X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

6.53 ctw Black Onyx Gemstones, Onyx Gems in Trillion Cabochon Shape for Sale.
Photos are of Actual Products for Sale
6.53 ctw Black Onyx Stones, Natural Onyx in Trillion Cabochon Shape for Sale Onyx Gemstones in 9.9 x 9.4 mm Size for Sale, Onyx Stones in Black Color

6.53ct Natural Black Onyx Gems, Trillion, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Onyx Product ID: 668252
Type: Onyx
Onyx Weight: 6.53 ct (total) Onyx 2 gems
avg. 3.27 ct
Onyx Size: mm calibrated Onyx
Onyx Size: 9.9 x 9.4 x 5.1 mm Onyx
Onyx Exact Size: 9.89 x 9.36 x 5.13 mm
Length x Width x Depth
Onyx Shape: Trillion Cabochon Onyx
Onyx Color: Black Onyx
Onyx Clarity: Opaque Onyx
Onyx Treatment: Dyed
Onyx Origin: Sri Lanka Onyx
Content: 2 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

$
7.84
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

These are 6.53 carat natural black Onyx gems, 2 pcs in trillion shape with an exact size of 9.89 x 9.36 x 5.13 mm. These loose Onyx gemstones were mined in Sri Lanka and their clarity is Opaque.

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

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 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'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

hassle free experience.

Posted By Jhidron in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 2024
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