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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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10.15ct Multicolor Black Opal, Oval, Opaque

10.15ct Multicolor Black Opal, Oval, Opaque

17.8 x 14.5 mm

$ 507.50

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1.76ct Multicolor Opal, Pear Shape, Translucent

1.76ct Multicolor Opal, Pear Shape, Translucent

12.2 x 8.4 mm

$ 99.90

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1.53ct Multicolor Opal, Oval, Transparent

1.53ct Multicolor Opal, Oval, Transparent

10.1 x 7.6 mm

$ 84.83

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1.49ct Multicolor Opal, Oval, Translucent

1.49ct Multicolor Opal, Oval, Translucent

10.6 x 7.1 mm

$ 59.00

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0.99ct Multicolor Black Opal, Oval, Opaque

0.99ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 35.64

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1.66ct Multicolor Opal, Pear Shape, Transparent

1.66ct Multicolor Opal, Pear Shape, Transparent

11.1 x 8 mm

$ 79.68

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1.41ct Multicolor Black Opal, Round, Opaque

1.41ct Multicolor Black Opal, Round, Opaque

9 mm (calibrated)

$ 49.35

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0.44ct Multicolor Chocolate Opal, Oval, Translucent

0.44ct Multicolor Chocolate Opal, Oval, Translucent

6 x 4 mm (calibrated)

$ 17.42

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33.21ct Multicolor Opal, Oval, Opaque

33.21ct Multicolor Opal, Oval, Opaque

34.7 x 23.4 mm

$ 119.56

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2.38ctw Multicolor Black Opal, Oval, Translucent

2.38ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 94.25

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16.35ct Multicolor Boulder Opal, Trillion, Translucent
Boulder Opal Product Video (744118)

16.35ct Multicolor Boulder Opal, Trillion, Translucent

23.8 x 15.4 mm

$ 81.75

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12.53ct Multicolor Boulder Opal, Oval, Opaque

12.53ct Multicolor Boulder Opal, Oval, Opaque

17.8 x 13.7 mm

$ 75.18

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1.43ct Multicolor Black Opal, Oval, Translucent

1.43ct Multicolor Black Opal, Oval, Translucent

9.4 x 7.3 mm

$ 42.90

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8.36ctw Multicolor Opal, Round, Translucent
Opal Product Video (466382)

8.36ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 308.99

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1.07ct Multicolor Opal, Oval, Transparent

1.07ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 59.32

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1.97ct Multicolor Opal, Fancy, Translucent

1.97ct Multicolor Opal, Fancy, Translucent

10 x 7 mm (calibrated)

$ 66.19

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2.04ct Multicolor Opal, Oval, Opaque

2.04ct Multicolor Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 73.44

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1.11ctw Multicolor Opal, Oval, Translucent
Opal Product Video (548529)

1.11ctw Multicolor Opal, Oval, Translucent

7.2 x 5.3 mm

$ 366.30

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1.56ct Multicolor Opal, Marquise, Transparent

1.56ct Multicolor Opal, Marquise, Transparent

16.4 x 6.5 mm

$ 84.24

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1.28ctw Multicolor Opal, Oval, Opaque

1.28ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 50.69

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2.54ct Multicolor Opal, Pear Shape, Transparent

2.54ct Multicolor Opal, Pear Shape, Transparent

15 x 10 mm (calibrated)

$ 137.16

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5.12ctw Multicolor Opal, Round, Translucent

5.12ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 189.24

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1.11ct Multicolor Opal, Oval, Opaque

1.11ct Multicolor Opal, Oval, Opaque

9.7 x 6.7 mm

$ 43.96

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1.45ctw Multicolor Opal, Oval, Opaque

1.45ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 52.20

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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

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy every moment

Posted By Ferns in October, 2025
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Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate
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