4.28 ct Square Emerald Cut Blue Sapphire, Heated

4.28 ct Blue Sapphire, square emerald cut. Heated, the long-established and stable treatment for rubies and sapphires, accepted across the trade. Offered without a laboratory report. Measurements: 9 × 9 mm. Our grading: blue. Stock number CS-1319. 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.

Face-up it is almost exactly square. A centre stone of real presence for a ring or pendant.

More like this: Blue 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