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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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1.05ct Multicolor Opal, Pear Shape, Transparent

1.05ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 31.50

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1.10ct Multicolor Opal, Oval, Transparent

1.10ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 59.40

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0.86ct Multicolor Black Opal, Oval, Translucent

0.86ct Multicolor Black Opal, Oval, Translucent

9 x 6 mm (calibrated)

$ 25.80

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7.13ct Multicolor Boulder Opal, Cushion, Transparent

7.13ct Multicolor Boulder Opal, Cushion, Transparent

13 x 13 mm (calibrated)

$ 102.78

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1.32ct Multicolor Black Opal, Oval, Translucent

1.32ct Multicolor Black Opal, Oval, Translucent

11 x 7.2 mm

$ 38.66

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0.50ct Multicolor Opal, Oval, Opaque

0.50ct Multicolor Opal, Oval, Opaque

7 x 5.2 mm

$ 18.00

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6.81ct Multicolor Black Opal, Pear Shape, Opaque

6.81ct Multicolor Black Opal, Pear Shape, Opaque

21.6 x 11.8 mm

$ 340.50

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1.05ct Multicolor Opal, Oval, Transparent

1.05ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 39.80

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1.28ct Multicolor Black Opal, Pear Shape, Opaque

1.28ct Multicolor Black Opal, Pear Shape, Opaque

10 x 6.6 mm

$ 42.24

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1.43ct Multicolor Opal, Oval, Transparent

1.43ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 79.28

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9.19ct Multicolor Opal, Pear Shape, Transparent

9.19ct Multicolor Opal, Pear Shape, Transparent

20.8 x 12.1 mm

$ 551.40

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2.40ct Multicolor Opal, Pear Shape, Transparent

2.40ct Multicolor Opal, Pear Shape, Transparent

14 x 9 mm (calibrated)

$ 72.72

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4.17ct Multicolor Opal, Oval, Transparent

4.17ct Multicolor Opal, Oval, Transparent

13.9 x 10.9 mm

$ 225.18

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8.60ct Multicolor Boulder Opal, Pear Shape, Opaque
Boulder Opal Product Video (321835)

8.60ct Multicolor Boulder Opal, Pear Shape, Opaque

18.9 x 12.5 mm

$ 79.46

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1.21ct Multicolor Opal, Pear Shape, Opaque

1.21ct Multicolor Opal, Pear Shape, Opaque

10.8 x 7.3 mm

$ 47.92

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2.05ct Multicolor Opal, Oval, Transparent

2.05ct Multicolor Opal, Oval, Transparent

5.5 mm (calibrated)

$ 110.70

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1.23ct Multicolor Opal, Oval, Opaque

1.23ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 44.28

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1.99ctw Multicolor Opal, Oval, Transparent

1.99ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 105.07

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1.22ct Multicolor Chocolate Opal, Oval, Opaque

1.22ct Multicolor Chocolate Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 43.92

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5.00ct Multicolor Opal, Pear Shape, Transparent

5.00ct Multicolor Opal, Pear Shape, Transparent

13 x 11 mm (calibrated)

$ 150.00

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0.66ct Multicolor Opal, Oval, Opaque

0.66ct Multicolor Opal, Oval, Opaque

7.2 x 5.7 mm

$ 23.76

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0.85ct Multicolor Opal, Round, Transparent

0.85ct Multicolor Opal, Round, Transparent

7 mm (calibrated)

$ 25.15

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8.74ct Multicolor Black Opal, Oval, Opaque

8.74ct Multicolor Black Opal, Oval, Opaque

19.6 x 12 mm

$ 314.64

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0.82ct Multicolor Chocolate Opal, Oval, Translucent

0.82ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 32.47

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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

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate
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