Fine Jewels And Watches Sale Dec 2022
Lot 3153:
Set with an oval cabochon sapphire weighing 6.92 carats, flanked by brilliant-cut diamond shoulders, to the plain hoop, mounted in 18K yellow gold, signed A. REZA, with French hallmark and marker’s mark, ring size 6¼
Accompanied by a report from GemResearchSwissLab, stating that the 6.92 carats natural cabochon sapphire is vivid to deep blue color (GRS type "royal blue"), and originates from Burma (Myanmar) and has no indication of thermal treatment, report no. GRS2021-116580, dated 29th November 2021
Accompanied by a report from the Swiss Gemmological Institute (SSEF), stating that the approximately 6.90 carat sapphire is blue of medium strong saturation colour, originates from Burma (Myanmar) and has no indications of heating, report no. 59751, dated 16 June 2011
6.92克拉橢圓形蛋面緬甸天然「皇室藍色」藍寶石戒指，配以小鑽，鑲18K黃金，戒指尺寸 6¼，附 GRS及Gübelin 證書
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