Bidspirit auction | A STAR SAPPHIRE AND DIAMOND

A STAR SAPPHIRE AND DIAMOND RING - The Properties of A Private Collection Set with an oval cabochon star sapphire, flanked by baguette-cut and brilliant-cut diamond shoulders and openwork gallery, mounted in white gold, star sapphire weighing approximately 33.00 carats, ring size 7½ Accompanied by a report copy from the Gemresearch Swisslab, stating that the approximately 33.00 carat natural star sapphire is blue color, originates from Sri Lanka and has no indication of thermal treatment, report no. GRS2012-063994, dated 27th June 2012 約33.00克拉橢圓形斯里蘭卡天然星光藍寶石戒指，配以小鑽，鑲白金，戒指尺寸7½ ，附GRS複製副本證書 US$ 3,500 - 6,000