31 mars 2019
Sapphire and Diamond Ring
Lot 1791. 17.62 carats Royal Blue Burmese Sapphire and Diamond Ring. Estimate HK$3,200,000 — 4,000,000 / US$407,680 - 509,600 . Unsold. Courtesy Sotheby's. Set with a step-cut sapphire weighing 17.62 carats, flanked to each side by triangular shaped and...