8 mai 2018
Fine diamond ring
Lot 364. Fine 21.71 carats diamond ring. Estimate 385,000 — 580,000 CHF . © Sotheby's 2018. Claw-set with a step-cut diamond weighing 21.71 carats, within tapered diamonds shoulders, size 50, maker's mark for Jacques Timey, probably Harry Winston. Accompanied...