7.49 ct Cushion Blue Sapphire, SSEF, Burma Unheated

7.49 ct Blue Sapphire, cushion cut, from Burma. Unheated: the colour is as the stone formed, with no heat treatment. Burma (Myanmar) has set the standard for fine rubies and sapphires for centuries. SSEF report 109765; GIA# 6132218269. Measurements: 11.34 × 9.89 × 6.70 mm. Our grading: gem quality cornflower blue. Stock number CS-1281. Approved trade buyers can sign in on this page for pricing, or WhatsApp or email us about this stone. Viewings by appointment in Toronto, Hong Kong, Bangkok and Dubai.

Cornflower blue, in its colour grade, is a bright, softer mid-blue, the colour long associated with Kashmir and Ceylon. It is documented by SSEF, the Swiss Gemmological Institute, one of the most respected laboratories for coloured stones. Its length-to-width ratio is 1.15, close to square. A collector’s size, suited to a signature ring, pendant or a stone kept loose.

More like this: Cornflower Blue Sapphires · Blue Sapphires · Burma Sapphires · Unheated Sapphires · Unheated Gemstones · Stone search

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Further reading: Heated vs Unheated Sapphire: What the Difference Means for Price · Rubies, Sapphires and Emeralds: Origin, Treatment and Value