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11.72 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
11.72 ct Turquoise Grandidierite Stone, Natural Grandidierite in Oval Cabochon Shape for Sale Grandidierite Gemstone in 14.8 x 12.9 mm Size for Sale, Grandidierite Stone in Deep Turquoise Color

11.72ct Turquoise Grandidierite, Oval Cut, 14.8x12.9 mm

9.7 out of 10
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Product ID: 471782
Type: Grandidierite
Weight: 11.72 ct 1 gem
Size: mm calibrated
Size: 14.8 x 12.9 x 8.3 mm
Exact Size: 14.79 x 12.91 x 8.29 mm
Length x Width x Depth
Shape: Oval Cabochon
Color: Deep Turquoise
Clarity: Translucent
Treatment: Untreated
Origin: Madagascar
Content: 1 pc
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$
3,094.08
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Product Description

This is a 11.72 carat natural deep turquoise Grandidierite gem, 1 pc in oval shape with an exact size of 14.79 x 12.91 x 8.29 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 -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 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 -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate
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