X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

13.04 ct Black Opal Gemstone, Opal Gem in Marquise Cabochon Shape for Sale.
Photos are of Actual Product for Sale
13.04 ct Black Opal Stone, Natural Opal in Marquise Cabochon Shape for Sale Opal Gemstone in 29.8 x 13.9 mm Size for Sale, Opal Stone in Black Color

13.04ct Natural Black Opal, Marquise, 29.8x13.9 mm

9.6 out of 10
See Bizrate Ratings for GemSelect
Opal Product ID: 664567
Type: Opal
Opal Weight: 13.04 ct Opal 1 gem
Opal Size: mm calibrated Opal
Opal Size: 29.8 x 13.9 x 7.3 mm Opal
Opal Exact Size: 29.79 x 13.90 x 7.30 mm
Length x Width x Depth
Opal Shape: Marquise Cabochon Opal
Opal Color: Black Opal
Opal Clarity: Opaque Opal
Opal Treatment: Smoked
Opal Origin: Ethiopia Opal
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

$
516.38
Item in Stock
Certified Gemstones

RISK FREE

30 DAY RETURN MONEY BACK GUARANTEE

100%

FULLY GUARANTEED

Product Description

This is a 13.04 carat natural black Opal gem, 1 pc in marquise shape with an exact size of 29.79 x 13.90 x 7.30 mm. This loose Opal gemstone was mined in Ethiopia and its clarity is Opaque.

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

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 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

My experience was done with ease

Posted By Barb in October, 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

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 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 $ 90.00
Turnaround Time: 8-12 working days Details
Enlarged Gemstone Image