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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
1.67ct Multicolor Opal, Pear Shape, Translucent

1.67ct Multicolor Opal, Pear Shape, Translucent

12.6 x 7.6 mm

$ 64.04

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1.31ct Multicolor Black Opal, Oval, Opaque

1.31ct Multicolor Black Opal, Oval, Opaque

9.8 x 7.3 mm

$ 33.59

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1.08ct Multicolor Opal, Oval, Opaque

1.08ct Multicolor Opal, Oval, Opaque

10.6 x 7.1 mm

$ 32.27

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0.50ct Multicolor Chocolate Opal, Oval, Translucent

0.50ct Multicolor Chocolate Opal, Oval, Translucent

7.2 x 4.7 mm

$ 14.94

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13.64ct Multicolor Black Opal, Pear Shape, Opaque

13.64ct Multicolor Black Opal, Pear Shape, Opaque

23.8 x 15.1 mm

$ 682.00

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0.49ct Multicolor Opal, Fancy, Translucent

0.49ct Multicolor Opal, Fancy, Translucent

8.4 x 5.8 mm

$ 11.39

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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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1.82ctw Multicolor Opal, Oval, Opaque

1.82ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 59.82

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1.37ct Multicolor Opal, Pear Shape, Transparent

1.37ct Multicolor Opal, Pear Shape, Transparent

12.1 x 7.4 mm

$ 34.45

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1.18ctw Multicolor Opal, Oval, Opaque

1.18ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 35.26

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2.32ctw Multicolor Opal, Oval, Opaque

2.32ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 69.32

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2.91ctw Multicolor Black Opal, Oval, Opaque

2.91ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 95.65

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0.61ct Multicolor Opal, Oval, Opaque

0.61ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 18.23

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2.79ctw Multicolor Black Opal, Oval, Opaque

2.79ctw Multicolor Black Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 83.37

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0.74ct Multicolor Opal, Oval, Translucent

0.74ct Multicolor Opal, Oval, Translucent

8.1 x 6.3 mm

$ 31.69

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1.46ct Multicolor Opal, Pear Shape, Transparent

1.46ct Multicolor Opal, Pear Shape, Transparent

9 x 9 mm (calibrated)

$ 63.98

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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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1.31ct Multicolor Opal, Oval, Transparent

1.31ct Multicolor Opal, Oval, Transparent

9.7 x 7.6 mm

$ 50.75

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1.71ct Multicolor Opal, Oval, Transparent

1.71ct Multicolor Opal, Oval, Transparent

11 x 9 mm (calibrated)

$ 78.68

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1.22ct Multicolor Black Opal, Oval, Translucent

1.22ct Multicolor Black Opal, Oval, Translucent

9.4 x 7.3 mm

$ 30.38

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0.73ct Multicolor Opal, Oval, Opaque

0.73ct Multicolor Opal, Oval, Opaque

6.8 x 5.5 mm

$ 21.81

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1.60ctw Multicolor Opal, Oval, Opaque

1.60ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 47.81

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9.37ct Multicolor Boulder Opal, Pear Shape, Opaque

9.37ct Multicolor Boulder Opal, Pear Shape, Opaque

24.7 x 11.8 mm

$ 38.89

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15.41ct Multicolor Boulder Opal, Oval, Opaque

15.41ct Multicolor Boulder Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 76.74

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

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

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

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

There is NOPLACE else I'd rather buy gemstones. Every single aspect exceeds expectations

Posted By Tabsatx in August, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate
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