13 mai 2017
Fine ruby and diamond ring, Chaumet
Lot 341. Fine 4.52 carats Burmese ruby and diamond ring, Chaumet. Estimate 120,000 — 180,000 CHF . Photo: Sotheby's. Set with a cushion-shaped ruby weighing 4.52 carats, between triangular diamond shoulders, size 51, signed Chaumet, French assay and partial...