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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
Clear All
5.36ctw Multicolor Opal, Round, Transparent

5.36ctw Multicolor Opal, Round, Transparent

8 mm (calibrated)

$ 180.10

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15.82ct Multicolor Opal, Oval, Transparent
Opal Product Video (752455)

15.82ct Multicolor Opal, Oval, Transparent

22.4 x 17.6 mm

$ 474.60

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0.53ct Multicolor Opal, Oval, Opaque

0.53ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 19.08

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1.97ct Multicolor Opal, Oval, Opaque

1.97ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 104.02

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1.55ctw Multicolor Opal, Oval, Translucent

1.55ctw Multicolor Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 61.38

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5.32ctw Multicolor Opal, Round, Translucent

5.32ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 196.63

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1.14ct Multicolor Opal, Oval, Translucent

1.14ct Multicolor Opal, Oval, Translucent

9.5 x 7 mm

$ 60.19

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11.20ct Multicolor Black Opal, Pear Shape, Opaque

11.20ct Multicolor Black Opal, Pear Shape, Opaque

22.3 x 13.7 mm

$ 560.00

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40.55ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718641)

40.55ct Multicolor Boulder Opal, Fancy, Opaque

26 x 23.1 mm

$ 243.30

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1.34ct Multicolor Black Opal, Oval, Translucent

1.34ct Multicolor Black Opal, Oval, Translucent

9.7 x 7.4 mm

$ 40.20

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1.62ctw Multicolor Opal, Oval, Transparent

1.62ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 40.16

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1.59ct Multicolor Black Opal, Emerald Cut, Opaque

1.59ct Multicolor Black Opal, Emerald Cut, Opaque

9 x 7 mm (calibrated)

$ 49.12

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0.82ct Multicolor Opal, Oval, Transparent

0.82ct Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 22.49

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1.17ctw Multicolor Opal, Oval, Opaque

1.17ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 42.12

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1.40ct Multicolor Opal, Oval, Opaque

1.40ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 50.40

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3.40ct Multicolor Opal, Oval, Transparent

3.40ct Multicolor Opal, Oval, Transparent

16.5 x 10.8 mm

$ 183.60

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0.73ct Multicolor Opal, Oval, Opaque

0.73ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.90

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13.03ct Multicolor Boulder Opal, Cushion, Opaque

13.03ct Multicolor Boulder Opal, Cushion, Opaque

20 x 15 mm (calibrated)

$ 86.00

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0.74ct Multicolor Opal, Cushion, Opaque

0.74ct Multicolor Opal, Cushion, Opaque

8.7 x 4.8 mm

$ 29.30

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17.99ct Multicolor Boulder Opal, Fancy, Opaque

17.99ct Multicolor Boulder Opal, Fancy, Opaque

9.7 x 17.3 mm

$ 107.94

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1.32ct Multicolor Opal, Oval, Opaque

1.32ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 47.52

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1.14ctw Multicolor Opal, Pear Shape, Transparent

1.14ctw Multicolor Opal, Pear Shape, Transparent

8 x 5.2 mm

$ 34.20

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2.31ct Multicolor Opal, Pear Shape, Transparent

2.31ct Multicolor Opal, Pear Shape, Transparent

13.5 x 8.4 mm

$ 124.74

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2.29ct Multicolor Opal, Oval, Transparent

2.29ct Multicolor Opal, Oval, Transparent

11.1 x 9.4 mm

$ 69.38

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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 have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 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
→ View All GemSelect Reviews on Bizrate
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