21 décembre 2016
WORLD RECORD PRICE FOR A RUBY. Superb and extremely rare 25.59 carats Mogok 'pigeon blood red' ruby and diamond ring
Lot 502. WORLD RECORD PRICE FOR A RUBY. Superb and extremely rare 25.59 carats Mogok 'pigeon blood red' ruby and diamond ring. Estimate 11,700,000 — 17,500,000 CHF. Lot sold 28,250,000 CHF. Photo: Sotheby's 2015 Set with a cushion-shaped ruby weighing...