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Sale HK024 | Lot 81

Colour-changing Star Sapphire and Diamond Ring

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LIVE AUCTION | HK024

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Lot 81

Colour-changing Star Sapphire and Diamond Ring

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HK$192,000

Of crossover design, each terminated by an oval cabochon colour-changing star sapphire weighing 12.40 and 10.08 carats respectively, decorated with brilliant-cut diamonds together weighing approximately 1.15 carats, mounted in 18 karat white gold. Ring size:6½

Accompanied by GRS report numbered GRS2012-121037, dated 4 December 2012, stating that the 12.40 carat color-changing star sapphire is natural, Blue colour in the daylight and Purple colour in the incandescent light, of Sri Lankan origin, with no indication of thermal treatment;
report numbered GRS2012-121038, dated 4 December 2012, stating that the 10.08 carat color-changing star sapphire is natural, Violet colour in the daylight and Purple colour in the incandescent light, of Sri Lankan origin, with no indication of thermal treatment.