X
Gemstone Search

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
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 Opal
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
12.00ct Multicolor Boulder Opal, Fancy, Opaque

12.00ct Multicolor Boulder Opal, Fancy, Opaque

26 x 16.3 mm

$ 72.00

View Details
1.57ctw Multicolor Opal, Oval, Opaque

1.57ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 62.17

View Details
0.76ct Multicolor Opal, Oval, Opaque

0.76ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.36

View Details
0.87ct Multicolor Opal, Oval, Opaque

0.87ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 31.32

View Details
0.69ct Multicolor Opal, Oval, Opaque

0.69ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.32

View Details
1.42ct Multicolor Opal, Oval, Translucent

1.42ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 78.72

View Details
2.23ct Multicolor Black Opal, Oval, Translucent

2.23ct Multicolor Black Opal, Oval, Translucent

13 x 9 mm (calibrated)

$ 66.90

View Details
3.54ct Multicolor Boulder Opal, Fancy, Opaque

3.54ct Multicolor Boulder Opal, Fancy, Opaque

14.7 x 9 mm

$ 17.70

View Details
5.85ctw Multicolor Opal, Square, Translucent

5.85ctw Multicolor Opal, Square, Translucent

4.6 x 4.5 mm

$ 45.49

View Details
3.95ct Multicolor Black Opal, Pear Shape, Opaque

3.95ct Multicolor Black Opal, Pear Shape, Opaque

17 x 10.4 mm

$ 138.65

View Details
3.85ct Multicolor Black Opal, Marquise, Opaque

3.85ct Multicolor Black Opal, Marquise, Opaque

18 x 9 mm (calibrated)

$ 135.14

View Details
2.10ct Multicolor Opal, Pear Shape, Translucent

2.10ct Multicolor Opal, Pear Shape, Translucent

14 x 9 mm (calibrated)

$ 63.00

View Details
8.01ct Multicolor Boulder Opal, Cushion, Opaque

8.01ct Multicolor Boulder Opal, Cushion, Opaque

15.6 x 8.8 mm

$ 67.28

View Details
8.27ct Multicolor Boulder Opal, Fancy, Opaque

8.27ct Multicolor Boulder Opal, Fancy, Opaque

27.2 x 8.3 mm

$ 49.62

View Details
3.78ct Multicolor Opal, Oval, Transparent

3.78ct Multicolor Opal, Oval, Transparent

14 x 10 mm (calibrated)

$ 204.12

View Details
1.46ct Multicolor Opal, Pear Shape, Transparent

1.46ct Multicolor Opal, Pear Shape, Transparent

9 x 9 mm (calibrated)

$ 77.09

View Details
1.72ct Multicolor Black Opal, Oval, Translucent

1.72ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 51.60

View Details
1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 83.95

View Details
1.23ct Multicolor Opal, Pear Shape, Transparent

1.23ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 36.90

View Details
1.23ct Multicolor Black Opal, Oval, Transparent

1.23ct Multicolor Black Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 49.20

View Details
3.32ct Multicolor Opal Doublet, Pear Shape, Opaque

3.32ct Multicolor Opal Doublet, Pear Shape, Opaque

18.2 x 8.3 mm

$ 118.82

View Details
1.43ctw Multicolor Opal, Oval, Opaque

1.43ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 56.63

View Details
1.07ct Multicolor Opal, Oval, Translucent

1.07ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 59.32

View Details
1.18ct Multicolor Black Opal, Oval, Translucent

1.18ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 38.94

View Details

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

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 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

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

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