Burma sapphire and diamond ring, the oval sapphire weighing approximately 11.90 carats, is claw-set between a pair of trilliant-shaped diamonds together weighing 1.69 carats, mounted in platinum, size M1/2., accompanied by a GIA report numbered 5416468948, dated 8 December 2021, stating that the sapphire is natural, with no indications of heating, of Sri Lanka origin.