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27.85 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Fancy Facet Shape for Sale.
Photos are of Actual Product for Sale
27.85 ct Turquoise Grandidierite Stone, Natural Grandidierite in Fancy Facet Shape for Sale Grandidierite Gemstone in 15.8 x 25 mm Size for Sale, Grandidierite Stone in Dark Teal Color
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Gem Report

27.85ct Turquoise Grandidierite, Fancy Shape, 15.8x25 mm

9.7 out of 10
See Bizrate Ratings for GemSelect
Product ID: 470656
Type: Grandidierite
Weight: 27.85 ct 1 gem
Size: mm calibrated
Size: 15.8 x 25 x 10 mm
Exact Size: 15.80 x 25.00 x 10.00 mm
Length x Width x Depth
Shape: Fancy Facet
Color: Dark Teal
Clarity: SI
Treatment: Untreated
Origin: Madagascar
Content: 1 pc
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  • Natural certified gemstones

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$
13,869.30
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Product Description

This is a 27.85 carat natural dark teal Grandidierite gem, 1 pc in fancy shape with an exact size of 15.80 x 25.00 x 10.00 mm. This loose Grandidierite gemstone was mined in Madagascar and its clarity is SI. No treatment has been applied on this natural Grandidierite stone

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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 -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
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

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate
Download Identification Report PDF
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ICA Brief Report $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image