X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

18.25 ctw Black Spinel Gemstones, Spinel Gems in Trillion Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
18.25 ctw Black Spinel Stones, Natural Spinel in Trillion Rose-Cut Shape for Sale Spinel Gemstones in 9.8 x 9.6 mm Size for Sale, Spinel Stones in Black Color

18.25ct Natural Black Spinel Gems, Trillion, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Spinel Product ID: 267556
Type: Spinel
Spinel Weight: 18.25 ct (total) Spinel 4 gems
avg. 4.56 ct
Spinel Size: mm calibrated Spinel
Spinel Size: 9.8 x 9.6 x 4.9 mm Spinel
Spinel Exact Size: 9.75 x 9.56 x 4.94 mm
Length x Width x Depth
Spinel Shape: Trillion Rose-Cut Spinel
Spinel Color: Black Spinel
Spinel Clarity: Opaque Spinel
Spinel Treatment: Untreated
Spinel Origin: Thailand Spinel
Content: 4 pcs
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

$
120.46
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

These are 18.25 carat natural black Spinel gems, 4 pcs in trillion shape with an exact size of 9.75 x 9.56 x 4.94 mm. These loose Spinel gemstones were mined in Thailand and their clarity is Opaque. No treatment has been applied on these natural Spinel stones

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

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I really liked the email, and the link that help return me to the site. I didnt have access to my card info while checking out and I had to put my phone away so I lost the tab. Fortunately, since I did give an email- they sent me a link that brought me back to where I was. Greatly appreciated

Posted By Jag in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 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