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4.21 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
4.21 ct Turquoise Grandidierite Stone, Natural Grandidierite in Oval Cabochon Shape for Sale Grandidierite Gemstone in 11.3 x 9.4 mm Size for Sale, Grandidierite Stone in Green-Blue Color

4.21ct Green-Blue Grandidierite, Oval Cut, Translucent

9.7 out of 10
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Grandidierite Product ID: 614321
Type: Grandidierite
Grandidierite Weight: 4.21 ct Grandidierite 1 gem
Grandidierite Size: mm calibrated Grandidierite
Grandidierite Size: 11.3 x 9.4 x 5.4 mm Grandidierite
Grandidierite Exact Size: 11.32 x 9.44 x 5.41 mm
Length x Width x Depth
Grandidierite Shape: Oval Cabochon Grandidierite
Grandidierite Color: Green-Blue Grandidierite
Grandidierite Clarity: Translucent Grandidierite
Grandidierite Treatment: Untreated
Grandidierite Origin: Madagascar Grandidierite
Content: 1 pc
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$
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Product Description

This is a 4.21 carat natural green-blue Grandidierite gem, 1 pc in oval shape with an exact size of 11.32 x 9.44 x 5.41 mm. This loose Grandidierite gemstone was mined in Madagascar and its clarity is Translucent. 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

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 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
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Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 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

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
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Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
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