90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
Home › Gemstones › Opal

Opal Gemstones

Discover natural opal gemstones known for their unique play-of-color and endless variety.

Black Opal
White Opal
Boulder Opal
Chocolate Opal
Fire Opal
Opal Doublet
Yellow Opal
Matrix Opal
Round Opal Gems
1-2 Carat Opal
2-5 Carat Opal
Opal Weight
Opal Size
Opal Clarity
Opal Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Opal
Blue
Brown Opal
Golden
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
0.56ct Multicolor Opal, Oval, Opaque

0.56ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 16.73

View Gem
10.65ct Multicolor Boulder Opal, Fancy, Opaque

10.65ct Multicolor Boulder Opal, Fancy, Opaque

20.2 x 13.2 mm

$ 53.04

View Gem
6.08ct Multicolor Boulder Opal, Oval, Opaque

6.08ct Multicolor Boulder Opal, Oval, Opaque

16.1 x 9.9 mm

$ 30.28

View Gem
7.53ct Multicolor Opal, Oval, Transparent

7.53ct Multicolor Opal, Oval, Transparent

18.3 x 14.1 mm

$ 187.50

View Gem
1.72ct Multicolor Opal, Oval, Transparent

1.72ct Multicolor Opal, Oval, Transparent

10.9 x 7.2 mm

$ 42.83

View Gem
1.64ct Multicolor Black Opal, Oval, Translucent

1.64ct Multicolor Black Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 40.84

View Gem
3.58ct Multicolor Opal, Pear Shape, Translucent

3.58ct Multicolor Opal, Pear Shape, Translucent

14.5 x 10.4 mm

$ 89.14

View Gem
0.59ct Brown Chocolate Opal, Oval, Translucent

0.59ct Brown Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 17.63

View Gem
0.86ct Multicolor Opal, Oval, Opaque

0.86ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 25.70

View Gem
2.05ct Multicolor Opal, Oval, Translucent

2.05ct Multicolor Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 51.73

View Gem
1.34ctw Multicolor Opal, Oval, Opaque

1.34ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 44.04

View Gem
1.16ct Multicolor Black Opal, Oval, Opaque

1.16ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.2 mm

$ 29.74

View Gem
1.22ct Multicolor Opal, Oval, Translucent

1.22ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 40.10

View Gem
2.29ct Multicolor Black Opal, Oval, Opaque

2.29ct Multicolor Black Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 76.03

View Gem
0.87ct Multicolor Opal, Oval, Opaque

0.87ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.00

View Gem
1.27ct Multicolor Black Opal, Trillion, Opaque

1.27ct Multicolor Black Opal, Trillion, Opaque

9.7 x 9 mm

$ 32.09

View Gem
0.53ct Multicolor Opal, Pear Shape, Transparent

0.53ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 13.20

View Gem
1.51ct Multicolor Chocolate Opal, Oval, Translucent

1.51ct Multicolor Chocolate Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 49.63

View Gem
1.33ct Multicolor Black Opal, Round, Opaque

1.33ct Multicolor Black Opal, Round, Opaque

8 mm (calibrated)

$ 33.61

View Gem
0.97ct Multicolor Opal, Oval, Transparent/Translucent

0.97ct Multicolor Opal, Oval, Transparent/Translucent

8.2 x 6.3 mm

$ 42.51

View Gem
8.39ct Multicolor Black Opal, Pear Shape, Opaque

8.39ct Multicolor Black Opal, Pear Shape, Opaque

18.7 x 13.8 mm

$ 250.69

View Gem
1.69ctw Multicolor Opal, Oval, Transparent

1.69ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 74.06

View Gem
1.10ct Multicolor Black Opal, Oval, Opaque

1.10ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 28.20

View Gem
6.20ct Green Opal, Oval, Opaque

6.20ct Green Opal, Oval, Opaque

14.7 x 11.6 mm

$ 13.28

View Gem

Why Buy Opal from GemSelect?

Natural Opal Gemstones

Our natural opal gemstones are carefully selected for their vibrant play-of-color and individuality. Each stone is unique, making opals a favorite among jewelers and collectors.

Loose Opal Gemstones Online

Buy loose opal gemstones online at GemSelect with confidence. We offer detailed photos, transparent descriptions, and secure worldwide shipping.

Loose Opal Gemstones for Jewelry and Collecting

Opal for Jewelry Making

Opal gemstones are ideal for custom jewelry such as rings, pendants, and earrings. Their shifting colors create eye-catching designs unlike any other gemstone.

Australian and Ethiopian Opal

Australian opals are prized for their durability and classic color play, while Ethiopian opals are known for bold patterns and vivid flashes of color.

Faceted Opal Stones

Faceted opal gemstones enhance brilliance and highlight internal color play. These stones are perfect for modern jewelry designs requiring extra sparkle.

Opal Cabochons

Opal cabochons feature smooth, domed surfaces that emphasize color patterns. They are a popular choice for statement jewelry and artistic settings.

Wholesale Opal Gemstones

We offer wholesale opal gemstones for jewelers and designers seeking quality stones at competitive prices, including matched pairs and calibrated sizes.

October Birthstone Opal

Opal is the October birthstone, symbolizing creativity and individuality. It makes a meaningful gift for birthdays and special occasions.

Learn more about opal characteristics, care, and history on our Opal Information Page.

FAQs

What makes opal gemstones unique?

Opals are known for their play-of-color, an optical effect where flashes of color shift with movement and light.

Are GemSelect’s opal gemstones natural?

Yes, all our opal gemstones are natural. Any treatments or stabilizations are clearly disclosed.

Are opals suitable for everyday jewelry?

Opals are best suited for occasional wear. Protective settings are recommended due to their moderate hardness.

What types of opal do you sell?

We offer a wide range including Australian opal, Ethiopian opal, black opal, white opal, fire opal, and boulder opal.

Can I buy opal gemstones in matched pairs?

Yes, we offer matched opal pairs ideal for earrings and custom jewelry designs.

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

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image