7 octobre 2018
A 30.59 Carat Sri Lankan ‘Royal Blue’ Sapphire and Diamond Ring
Lot 2209. A 30.59 Carat Sri Lankan ‘Royal Blue’ Sapphire and Diamond Ring. Estimate HKD 3,200,000 - 4,200,000 (USD 408,403 - 536,029). Lot sold HKD 3,776,000 ( USD 481,916). © Poly Auction. Set with an oval-shaped sapphire weighing 30.59 carats, flanked...