X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

8.51 ctw Black Onyx Gemstones, Onyx Gems in Heart Rose-Cut Shape for Sale.
Photos are of Actual Products for Sale
8.51 ctw Black Onyx Stones, Natural Onyx in Heart Rose-Cut Shape for Sale Onyx Gemstones in 10 x 10 mm (calibrated) Size for Sale, Onyx Stones in Black Color

8.51ct Natural Black Onyx Gems, Heart, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Onyx Product ID: 669676
Type: Onyx
Onyx Weight: 8.51 ct (total) Onyx 2 gems
avg. 4.26 ct
Onyx Size: 10 x 10 mm calibrated Onyx
Onyx Size: 10.4 x 10.3 x 4.9 mm Onyx
Onyx Exact Size: 10.40 x 10.31 x 4.93 mm
Length x Width x Depth
Onyx Shape: Heart Rose-Cut 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

$
8.51
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

These are 8.51 carat natural black Onyx gems, 2 pcs in heart shape with an exact size of 10.40 x 10.31 x 4.93 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

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

Posted By VH-1 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 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