1.45 ct Cushion Ruby, GIA, Tanzania Unheated

Name: 1.45 ct Cushion Ruby, GIA, Tanzania Unheated video
Uploaded: 2026-11-12T00:56:46.675Z
Description: It is documented by GIA, the Gemological Institute of America. Its length-to-width ratio is 1.09, close to square. A good size for a solitaire ring, a halo design or a pendant.

1.45 ct Ruby, cushion cut, from Tanzania. Unheated: the colour is as the stone formed, with no heat treatment. GIA report 6482639262. Measurements: 6.26 × 5.73 × 4.40 mm. Our grading: fine quality red. Stock number CS-0406. 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.

It is documented by GIA, the Gemological Institute of America. Its length-to-width ratio is 1.09, close to square. A good size for a solitaire ring, a halo design or a pendant.

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Further reading: Rubies, Sapphires and Emeralds: Origin, Treatment and Value · A Gemstone Encyclopedia for Trade Buyers