28 octobre 2016
“The Sky Blue Diamond”. Superb 8.01 carats Type IIb fancy vivid blue diamond ring, Cartier
Lot 337. “The Sky Blue Diamond”. Superb 8.01 carats Type IIb fancy vivid blue diamond ring, Cartier. Estimate 14,760,000 — 24,590,000 CHF . Sold for CHF17,112,500 ($17,074,168). Photo: Sotheby's. Set with a square-cut fancy vivid blue diamond weighing...