26 décembre 2016
Important ruby and diamond bangle-bracelet, Boucheron, circa 1935
Lot 472. Important ruby and diamond bangle-bracelet, Boucheron, circa 1935. Estimate 390,000 — 680,000 CHF . Lot sold 910,000 CHF. Photo Sotheby's. Of hinged design, one side decorated with calibré-cut rubies in concealed settings, the other pavé-set...