5 mai 2014
Sapphire and diamond ring
Sapphire and diamond ring. Photo Sotheby's The step-cut sapphire weighing 7.45 carats, set between triangular diamonds, size 56. Estimation 72,000 — 125,000 CHF Accompanied by SSEF report no. 55759 and Gübelin report no. 14030283, each stating that the...