X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

7.78 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Cushion-Cut Shape for Sale.
Photos are of Actual Product for Sale
7.78 ct Turquoise Grandidierite Stone, Natural Grandidierite in Cushion-Cut Shape for Sale Grandidierite Gemstone in 15.2 x 10.7 mm Size for Sale, Grandidierite Stone in Dark Blue Green Color

7.78ct Natural Dark Blue Green Grandidierite, Cushion, VS-SI

9.2 out of 10
See Bizrate Ratings for GemSelect
Grandidierite Product ID: 472024
Type: Grandidierite
Grandidierite Weight: 7.78 ct Grandidierite 1 gem
Grandidierite Size: mm calibrated Grandidierite
Grandidierite Size: 15.2 x 10.7 x 6.6 mm Grandidierite
Grandidierite Exact Size: 15.15 x 10.65 x 6.60 mm
Length x Width x Depth
Grandidierite Shape: Cushion-Cut Grandidierite
Grandidierite Color: Dark Blue Green Grandidierite
Grandidierite Clarity: VS-SI Grandidierite
Grandidierite Treatment: Untreated
Grandidierite Origin: Madagascar Grandidierite
Content: 1 pc
Certificate Options

Checking all Boxes

  • Natural certified gemstones

    Gemstone Laboratories
  • Accept Credit, Debit Card and PayPal

    Payment Options
  • Worldwide shipping

    Shipping Options
  • 30-day risk free return policy

$
2,053.92
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 7.78 carat natural dark blue green Grandidierite gem, 1 pc in cushion shape with an exact size of 15.15 x 10.65 x 6.60 mm. This loose Grandidierite gemstone was mined in Madagascar and its clarity is VS-SI. No treatment has been applied on this natural Grandidierite stone

GemSelect Policies

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

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 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 -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

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 -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier in January, 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 $ 62.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image