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1.79 ctw Blue Tanzanite Gemstones, Tanzanite Gems in Round Cabochon Shape for Sale.
Photos are of Actual Products for Sale
1.79 ctw Blue Tanzanite Stones, Natural Tanzanite in Round Cabochon Shape for Sale Tanzanite Gemstones in 6 mm (calibrated) Size for Sale, Tanzanite Stones in Silverish Blue Color

1.79ct Natural Silverish Blue Tanzanite, Round Cut, 6.00 mm

9.6 out of 10
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Product ID: 585131
Type: Tanzanite
Weight: 1.79 ct (total) 2 gems
avg. 0.90 ct
Size: 6 mm calibrated
Size: 6 mm
Exact Size: 6.00 x 2.74 mm
Diameter x Depth
Shape: Round Cabochon
Color: Silverish Blue
Clarity: Transparent
Treatment: Heated
Origin: Tanzania
Content: 2 pcs
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$
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Product Description

These are 1.79 carat natural silverish blue Tanzanite gems, 2 pcs in round shape with an exact size of 6.00 mm x 2.74 mm (avg.). These loose Tanzanite gemstones were mined in Tanzania and their clarity is Transparent. This natural Tanzanite has been heated to enhance its vivid color.

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Posted By SallyO in February, 2026
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Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

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The website was very easy to use.

Posted By Garnet in January, 2026
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Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
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Overall Rating -> 10 star ratings

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
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