X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

18.89 ct Turquoise Grandidierite Gemstone, Grandidierite Gem in Oval Cabochon Shape for Sale.
Photos are of Actual Product for Sale
18.89 ct Turquoise Grandidierite Stone, Natural Grandidierite in Oval Cabochon Shape for Sale Grandidierite Gemstone in 18 x 14 mm Size for Sale, Grandidierite Stone in Greenish Blue Color

18.89ct Natural Greenish Blue Grandidierite, Oval, Translucent

9.2 out of 10
See Bizrate Ratings for GemSelect
Grandidierite Product ID: 548258
Type: Grandidierite
Grandidierite Weight: 18.89 ct Grandidierite 1 gem
Grandidierite Size: mm calibrated Grandidierite
Grandidierite Size: 18 x 14 x 9.8 mm Grandidierite
Grandidierite Exact Size: 17.95 x 13.96 x 9.75 mm
Length x Width x Depth
Grandidierite Shape: Oval Cabochon Grandidierite
Grandidierite Color: Greenish Blue Grandidierite
Grandidierite Clarity: Translucent 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

$
748.04
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 18.89 carat natural greenish blue Grandidierite gem, 1 pc in oval shape with an exact size of 17.95 x 13.96 x 9.75 mm. This loose Grandidierite gemstone was mined in Madagascar and its clarity is Translucent. 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

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 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