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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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$
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 -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

It was fine

Posted By Na in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones 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
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