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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
35.49ct Multicolor Opal, Oval, Opaque

35.49ct Multicolor Opal, Oval, Opaque

30.6 x 24.6 mm

$ 106.04

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7.74ctw Multicolor Opal, Round, Translucent
Opal Product Video (466383)

7.74ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 237.44

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1.67ct Multicolor Opal, Oval, Transparent

1.67ct Multicolor Opal, Oval, Transparent

11.1 x 8.5 mm

$ 41.58

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1.10ct Multicolor Black Opal, Oval, Opaque

1.10ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 28.20

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15.10ct Multicolor Opal, Cushion, Opaque

15.10ct Multicolor Opal, Cushion, Opaque

25.1 x 12.7 mm

$ 45.12

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11.51ct Multicolor Boulder Opal, Pear Shape, Opaque

11.51ct Multicolor Boulder Opal, Pear Shape, Opaque

26.8 x 14.6 mm

$ 57.32

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0.80ct Multicolor Chocolate Opal, Oval, Translucent

0.80ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 23.90

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5.23ctw Multicolor Black Opal, Oval, Translucent

5.23ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 119.93

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1.97ct Multicolor Opal, Fancy, Translucent

1.97ct Multicolor Opal, Fancy, Translucent

10 x 7 mm (calibrated)

$ 54.94

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0.79ct Multicolor Opal, Oval, Translucent

0.79ct Multicolor Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 37.22

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1.63ct Multicolor Opal, Fancy, Translucent

1.63ct Multicolor Opal, Fancy, Translucent

10 x 7 mm (calibrated)

$ 45.46

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3.23ct Multicolor Opal, Oval, Translucent

3.23ct Multicolor Opal, Oval, Translucent

13.3 x 9.7 mm

$ 59.46

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2.65ctw Multicolor Opal, Square, Transparent

2.65ctw Multicolor Opal, Square, Transparent

3.7 x 3.7 mm

$ 18.82

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3.03ct Multicolor Opal, Pear Shape, Transparent

3.03ct Multicolor Opal, Pear Shape, Transparent

14.6 x 8.9 mm

$ 76.18

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0.52ct Multicolor Opal, Oval, Opaque

0.52ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.54

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0.92ct Multicolor Chocolate Opal, Oval, Opaque

0.92ct Multicolor Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.49

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1.30ct Multicolor Opal, Oval, Opaque

1.30ct Multicolor Opal, Oval, Opaque

10 x 7 mm (calibrated)

$ 38.84

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1.22ct Multicolor Opal, Oval, Translucent

1.22ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 40.10

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3.70ct Multicolor Boulder Opal, Fancy, Opaque

3.70ct Multicolor Boulder Opal, Fancy, Opaque

13.1 x 12.3 mm

$ 15.36

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7.53ct Multicolor Opal, Oval, Transparent

7.53ct Multicolor Opal, Oval, Transparent

18.3 x 14.1 mm

$ 187.50

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3.67ct Multicolor Opal, Oval, Transparent

3.67ct Multicolor Opal, Oval, Transparent

13 x 9 mm (calibrated)

$ 91.38

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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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1.66ct Multicolor Opal, Fancy, Opaque

1.66ct Multicolor Opal, Fancy, Opaque

9.9 x 7.7 mm

$ 46.30

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1.55ctw Multicolor Opal, Oval, Transparent

1.55ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 67.93

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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 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 -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I had a very easy time navigating the web page and using filters to find what I was looking for. The varied selection was nice to see and pricing is clear and fair.

Posted By Mattick in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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