A pink sapphire, diamond, and fourteen karat gold ring centering an oval-cut pink sapphire weighing 8.73 carats, surrounded by two rows of round brilliant-cut diamonds; estimated total diamond weight: 1.00 carat. Size: 7 provenance: Accompanied by C. Dunaigre Switzerland Gemstone Report #CDC1911058, dated November 5, 2019, stating one 8.73 carat pink sapphire of Burma origin with no evidence of heat treatment. See More