A SAPPHIRE AND DIAMOND RING, BY GIMEL
Set with a cushion-shaped sapphire weighing approximately 17.10 carats , to the brilliant-cut diamond surround, gallery and half-hoop, mounted in platinum, ring size 5¾ Signed Gimel Accompanied by report no. 71204 dated 24 September 2013 from the SSEF Swiss Gemmological Institute stating that the approximately 17.00 carat sapphire is of Burma (Myanmar) origin, with no indications of heating and the colour of this sapphire may also be called royal blue in the trade; also accompanied by an appendix stating that the sapphire possesses extraordinary characteristics and merits special mention and appreciation. The sapphire exhibits a remarkable size, combined with an attractive saturated blue colour and a fine purity. The few inclusions found by microscopic examination are consistent with those found in sapphires from the classical mines in Burma (Myanmar). Its saturated blue colour, poetically also referred to as "royal blue", is due to a combination of well-balanced trace elements in the gemstone, typical and characteristic for the finest sapphires of Mogok, Burma. This sapphire has been spared exposure to heat treatment and its clarity and colour are thus all natural. A natural sapphire from Burma of this size and quality is rare and exceptional
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