7.55 ct Emerald Cut Blue Sapphire, GIA, Africa Unheated
7.55 ct Blue Sapphire, emerald cut, from Africa. Unheated: the colour is as the stone formed, with no heat treatment. GIA report 5191426869. Measurements: 10.70 × 9.71 × 7.99 mm. Our grading: fine quality royal blue. Stock number CS-0067. The video on this page was filmed in our office, unedited and unfiltered. 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.
Royal blue, in its colour grade, describes a deep, rich, velvety blue, among the most valued sapphire colours. Its laboratory report is from GIA, the Gemological Institute of America. Its length-to-width ratio is 1.10, close to square. A statement stone for a signature piece, or for a collection.
More like this: Royal Blue Sapphires · Blue 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