16 novembre 2017
Important 45.74 carats 'royal blue' Burmese sapphire and diamond ring, Van Cleef & Arpels
Lot 279. Important 45.74 carats 'royal blue' Burmese sapphire and diamond ring, Van Cleef & Arpels. Estimate 685,000 — 885,000 CHF. Lot sold 1,455,000 CHF. Photo: Sotheby's. Set with a step-cut sapphire weighing 45.74 carats, between tapered baguette...