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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
1.79ct Multicolor Black Opal, Oval, Translucent

1.79ct Multicolor Black Opal, Oval, Translucent

10.4 x 8 mm

$ 45.02

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1.70ct White Opal, Oval, Transparent

1.70ct White Opal, Oval, Transparent

12 x 8.4 mm

$ 42.33

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2.41ctw Multicolor Opal, Oval, Opaque

2.41ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 79.22

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0.88ct Multicolor Chocolate Opal, Oval, Opaque

0.88ct Multicolor Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.29

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1.34ct Multicolor Opal, Oval, Transparent
Opal Product Video (548403)

1.34ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 333.66

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1.37ct Multicolor Opal, Oval, Translucent

1.37ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 53.07

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1.91ctw Multicolor Opal, Oval, Transparent

1.91ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 69.75

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11.99ct Multicolor Black Opal, Oval, Opaque

11.99ct Multicolor Black Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 497.59

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37.03ct Green Opal, Pear Shape, Opaque

37.03ct Green Opal, Pear Shape, Opaque

27.9 x 22.1 mm

$ 79.29

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11.36ctw Multicolor Opal, Round, Transparent
Opal Product Video (466391)

11.36ctw Multicolor Opal, Round, Transparent

8.5 mm (calibrated)

$ 348.49

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2.68ct Multicolor Opal Doublet, Oval, Opaque

2.68ct Multicolor Opal Doublet, Oval, Opaque

14 x 10 mm (calibrated)

$ 79.61

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1.36ctw Multicolor Opal, Oval, Opaque

1.36ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 44.70

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4.05ct Multicolor Opal, Oval, Opaque

4.05ct Multicolor Opal, Oval, Opaque

15.8 x 9.7 mm

$ 102.18

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1.59ctw Multicolor Opal, Pear Shape, Transparent

1.59ctw Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 39.59

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33.43ct Multicolor Opal, Pear Shape, Opaque

33.43ct Multicolor Opal, Pear Shape, Opaque

32.8 x 25.6 mm

$ 99.89

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1.78ct Orange Fire Opal, Oval, Transparent

1.78ct Orange Fire Opal, Oval, Transparent

10.3 x 7.5 mm

$ 62.05

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1.00ct Multicolor Opal, Trillion, Transparent

1.00ct Multicolor Opal, Trillion, Transparent

8 x 8 mm (calibrated)

$ 34.86

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14.90ct Multicolor Black Opal, Oval, Opaque

14.90ct Multicolor Black Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 745.00

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1.43ct Multicolor Opal, Oval, Transparent

1.43ct Multicolor Opal, Oval, Transparent

11.2 x 8.5 mm

$ 35.61

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1.23ct Multicolor Black Opal, Oval, Transparent

1.23ct Multicolor Black Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 40.84

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2.22ctw Multicolor Opal, Oval, Translucent

2.22ctw Multicolor Opal, Oval, Translucent

9.8 x 6.6 mm

$ 55.83

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0.82ctw Multicolor Opal, Oval, Opaque

0.82ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 24.50

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7.17ct Multicolor Boulder Opal, Fancy, Opaque

7.17ct Multicolor Boulder Opal, Fancy, Opaque

22.5 x 8.7 mm

$ 49.99

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0.64ct Multicolor Opal, Trillion, Opaque

0.64ct Multicolor Opal, Trillion, Opaque

6.9 x 6.5 mm

$ 21.03

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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

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

overall great

Posted By SR in April, 2026
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 -> 10 star ratings

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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