A DIAMOND RING, BY HARRY WINSTON
PROPERTY OF A LADY 
A DIAMOND RING, BY HARRY WINSTON

Details
A DIAMOND RING, BY HARRY WINSTON
Set with a circular-cut diamond, weighing approximately 6.26 carats, flanked on either side by a tapered baguette-cut diamond, mounted in platinum
With maker's mark for Harry Winston
With report 1142355296 dated 31 January 2012 from the Gemological Institute of America stating that the diamond is D color, VVS1 clarity; accompanied by a working diagram indicating that the clarity may be potentially internally flawelss

Accompanied by a supplemental letter from the Gemological Institute of America stating that the diamond has been determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of diamond and often have exceptional optical transparency. Type IIa diamonds were first identified as originating from India (particularly from the Golconda region) but have since been recovered in all major diamond-producing regions of the world. Among famous gem diamonds, the 530.20 carat Cullinan I and the 105.60 carat Koh-i-noor are examples of Type IIa

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