25 décembre 2016
Natural pearl and diamond necklace, circa 1920
Lot 496. Property of Mary, Duchess of Roxburghe. Natural pearl and diamond necklace, circa 1920. Estimation 245,000 — 345,000 CHF. Lot sold 1,630,000 CHF. Photo Sotheby's. Composed of millegrain-set marquise-shaped and circular-cut diamonds, the front...