Leilão Bidspirit | A SAPPHIRE AND DIAMOND RING

A SAPPHIRE AND DIAMOND RING - Set with a cushion-shaped sapphire weighing 6.61 carats, flanked by a pair of bullet-shaped diamonds, mounted in platinum, ring size 5½ Accompanied by a report from the Gübelin Gem Lab, stating the 6.61 carat sapphire has no indications of heating, and additional note that sapphires have not been heated are scarce, report no.11090023 dated 7th of September 2011 Accompanied by a Gemological report stating the 6.61 carat sapphire shows no evidence of enhancement by heat and it originates in Sri-Lanka, report no. 98008803 dated 23rd August 2000 Accompanied by a report from the Gemological Institute of America, stating the 6.61 carat sapphire shows no evidence of heat treatment, report no. 11150593 dated 5th of May 2000