Opal Gemstones
Discover natural opal gemstones known for their unique play-of-color and endless variety.
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Bi-color
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Black Opal
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Blue
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Brown Opal
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Golden Opal
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Gray
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Green Opal
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Multicolor Opal
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Orange Opal
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Pink
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Purple
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Red Opal
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Turquoise
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Violet
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White Opal
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Yellow Opal
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
0.70ct Multicolor Opal, Fancy, Translucent
11.8 x 3.6 mm
$ 23.52
2.07ctw Multicolor Opal, Round, Transparent
7 mm (calibrated)
$ 61.24
5.51ct Multicolor Black Opal, Oval, Opaque
16 x 12 mm (calibrated)
$ 198.36
1.04ct Multicolor Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 39.42
1.23ct Multicolor Opal, Oval, Transparent
10.8 x 7.4 mm
$ 36.90
5.54ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 139.14
1.40ct Multicolor Black Opal, Oval, Translucent
10.4 x 7.4 mm
$ 42.42
1.27ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 50.29
0.99ct Multicolor Black Opal, Emerald Cut, Opaque
8.5 x 5.9 mm
$ 30.58
2.89ct Very Light Dijon Yellow Cat's Eye Opal, Oval, Opaque
10.5 x 6.9 mm
$ 10.40
1.23ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 44.28
1.46ctw Multicolor Opal, Oval, Transparent
7 x 5 mm (calibrated)
$ 77.09
4.16ct Multicolor Opal, Oval, Transparent
14 x 10.6 mm
$ 126.00
5.15ctw Multicolor Opal, Square, Transparent
4.6 x 4.5 mm
$ 44.05
17.98ct Multicolor Boulder Opal, Oval, Opaque
25 x 16.9 mm
$ 89.90
4.41ct Multicolor Opal, Oval, Transparent
14.6 x 10.8 mm
$ 238.14
0.72ct Intense Orange Fire Opal, Oval, Translucent
8.2 x 6.3 mm
$ 23.76
1.39ctw Multicolor Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 417.00
1.92ct Multicolor Opal, Oval, Translucent
10 x 8 mm (calibrated)
$ 89.62
0.89ct Multicolor Opal, Oval, Opaque
8 x 6 mm (calibrated)
$ 32.04
2.95ct Multicolor Opal, Oval, Transparent
14 x 9 mm (calibrated)
$ 88.50
15.89ct Earth Green Cat's Eye Opal, Oval, Opaque
20 x 15.7 mm
$ 47.68
1.17ct Multicolor Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 44.34
36.66ct Multicolor Boulder Opal, Oval, Opaque
39.1 x 16.4 mm
$ 241.96
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Why Buy Opal from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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.
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 
The website has a good selection, the interface is very intuitive.
Overall Rating -> 10
Love how easy the site is to use. Really love that the pictures are of actual product.
Overall Rating -> 10
Excellent options
Overall Rating -> 10
I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.
Overall Rating -> 10
Easy to conduct search, good amount of stock to select from along with variety of prices.
Overall Rating -> 10
Wonderful experience so far. I rarely order from vendors online but Ia'm hoping the gem I ordered is of good quality and not a fake.
