X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

20.57 ctw Black Onyx Gemstones, Onyx Gems in Pear Checkerboard Shape for Sale.
Photos are of Actual Products for Sale
20.57 ctw Black Onyx Stones, Natural Onyx in Pear Checkerboard Shape for Sale Onyx Gemstones in 18 x 13 mm (calibrated) Size for Sale, Onyx Stones in Black Color

20.57ct Natural Black Onyx Gems, Pear Shape, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Onyx Product ID: 722134
Type: Onyx
Onyx Weight: 20.57 ct (total) Onyx 2 gems
avg. 10.29 ct
Onyx Size: 18 x 13 mm calibrated Onyx
Onyx Size: 17.9 x 13 x 6.6 mm Onyx
Onyx Exact Size: 17.89 x 12.98 x 6.58 mm
Length x Width x Depth
Onyx Shape: Pear Checkerboard 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

$
24.68
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

These are 20.57 carat natural black Onyx gems, 2 pcs in pear shape shape with an exact size of 17.89 x 12.98 x 6.58 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

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 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 -> 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

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

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 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
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