3.64 ct Round Blue Sapphire Pair (1.83 + 1.81 ct), AGTA, Unheated

Name: 3.64 ct Round Blue Sapphire Pair (1.83 + 1.81 ct), AGTA, Unheated video
Uploaded: 2026-11-12T00:56:45.589Z
Description: Royal blue, in its colour grade, describes a deep, rich, velvety blue, among the most valued sapphire colours. Paired stones like these are made for earrings or the shoulders of a three-stone ring.

3.64 ct Blue Sapphire (2 pieces), round cut. Unheated: the colour is as the stone formed, with no heat treatment. AGTA report Report #92010403. Measurements: 1.83 ct: 7.08 × 6.93 × 4.58 mm; 1.81 ct: 7.08 × 6.93 × 4.75 mm. Our grading: gem quality royal blue. Matched pair of 2 stones: 1.83 ct (stock CS-0816) and 1.81 ct (stock CS-0817), total weight 3.64 ct. Stock number CS-0816. 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. Paired stones like these are made for earrings or the shoulders of a three-stone ring.

More like this: Royal Blue Sapphires · Blue Sapphires · Unheated Sapphires · Matched Pairs · Calibrated Gemstones · 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