A sapphire and diamond cluster ring
The cushion shaped sapphire, weighing 5.19 carats, to a brilliant-cut diamond surround and line shoulders, finger size N
Accompanied by report No. GRS2009-010081T, dated 14th January 2009, from the GRS GemResearch Swisslab stating that the sapphire weighing 5.19 carats showed no indication of thermal treatment, origin Madagascar
A sapphire and diamond cluster ring
The cushion shaped sapphire, weighing 5.19 carats, to a brilliant-cut diamond surround and line shoulders, finger size N
Accompanied by report No. GRS2009-010081T, dated 14th January 2009, from the GRS GemResearch Swisslab stating that the sapphire weighing 5.19 carats showed no indication of thermal treatment, origin Madagascar
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