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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
0.95ct Multicolor Opal, Marquise, Transparent

0.95ct Multicolor Opal, Marquise, Transparent

10.1 x 5.3 mm

$ 36.44

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0.39ct Multicolor Opal, Pear Shape, Transparent

0.39ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 9.71

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1.21ct Multicolor Opal, Oval, Transparent/Translucent

1.21ct Multicolor Opal, Oval, Transparent/Translucent

9.4 x 6.6 mm

$ 53.03

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1.54ct Multicolor Opal, Oval, Transparent

1.54ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 70.87

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0.49ct Multicolor Opal, Pear Shape, Transparent

0.49ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 12.20

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1.53ctw Multicolor Opal, Oval, Opaque

1.53ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 45.72

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1.07ct Multicolor Black Opal, Oval, Opaque

1.07ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.3 mm

$ 31.08

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0.95ct Multicolor Opal, Oval, Opaque

0.95ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 28.39

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4.00ct Multicolor Black Opal, Cushion, Opaque

4.00ct Multicolor Black Opal, Cushion, Opaque

17.9 x 8.5 mm

$ 119.52

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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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1.66ctw Multicolor Opal, Oval, Transparent

1.66ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 72.75

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1.43ct Multicolor Opal, Oval, Translucent

1.43ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 47.00

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1.42ct Multicolor Opal, Oval, Opaque

1.42ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 42.43

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0.96ct Multicolor Opal, Oval, Transparent

0.96ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 31.56

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1.93ct Multicolor Opal, Oval, Opaque

1.93ct Multicolor Opal, Oval, Opaque

13 x 9 mm (calibrated)

$ 48.70

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1.01ct Multicolor Opal, Marquise, Transparent

1.01ct Multicolor Opal, Marquise, Transparent

12.2 x 6 mm

$ 38.74

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1.42ct Multicolor Opal, Oval, Transparent

1.42ct Multicolor Opal, Oval, Transparent

11.3 x 7 mm

$ 35.36

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1.30ct Multicolor Opal, Oval, Transparent

1.30ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 37.17

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0.38ct Multicolor Opal, Oval, Opaque

0.38ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 11.35

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1.59ct Multicolor Opal, Oval, Translucent

1.59ct Multicolor Opal, Oval, Translucent

9.3 x 7.4 mm

$ 39.59

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1.44ct Multicolor Opal, Pear Shape, Transparent

1.44ct Multicolor Opal, Pear Shape, Transparent

11.3 x 8.3 mm

$ 67.84

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14.54ct Multicolor Boulder Opal, Fancy, Opaque

14.54ct Multicolor Boulder Opal, Fancy, Opaque

20 x 13.5 mm

$ 72.41

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0.67ct Multicolor Opal, Oval, Opaque

0.67ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 20.02

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1.37ct Multicolor Opal, Oval, Translucent

1.37ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 53.07

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

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
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

I loved it! Extensive inventory, great prices, I definitely will be buying from here again!

Posted By Lex in April, 2026
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

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

Posted By SallyO in February, 2026
Source: Bizrate
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