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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 Dark Teal Grandidierite, Fancy Shape, 15.8x25 mm

9.6 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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$
16,710.00
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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

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
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Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good

Posted By Niska in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 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