12.07 ct Oval Blue Sapphire, GIA, Ceylon Heated

12.07 ct Blue Sapphire, oval cut, from Ceylon. Heated, the long-established and stable treatment for rubies and sapphires, accepted across the trade. Sri Lanka (Ceylon) is known for bright, lively sapphires across the colour range, including padparadscha. GIA report 5221156406. Measurements: 13.95 × 11.37 × 8.76 mm. Our grading: fine quality cornflower blue. Stock number CS-0154. 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.

Cornflower blue, in its colour grade, is a bright, softer mid-blue, the colour long associated with Kashmir and Ceylon. It is documented by GIA, the Gemological Institute of America. Its length-to-width ratio is 1.23. A collector’s size, suited to a signature ring, pendant or a stone kept loose.

More like this: Cornflower Blue Sapphires · Blue Sapphires · Ceylon Sapphires · 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