X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

4.50 ct Black Onyx Gemstone, Onyx Gem in Heart Checkerboard Shape for Sale.
Photos are of Actual Product for Sale
4.50 ct Black Onyx Stone, Natural Onyx in Heart Checkerboard Shape for Sale Onyx Gemstone in 10.5 x 10.4 mm Size for Sale, Onyx Stone in Black Color

4.50ct Natural Black Onyx, Heart, Opaque

9.2 out of 10
See Bizrate Ratings for GemSelect
Onyx Product ID: 722396
Type: Onyx
Onyx Weight: 4.50 ct Onyx 1 gem
Onyx Size: mm calibrated Onyx
Onyx Size: 10.5 x 10.4 x 5.2 mm Onyx
Onyx Exact Size: 10.46 x 10.44 x 5.17 mm
Length x Width x Depth
Onyx Shape: Heart Checkerboard Onyx
Onyx Color: Black Onyx
Onyx Clarity: Opaque Onyx
Onyx Treatment: Dyed
Onyx Origin: Sri Lanka Onyx
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

$
5.40
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 4.50 carat natural black Onyx gem, 1 pc in heart shape with an exact size of 10.46 x 10.44 x 5.17 mm. This loose Onyx gemstone was mined in Sri Lanka and its 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 Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 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 have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

So far So good

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

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent selection and easy to use, well done site

Posted By Steph in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 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