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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
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
2.54ctw Multicolor Black Opal, Oval, Opaque

2.54ctw Multicolor Black Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 83.48

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1.84ct Multicolor Opal, Oval, Translucent

1.84ct Multicolor Opal, Oval, Translucent

10.8 x 8.2 mm

$ 45.82

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1.05ct Multicolor Opal, Oval, Transparent

1.05ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 33.03

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7.80ct Multicolor Black Opal, Oval, Opaque

7.80ct Multicolor Black Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 323.70

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1.06ctw Multicolor Opal, Oval, Opaque

1.06ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 31.67

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1.88ctw Multicolor Opal, Oval, Transparent
Opal Product Video (462637)

1.88ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 82.39

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0.76ct Multicolor Opal, Pear Shape, Transparent

0.76ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 18.92

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1.17ct Multicolor Opal, Oval, Opaque

1.17ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 38.45

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0.92ctw Multicolor Opal, Oval, Opaque

0.92ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 30.24

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1.60ct Multicolor Black Opal, Oval, Opaque

1.60ct Multicolor Black Opal, Oval, Opaque

11.1 x 8.2 mm

$ 46.48

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13.03ct Multicolor Boulder Opal, Pear Shape, Opaque

13.03ct Multicolor Boulder Opal, Pear Shape, Opaque

22.4 x 13.3 mm

$ 64.89

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2.13ct Multicolor Black Opal, Oval, Opaque

2.13ct Multicolor Black Opal, Oval, Opaque

12.2 x 7.7 mm

$ 70.72

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18.06ct Multicolor Opal, Pear Shape, Opaque

18.06ct Multicolor Opal, Pear Shape, Opaque

22.1 x 13.7 mm

$ 449.69

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1.03ct Multicolor Opal, Oval, Opaque

1.03ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 30.78

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1.97ctw Multicolor Opal, Oval, Transparent

1.97ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 86.34

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17.61ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (628052)

17.61ct Multicolor Boulder Opal, Fancy, Opaque

22.8 x 17.7 mm

$ 87.70

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0.59ct Multicolor Opal, Oval, Opaque

0.59ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 17.63

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5.55ctw Multicolor Black Opal, Oval, Translucent
Black Opal Product Video (473257)

5.55ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 127.27

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1.62ct Multicolor Black Opal, Pear Shape, Opaque

1.62ct Multicolor Black Opal, Pear Shape, Opaque

10.8 x 7.6 mm

$ 41.53

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1.90ct White Opal, Oval, Transparent

1.90ct White Opal, Oval, Transparent

12 x 8 mm (calibrated)

$ 39.82

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2.96ctw Multicolor Opal, Oval, Opaque

2.96ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 97.29

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1.44ct Multicolor Black Opal, Oval, Translucent

1.44ct Multicolor Black Opal, Oval, Translucent

11.5 x 7.9 mm

$ 35.86

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1.50ct Multicolor Black Opal, Marquise, Opaque

1.50ct Multicolor Black Opal, Marquise, Opaque

13.9 x 5.8 mm

$ 37.90

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1.37ct Multicolor Opal, Pear Shape, Translucent

1.37ct Multicolor Opal, Pear Shape, Translucent

10 x 8 mm (calibrated)

$ 52.54

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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 -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
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

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate
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