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6.45 ctw Blue Tanzanite Gemstones, Tanzanite Gems in Oval Cabochon Shape for Sale.
Photos are of Actual Products for Sale
6.45 ctw Blue Tanzanite Stones, Natural Tanzanite in Oval Cabochon Shape for Sale Tanzanite Gemstones in 10 x 8 mm (calibrated) Size for Sale, Tanzanite Stones in Light Purplish Blue Color

6.45ct Light Purplish Blue Tanzanite, Oval Cut, 10.1x8 mm

9.6 out of 10
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Product ID: 701539
Type: Tanzanite
Weight: 6.45 ct (total) 2 gems
avg. 3.23 ct
Size: 10 x 8 mm calibrated
Size: 10.1 x 8 x 7.7 mm
Exact Size: 10.13 x 8.04 x 7.74 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Light Purplish Blue
Clarity: Transparent
Treatment: Heated
Origin: Tanzania
Content: 2 pcs
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$
67.26
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Product Description

These are 6.45 carat natural light purplish blue Tanzanite gems, 2 pcs in oval shape with an exact size of 10.13 x 8.04 x 7.74 mm. 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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GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

no teal sapphire

Posted By Wandering in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate
Download Identification Report PDF
BGL Brief Report $ 18.00
Turnaround Time: 3-4 working days Details
AIG Brief Report $ 35.00
Turnaround Time: 5-10 working days Details
ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image