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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 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
0.44ct Multicolor Opal, Pear Shape, Opaque

0.44ct Multicolor Opal, Pear Shape, Opaque

9.1 x 5.7 mm

$ 12.05

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1.75ct Multicolor Black Opal, Oval, Opaque

1.75ct Multicolor Black Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 44.87

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1.40ct Multicolor Opal, Oval, Opaque

1.40ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 41.83

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0.69ct Multicolor Opal, Oval, Opaque

0.69ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 20.62

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7.43ct Multicolor Boulder Opal, Oval, Opaque

7.43ct Multicolor Boulder Opal, Oval, Opaque

23.9 x 8 mm

$ 51.80

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3.54ct Multicolor Opal, Oval, Transparent

3.54ct Multicolor Opal, Oval, Transparent

14 x 10 mm (calibrated)

$ 88.99

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0.93ct Multicolor Opal, Oval, Opaque

0.93ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 27.79

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8.46ct Green Opal, Oval, Opaque

8.46ct Green Opal, Oval, Opaque

17.4 x 10.9 mm

$ 19.63

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13.97ct Multicolor Black Opal, Oval, Opaque
Black Opal Product Video (755410)

13.97ct Multicolor Black Opal, Oval, Opaque

20.8 x 15.4 mm

$ 698.50

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1.51ct Multicolor Opal, Oval, Opaque

1.51ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 49.63

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1.20ct Multicolor Chocolate Opal, Oval, Transparent

1.20ct Multicolor Chocolate Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 35.86

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1.58ct Multicolor Opal, Oval, Translucent

1.58ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 69.24

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6.04ct Yellow Cat'S Eye Opal, Oval, Opaque

6.04ct Yellow Cat'S Eye Opal, Oval, Opaque

14 x 9 mm (calibrated)

$ 18.04

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7.64ct Multicolor Black Opal, Pear Shape, Translucent

7.64ct Multicolor Black Opal, Pear Shape, Translucent

19.4 x 13 mm

$ 228.28

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0.96ct Multicolor Opal, Fancy, Translucent

0.96ct Multicolor Opal, Fancy, Translucent

8.3 x 5.3 mm

$ 26.78

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0.31ct Multicolor Opal, Oval, Opaque

0.31ct Multicolor Opal, Oval, Opaque

6.3 x 4.4 mm

$ 9.26

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75.33ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718564)

75.33ct Multicolor Boulder Opal, Fancy, Opaque

43.5 x 29.6 mm

$ 375.14

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0.72ct Orange Fire Opal, Oval, Translucent

0.72ct Orange Fire Opal, Oval, Translucent

8.2 x 6.3 mm

$ 19.72

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14.55ct Multicolor Boulder Opal, Oval, Opaque

14.55ct Multicolor Boulder Opal, Oval, Opaque

26.3 x 11.2 mm

$ 101.44

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9.96ct Multicolor Fire Opal, Pear Shape, Opaque
Fire Opal Product Video (757885)

9.96ct Multicolor Fire Opal, Pear Shape, Opaque

19 x 13.4 mm

$ 49.80

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11.73ct Multicolor Boulder Opal, Round, Translucent
Boulder Opal Product Video (630179)

11.73ct Multicolor Boulder Opal, Round, Translucent

19 mm (calibrated)

$ 81.78

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4.77ct Green Cat'S Eye Opal, Oval, Opaque

4.77ct Green Cat'S Eye Opal, Oval, Opaque

13.3 x 9.8 mm

$ 7.92

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7.03ct Yellow Cat'S Eye Opal, Oval, Translucent

7.03ct Yellow Cat'S Eye Opal, Oval, Translucent

15.3 x 9.3 mm

$ 23.11

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1.66ct Multicolor Black Opal, Oval, Translucent

1.66ct Multicolor Black Opal, Oval, Translucent

10.7 x 8.4 mm

$ 41.33

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

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
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

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate
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