2 mai 2014
Sapphire and diamond ring, Graff
Sapphire and diamond ring, Graff. Photo Sotheby's. The step-cut sapphire stated to weigh 10.04 carats, set within a frame of baguette diamonds, the shoulders decorated with similarly cut stones, size 511/2, signed GRAFF. Estimation 45,000 — 65,000 CHF...