3 novembre 2017
A ruby and diamond ring, by JAR
Lot 491. A ruby and diamond ring, by JAR. Estimate CHF 50,000 - CHF 80,000 (USD 50,189 - USD 80,303). Price realised CHF 125,000. © Christie's Images Ltd 2017 Centering an oval-cut ruby between two circular-cut rubies, within a pavé-set ruby surround,...