17 mai 2017
An important ruby and diamond 'Trombino' ring, by Bulgari
Lot 148. An important 14.38 carats Burmese ruby and diamond 'Trombino' ring, by Bulgari. Estimate CHF 700,000 - CHF 1,000,000 (USD 705,464 - USD 1,007,806). Price realised CHF 823,500 (USD 835,605) . © Christie's Images Ltd 2017 Set with an oval cabochon...