search
  • Sign In
    Sign Up
  • English speaking customer support only

    1-800-464-1640

    International:

    +66-39601289

  • Change Language
  • USD
  • CART

Buy 8 ct Gemstones

(19)
8 ct Gemstones Weight 8 ct Gemstones Size 8 ct Gemstones Clarity 8 ct Gemstones Price 8 ct Gemstones Origin
More
8 ct Gemstones Single
8 ct Gemstones Pairs
8 ct Gemstones Lots
8 ct Gemstones Faceted
8 ct Gemstones Cabochons
Sort By:
Clear All
Photos are of Actual Products for Sale
8.11ct1 Piece
$ 90.55
22.1 x 13.8 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.11 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 22.1 x 13.8 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.69ct1 Piece
$ 66.91
20 x 12.3 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.69 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 20 x 12.3 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Translucent Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.32ct1 Piece
$ 58.24
18.8 x 10.2 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.32 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 18.8 x 10.2 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
7.81ct1 Piece
$ 60.14
16.4 x 10.5 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 7.81 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 16.4 x 10.5 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.27 ct Fancy Boulder Opal, 27.2 x 8.3 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.27 carat weight Boulder Opal

8.27ct1 Piece
$ 41.35
27.2 x 8.3 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.27 ct Boulder Opal
Boulder Opal Shape: Fancy Cabochon Boulder Opal
Boulder Opal Size: 27.2 x 8.3 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.01 ct Cushion Boulder Opal, 15.6 x 8.8 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.01 carat weight Boulder Opal

8.01ct1 Piece
$ 56.07
15.6 x 8.8 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.01 ct Boulder Opal
Boulder Opal Shape: Cushion Cabochon Boulder Opal
Boulder Opal Size: 15.6 x 8.8 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.58 ct Cushion Boulder Opal, 15 x 10.9 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.58 carat weight Boulder Opal

8.58ct1 Piece
$ 60.06
15 x 10.9 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.58 ct Boulder Opal
Boulder Opal Shape: Cushion Cabochon Boulder Opal
Boulder Opal Size: 15 x 10.9 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

7.69 ct Oval Boulder Opal, 15.7 x 12.2 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 7.69 carat weight Boulder Opal

7.69ct1 Piece
$ 53.83
15.7 x 12.2 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 7.69 ct Boulder Opal
Boulder Opal Shape: Oval Cabochon Boulder Opal
Boulder Opal Size: 15.7 x 12.2 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

7.85 ct Fancy Boulder Opal, 16.4 x 11.8 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 7.85 carat weight Boulder Opal

7.85ct1 Piece
$ 54.95
16.4 x 11.8 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 7.85 ct Boulder Opal
Boulder Opal Shape: Fancy Cabochon Boulder Opal
Boulder Opal Size: 16.4 x 11.8 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.24ct1 Piece
$ 57.68
19.4 x 9.3 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.24 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 19.4 x 9.3 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.06 ct Oval Boulder Opal, 16.8 x 11.8 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.06 carat weight Boulder Opal

8.06ct1 Piece
$ 62.06
16.8 x 11.8 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.06 ct Boulder Opal
Boulder Opal Shape: Oval Cabochon Boulder Opal
Boulder Opal Size: 16.8 x 11.8 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.30ct1 Piece
$ 63.91
19.3 x 11 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.30 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 19.3 x 11 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.11ct1 Piece
$ 56.77
21.1 x 11 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.11 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 21.1 x 11 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

7.88 ct Oval Boulder Opal, 16.8 x 11.6 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 7.88 carat weight Boulder Opal

7.88ct1 Piece
$ 39.40
16.8 x 11.6 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 7.88 ct Boulder Opal
Boulder Opal Shape: Oval Cabochon Boulder Opal
Boulder Opal Size: 16.8 x 11.6 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
8.60ct1 Piece
$ 66.22
18.9 x 12.5 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.60 ct Boulder Opal
Boulder Opal Shape: Pear Cabochon Boulder Opal
Boulder Opal Size: 18.9 x 12.5 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.42 ct Oval Boulder Opal, 18.8 x 13.8 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.42 carat weight Boulder Opal

8.42ct1 Piece
$ 58.94
18.8 x 13.8 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.42 ct Boulder Opal
Boulder Opal Shape: Oval Cabochon Boulder Opal
Boulder Opal Size: 18.8 x 13.8 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.68 ct Fancy Boulder Opal, 20.7 x 14.5 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.68 carat weight Boulder Opal

