Bonhams 1793 : A sapphire and diamond ring

Set with an oval-cut sapphire, within a surround of round brilliant-cut diamonds, mounted in 18k white gold, the sapphire estimated to weigh approximately 16.00 carats, the diamonds estimated to weigh approximately 3.50 carats in total, ring size 6¼

Estimate:

HK$ 150,000 - 200,000
US$ 19,000 - 26,000
£13,000 - 17,000