18.96 ct Cushion Blue Sapphire, GIA, Unheated

18.96 ct Blue Sapphire, cushion cut. Unheated: the colour is as the stone formed, with no heat treatment. GIA report 5201206969. Measurements: 16.05 × 11.42 × 9.06 mm. Our grading: fine quality blue. Stock number CS-0157. 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.

Its laboratory report is from GIA, the Gemological Institute of America. Its length-to-width ratio is 1.41. A statement stone for a signature piece, or for a collection.

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

Similar stones: 14.27 ct Oval Blue Sapphire, GIA, Ceylon Heated · 15.05 ct Cushion Blue Sapphire, GRS, Ceylon Unheated · 15.60 ct Oval Blue Sapphire, Thailand Heated · 16.05 ct Oval Blue Sapphire, GIA, Unheated · 20.41 ct Round Blue Sapphire, Ceylon Heated · 21.80 ct Square Cushion Blue Sapphire, GIA, Ceylon Unheated · 22.74 ct Oval Blue Sapphire, GRS, Burma Unheated · 34.59 ct Oval Cabochon Blue Sapphire, Burma Unheated

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