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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
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1.56ct Multicolor Opal, Pear Shape, Translucent

1.56ct Multicolor Opal, Pear Shape, Translucent

12 x 8 mm (calibrated)

$ 55.16

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1.38ct Multicolor Black Opal, Oval, Translucent

1.38ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 54.65

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5.11ct Multicolor Opal, Oval, Translucent

5.11ct Multicolor Opal, Oval, Translucent

14 x 10 mm (calibrated)

$ 153.30

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1.81ctw Multicolor Opal, Oval, Transparent

1.81ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 95.57

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1.14ct Multicolor Opal, Oval, Translucent

1.14ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 34.33

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2.45ct Multicolor Opal, Oval, Opaque

2.45ct Multicolor Opal, Oval, Opaque

11.6 x 8.7 mm

$ 97.02

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1.05ctw Multicolor Opal, Oval, Opaque

1.05ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 37.80

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1.42ctw Multicolor Opal, Oval, Opaque

1.42ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 51.12

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21.61ct Multicolor Opal, Oval, Opaque

21.61ct Multicolor Opal, Oval, Opaque

7 x 17.3 mm

$ 77.80

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1.42ct Multicolor Opal, Oval, Transparent

1.42ct Multicolor Opal, Oval, Transparent

11.2 x 7.3 mm

$ 78.72

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1.31ctw Multicolor Opal, Oval, Transparent

1.31ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 69.17

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9.45ct Multicolor Black Opal, Pear Shape, Opaque
Black Opal Product Video (744005)

9.45ct Multicolor Black Opal, Pear Shape, Opaque

19.5 x 13.2 mm

$ 472.50

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0.66ct Multicolor Chocolate Opal, Oval, Translucent

0.66ct Multicolor Chocolate Opal, Oval, Translucent

8.5 x 6 mm

$ 26.14

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0.99ct Multicolor Black Opal, Emerald Cut, Opaque

0.99ct Multicolor Black Opal, Emerald Cut, Opaque

8.5 x 5.9 mm

$ 30.58

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5.32ctw Multicolor Opal, Round, Translucent

5.32ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 196.63

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2.54ctw Multicolor Opal, Oval, Opaque

2.54ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 91.44

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1.27ct Multicolor Opal, Oval, Transparent

1.27ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 38.10

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3.35ctw Multicolor Opal, Square, Transparent

3.35ctw Multicolor Opal, Square, Transparent

4 x 4 mm (calibrated)

$ 28.66

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1.85ct Multicolor Opal, Fancy, Translucent

1.85ct Multicolor Opal, Fancy, Translucent

11.4 x 7.6 mm

$ 62.16

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1.09ct Multicolor Opal, Oval, Transparent

1.09ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 57.55

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1.30ct Multicolor Black Opal, Round, Opaque

1.30ct Multicolor Black Opal, Round, Opaque

8.5 mm (calibrated)

$ 40.16

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7.75ct Multicolor Boulder Opal, Fancy, Opaque

7.75ct Multicolor Boulder Opal, Fancy, Opaque

16 x 12 mm (calibrated)

$ 46.50

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1.26ct Multicolor Opal, Trillion, Transparent

1.26ct Multicolor Opal, Trillion, Transparent

8 x 8 mm (calibrated)

$ 38.81

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0.91ct Multicolor Opal, Fancy, Translucent

0.91ct Multicolor Opal, Fancy, Translucent

8.9 x 7.4 mm

$ 30.58

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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

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

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

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate
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