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11.37 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Oval Facet Shape for Sale.
Photos are of Actual Product for Sale
11.37 ct Turquoise Grandidierite Stone, Natural Grandidierite in Oval Facet Shape for Sale Grandidierite Gemstone in 14.6 x 12.9 mm Size for Sale, Grandidierite Stone in Light Green Blue Color

11.37ct Light Green Blue Grandidierite, Oval Cut, 14.6x12.9 mm

9.6 out of 10
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Product ID: 548278
Type: Grandidierite
Weight: 11.37 ct 1 gem
Size: mm calibrated
Size: 14.6 x 12.9 x 8.8 mm
Exact Size: 14.56 x 12.93 x 8.79 mm
Length x Width x Depth
Shape: Oval Facet
Color: Light Green Blue
Clarity: SI-I1
Treatment: Untreated
Origin: Madagascar
Content: 1 pc
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$
450.25
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Product Description

This is a 11.37 carat natural light green blue Grandidierite gem, 1 pc in oval shape with an exact size of 14.56 x 12.93 x 8.79 mm. This loose Grandidierite gemstone was mined in Madagascar and its clarity is SI-I1. No treatment has been applied on this natural Grandidierite stone

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GemSelect Certified Store Reviews

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Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

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

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website has a good selection, the interface is very intuitive.

Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate
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