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A SUPERB TWIN-STONE COLORED DIAMOND AND DIAMOND RING
Details
A SUPERB TWIN-STONE COLORED DIAMOND AND DIAMOND RING
Of crossover design, set with a pear brilliant-cut fancy vivid blue diamond, weighing approximately 2.10 carats, and a pear brilliant-cut diamond, weighing approximately 1.98 carats, flanked by a tapered baguette-cut diamond, ring size 5 3/4, mounted in platinum
Accompanied by report no. 2195127117 dated 6 March 2018 from the GIA Gemological Institute of America stating that the diamond, weighing approximately 2.10 carats, is fancy vivid blue, natural color, VS1 clarity
With a supplemental letter from the Gemological Institute of America stating that the diamond has been determined to be a Type IIb diamond. Type IIb diamonds are very rare in nature and contains small amounts of boron that can give rise to a blue or gray coloration. An unusual property of Type IIb diamonds is that they are semi-conductors and conduct electricity. Historically, the ancient mines of India produced occasional blue diamonds but today the most significant source is limited to the Cullinan (formerly Premier) Mine in South Africa. Among famous gem diamonds, the 70.21 carat Idol’s Eye and the 45.52 carat Hope are examples of Type IIb
With report no. 1196120023 dated 16 February 2018 from the GIA Gemological Institute of America stating that the diamond, weighing approximately 1.98 carats, is D color, VS1 clarity
Of crossover design, set with a pear brilliant-cut fancy vivid blue diamond, weighing approximately 2.10 carats, and a pear brilliant-cut diamond, weighing approximately 1.98 carats, flanked by a tapered baguette-cut diamond, ring size 5 3/4, mounted in platinum
Accompanied by report no. 2195127117 dated 6 March 2018 from the GIA Gemological Institute of America stating that the diamond, weighing approximately 2.10 carats, is fancy vivid blue, natural color, VS1 clarity
With a supplemental letter from the Gemological Institute of America stating that the diamond has been determined to be a Type IIb diamond. Type IIb diamonds are very rare in nature and contains small amounts of boron that can give rise to a blue or gray coloration. An unusual property of Type IIb diamonds is that they are semi-conductors and conduct electricity. Historically, the ancient mines of India produced occasional blue diamonds but today the most significant source is limited to the Cullinan (formerly Premier) Mine in South Africa. Among famous gem diamonds, the 70.21 carat Idol’s Eye and the 45.52 carat Hope are examples of Type IIb
With report no. 1196120023 dated 16 February 2018 from the GIA Gemological Institute of America stating that the diamond, weighing approximately 1.98 carats, is D color, VS1 clarity