5.24 ct Square Cushion Blue Sapphire, GIA, Ceylon Heated

5.24 ct Blue Sapphire, square cushion 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 2467268579. Measurements: 9.93 × 9.20 × 6.31 mm. Our grading: gem quality royal blue. Stock number CS-0027. 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 1.08, close to square. Large enough to anchor a statement ring or pendant.

More like this: Royal 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