28 avril 2017
Important diamond ring, Harry Winston
Lot 326. Important 32.42 carats type IIb diamond ring, Harry Winston. Estimate 1,510,000 — 2,510,000 CHF . Photo: Sotheby's. Set with a pear-shaped diamond weighing 32.42 carats, between tapered baguette diamond shoulders, size 49, signed Winston, maker's...