23 novembre 2020
An important Sapphire and Diamond ring
Lot 640. An important 16.56 carats Burma Royal Blue Sapphire and Diamond ring. Estimate HK$ 3,200,000 - 4,500,000 (€ 350,000 - 490,000) . Photo: Bonhams. Set with an oval-cut sapphire, weighing 16.56 carats, between half moon-shaped diamond shoulders,...