Leilão Bidspirit | A RUBY AND DIAMOND RING

A RUBY AND DIAMOND RING - Set with an oval-cut ruby weighing 7.61 carats, enhanced by the pavé-set brilliant-cut diamond surround, accentuated by a pair of half-moon-shaped diamonds, to the plain hoop, mounted in platinum, diamonds weighing approximately 1.20 carats in total, ring size 6 Accompanied by a report from the Gübelin Gem Lab, stating the 7.61 carat natural ruby is red color, originates from Burma (Myanmar) and has no indications of thermal enhancement, with additional comment stating rubies which have not been enhanced by heat are scarce, report no. 0211079, dated 19th November 2002 Accompanied by a report from the American Gemological Laboratories, stating that the approximately 7.61 carat natural ruby is red color, originates from Burma (Myanmar), has no gemological evidence of heat and clarity enhancement none, report no. 1091231, dated 5th April 2018 7.61克拉橢圓形明亮式/梯式切磨緬甸天然紅寶石戒指，配以兩顆半月形鑽石，鑲鉑金，鑽石共重約1.20克拉，戒指尺寸6，附GUB ELIN及AGL證書 US$288,000 - 413,000