo Sotheby’s
Centering a cushion-cut ruby weighing 7.99 carats, flanked by two shield-cut diamonds weighing approximately 1.35 carats, size 5¾.
Accompanied by Gübelin report no. 0402525 stating that the ruby is of Burmese origin, with no indications of heating.