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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
1.43ct Multicolor Opal, Pear Shape, Translucent

1.43ct Multicolor Opal, Pear Shape, Translucent

13 x 9 mm (calibrated)

$ 65.80

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0.49ct Multicolor Chocolate Opal, Oval, Translucent

0.49ct Multicolor Chocolate Opal, Oval, Translucent

7.4 x 5.2 mm

$ 16.10

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0.79ct Multicolor Opal, Oval, Opaque

0.79ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 23.61

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10.92ct Multicolor Boulder Opal, Fancy, Opaque

10.92ct Multicolor Boulder Opal, Fancy, Opaque

22.6 x 12.9 mm

$ 54.38

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4.16ct Multicolor Opal, Oval, Transparent

4.16ct Multicolor Opal, Oval, Transparent

14 x 10.6 mm

$ 104.58

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1.46ct Multicolor Black Opal, Oval, Opaque

1.46ct Multicolor Black Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 37.43

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0.76ct Multicolor Opal, Pear Shape, Transparent

0.76ct Multicolor Opal, Pear Shape, Transparent

11 x 5.3 mm

$ 34.06

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2.93ct Multicolor Black Opal, Oval, Translucent

2.93ct Multicolor Black Opal, Oval, Translucent

12.7 x 9.9 mm

$ 72.96

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0.85ct Multicolor Opal, Oval, Opaque

0.85ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 25.40

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0.80ct Multicolor Chocolate Opal, Oval, Opaque

0.80ct Multicolor Chocolate Opal, Oval, Opaque

7.3 x 5.8 mm

$ 23.90

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2.04ctw Multicolor Opal, Oval, Opaque

2.04ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 60.96

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4.71ctw Multicolor Opal, Round, Translucent

4.71ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 144.49

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1.61ct Multicolor Opal, Oval, Transparent

1.61ct Multicolor Opal, Oval, Transparent

11.2 x 7.9 mm

$ 74.09

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0.64ct Multicolor Opal, Oval, Opaque

0.64ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 19.12

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1.56ct Multicolor Opal, Pear Shape, Transparent

1.56ct Multicolor Opal, Pear Shape, Transparent

12 x 8 mm (calibrated)

$ 68.37

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0.96ct Multicolor Black Opal, Marquise, Opaque

0.96ct Multicolor Black Opal, Marquise, Opaque

12 x 6 mm (calibrated)

$ 24.25

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10.34ct Multicolor Black Opal, Oval, Opaque

10.34ct Multicolor Black Opal, Oval, Opaque

18.4 x 13.9 mm

$ 308.96

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1.46ct Multicolor Opal, Oval, Translucent

1.46ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 56.56

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1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10.6 x 7.9 mm

$ 39.59

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1.36ct Multicolor Opal, Pear Shape, Translucent

1.36ct Multicolor Opal, Pear Shape, Translucent

10 x 8 mm (calibrated)

$ 31.29

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0.63ct Multicolor Black Opal, Trillion, Opaque

0.63ct Multicolor Black Opal, Trillion, Opaque

8 x 7.2 mm

$ 19.18

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0.53ct Multicolor Opal, Pear Shape, Transparent

0.53ct Multicolor Opal, Pear Shape, Transparent

7.1 x 5.3 mm

$ 13.20

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1.23ct Multicolor Black Opal, Oval, Transparent

1.23ct Multicolor Black Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 40.84

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1.73ct Multicolor Opal, Pear Shape, Transparent

1.73ct Multicolor Opal, Pear Shape, Transparent

12 x 8 mm (calibrated)

$ 81.51

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

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 7 star ratings

easy interface for a pricless buy

Posted By Zeak 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

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

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 -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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