25 mai 2015
An important ruby and diamond three-stone ring
Lot 676. An important 5.23 carats Burma ruby and diamond three-stone ring. Estimate HK$ 3.7 million - 4.2 million (€430,000 - 490,000). Sold for HK$ 4,360,000 (€ 519,127). © Bonhams. The cushion-shaped ruby, weighing 5.23 carats, between brilliant-cut...