8.68ct1 Piece
$ 43.40
20.7 x 14.5 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.68 ct Boulder Opal
Boulder Opal Shape: Fancy Cabochon Boulder Opal
Boulder Opal Size: 20.7 x 14.5 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

7.95 ct Oval Boulder Opal, 18.3 x 9.9 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 7.95 carat weight Boulder Opal

7.95ct1 Piece
$ 55.65
18.3 x 9.9 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 7.95 ct Boulder Opal
Boulder Opal Shape: Oval Cabochon Boulder Opal
Boulder Opal Size: 18.3 x 9.9 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart

8.1 ct Fancy Boulder Opal, 21.3 x 12.1 mm From Australia

Buy Natural Boulder Opal, Qty: 1 pc | 8.10 carat weight Boulder Opal

8.10ct1 Piece
$ 40.50
21.3 x 12.1 mm
Item Description
Stone Type: Loose Boulder Opal
Boulder Opal Weight: 8.10 ct Boulder Opal
Boulder Opal Shape: Fancy Cabochon Boulder Opal
Boulder Opal Size: 21.3 x 12.1 mm Boulder Opal
Boulder Opal Color: Multicolor Boulder Opal
Boulder Opal Clarity: Opaque Boulder Opal
Boulder Opal Origin: Australia Boulder Opal
Boulder Opal Treatment: Untreated
Boulder Opal Quantity: 1
Boulder Opal Certificate: GemSelect
Product Description:
View Details
Add to Cart
Buy gems by carat weight. Shop from our extensive range of beautiful, natural 8 carat gems. Browse the largest selection of natural loose colored gemstones available in 8 carats. Our large gemstone selection includes many popular gem types, such as amethyst, aquamarine, topaz, emerald and garnet, and lesser-known gems, including sphene, ruby in fuchsite and sphalerite. From here, you can use our filters at the top or on the left-hand side to find gems by gem type, color, shape, cut and so on. For example, select 'peridot' to see all of our 8-carat peridot gems. Select 'blue' to shop for 8-carat blue gems. You can also filter by single, pairs, lots, faceted gems or cabochons by using the check boxes at the top.
Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

The gems were as described, which is kind of rare these days. I am happy with the purchase, and delevery on time.

Posted By T-bone in October, 2023
Source: Bizrate

Overall Rating -> 9 star ratings

Well presented images, clear information, quick and easy check out.

Posted By Mr. Bezel in July, 2023
Source: Bizrate

Overall Rating -> 9 star ratings

They had a easy to navigate directory for all the currently available products. You could filter by almost any parameter you could think of. The checkout process was smooth and painless, and the shipping was quick and efficient. All-in-all, it was a very positive experience.

Posted By Brian in May, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very Good

Posted By Julian in July, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

the searching format was easy to find what i needed. It helped to be able to sort Lowest price to Highest because i wasnt looking to spend too much but i did want an actual stone and not imitation.

Posted By PixelComposer in January, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

I am of the opinion that the company gem select cares about the product beautiful gems it sells and the cost of the gem I purchased was small i was treated as if it cost a lot of money and product was described in detail and i felt good about the little stones i had ordered.

Posted By Sparkle in March, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

The selection and filtering is a little overwhelming, but that's only because there is so much to choose from.

Posted By Kasper in June, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Selection and purchasing online was very easy

Posted By Aggy in January, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Fine. All emails answered. Excellent service. Nice discount added for orders. Briefly, a very good experience.

Posted By C.J. in February, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

The website is easy to navigate and has a great selection. I am an amateur silver smith casting jewelry with stones

Posted By Jrplunk in April, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Always an easy experience using Gem select.

Posted By Jeff in November, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Extremely easy to use, and I am fully satisfied with the purchase process.

Posted By Fl_Beachcomber in October, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Interested in unusual stones and found many that I purchased or will purchase in the near future. I have been a customer of gem select for almost ten years and have always been pleased with buying experience and the delivered product

Posted By Fairhope Pete in December, 2023
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use as always and in all steps from opening site to paying.

Posted By Pete in February, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It was simple and clear to understand.

Posted By Thora007 in December, 2023
Source: Bizrate
STAY IN TOUCH | NEWSLETTER
*You're signing up to receive GemSelect promotional email.
Partners and Trust Payment options

Switch to Mobile Version

Copyright © 2005-2024 GemSelect.com all rights reserved.

Reproduction (text or graphics) without the express written consent of GemSelect.com (SETT Company Ltd.) is strictly prohibited.

1707

Continue Shopping
Checkout
Continue Shopping
Checkout