X
Gemstone Search
90,000+ Happy Customers
20+ Years In Business
Call Us Mon–Fri 8am–5pm

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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
0.53ct Multicolor Opal, Oval, Opaque

0.53ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.84

View Gem
3.64ctw Multicolor Black Opal, Oval, Translucent

3.64ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 83.47

View Gem
0.76ct Brown Chocolate Opal, Oval, Opaque

0.76ct Brown Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 22.71

View Gem
25.69ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (679216)

25.69ct Multicolor Boulder Opal, Fancy, Opaque

25.7 x 15.7 mm

$ 127.94

View Gem
1.69ct Multicolor Black Opal, Round, Opaque

1.69ct Multicolor Black Opal, Round, Opaque

9 mm (calibrated)

$ 42.70

View Gem
5.19ctw Multicolor Opal, Square, Transparent

5.19ctw Multicolor Opal, Square, Transparent

4.4 x 4.3 mm

$ 37.06

View Gem
11.76ct Multicolor Black Opal, Pear Shape, Opaque
Black Opal Product Video (748546)

11.76ct Multicolor Black Opal, Pear Shape, Opaque

22.5 x 15 mm

$ 488.04

View Gem
4.45ct Multicolor Black Opal, Sphere / Ball, Opaque

4.45ct Multicolor Black Opal, Sphere / Ball, Opaque

10 mm (calibrated)

$ 132.97

View Gem
0.64ct Orange Fire Opal, Oval, Transparent

0.64ct Orange Fire Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 18.44

View Gem
3.97ct Multicolor Black Opal, Pear Shape, Opaque

3.97ct Multicolor Black Opal, Pear Shape, Opaque

14.6 x 10.6 mm

$ 115.66

View Gem
2.76ct Yellow Cat'S Eye Opal, Oval, Translucent

2.76ct Yellow Cat'S Eye Opal, Oval, Translucent

11.2 x 6.6 mm

$ 8.25

View Gem
13.60ct Multicolor Boulder Opal, Oval, Opaque

13.60ct Multicolor Boulder Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 94.82

View Gem
33.02ct Multicolor Opal, Oval, Opaque

33.02ct Multicolor Opal, Oval, Opaque

30 x 22 mm (calibrated)

$ 98.66

View Gem
1.30ct Multicolor Opal, Oval, Translucent

1.30ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 45.78

View Gem
1.31ct Multicolor Opal, Oval, Opaque

1.31ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.14

View Gem
1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 69.68

View Gem
1.18ct Multicolor Opal, Oval, Opaque

1.18ct Multicolor Opal, Oval, Opaque

9.1 x 7.3 mm

$ 29.77

View Gem
1.35ct Multicolor Opal, Oval, Opaque

1.35ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 40.34

View Gem
15.10ct Multicolor Opal, Cushion, Opaque

15.10ct Multicolor Opal, Cushion, Opaque

25.1 x 12.7 mm

$ 45.12

View Gem
2.53ctw Orange Opal, Oval, Transparent

2.53ctw Orange Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 75.81

View Gem
3.45ct Multicolor Opal, Oval, Transparent

3.45ct Multicolor Opal, Oval, Transparent

14 x 9 mm (calibrated)

$ 86.74

View Gem
7.51ct Multicolor Black Opal, Pear Shape, Opaque

7.51ct Multicolor Black Opal, Pear Shape, Opaque

17 x 12.7 mm

$ 224.40

View Gem
1.43ct Multicolor Black Opal, Oval, Translucent

1.43ct Multicolor Black Opal, Oval, Translucent

9.4 x 7.3 mm

$ 35.61

View Gem
1.09ct Multicolor Opal, Oval, Opaque

1.09ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 32.57

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 -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy process.

Posted By Crafty Seabee in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I loved the selection of gemstones you have a to z

Posted By James in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image