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
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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 |
4.38ct Multicolor Opal, Trillion, Translucent
12.5 x 12.3 mm
$ 109.06
19.94ct Multicolor Boulder Opal, Marquise, Opaque
36.4 x 16.3 mm
$ 109.23
42.73ct Multicolor Boulder Opal, Oval, Opaque
27 x 20 mm (calibrated)
$ 327.70
1.90ct Multicolor Chocolate Opal, Oval, Translucent
13 x 9 mm (calibrated)
$ 62.45
6.68ct Multicolor Black Opal, Marquise, Opaque
20 x 10 mm (calibrated)
$ 199.60
1.01ct Multicolor Chocolate Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 33.20
20.80ct Multicolor Boulder Opal, Fancy, Opaque
32.3 x 16.8 mm
$ 113.94
5.36ct Multicolor Black Opal, Cushion, Opaque
12 x 12 mm (calibrated)
$ 160.16
21.16ct Multicolor Boulder Opal, Fancy, Opaque
25.6 x 16.9 mm
$ 105.38
1.25ct Multicolor Opal, Pear Shape, Translucent
10 x 8 mm (calibrated)
$ 25.11
50.36ct Multicolor Opal, Oval, Opaque
36.9 x 27 mm
$ 125.40
48.08ct Multicolor Opal, Pear Shape, Opaque
40.1 x 27.1 mm
$ 143.66
1.84ct Multicolor Opal, Marquise, Transparent
13.8 x 6.7 mm
$ 64.14
7.86ct Yellow Cat'S Eye Opal, Oval, Translucent
15 x 10 mm (calibrated)
$ 14.13
41.37ct Multicolor Boulder Opal, Oval, Opaque
30 x 22 mm (calibrated)
$ 226.63
30.94ct Multicolor Boulder Opal, Fancy, Opaque
25.4 x 20.1 mm
$ 169.49
30.50ct Multicolor Boulder Opal, Pear Shape, Translucent
30 x 22 mm (calibrated)
$ 167.08
37.98ct Multicolor Opal, Pear Shape, Opaque
30 x 22 mm (calibrated)
$ 94.57
33.71ct Multicolor Boulder Opal, Fancy, Opaque
32.6 x 22.1 mm
$ 184.67
3.78ct Multicolor Opal, Pear Shape, Translucent
13.6 x 10 mm
$ 82.83
13.00ct Multicolor Opal, Pear Shape, Opaque
19.4 x 13.6 mm
$ 27.84
35.99ct Multicolor Boulder Opal, Fancy, Opaque
45 x 23.8 mm
$ 107.53
21.82ct Multicolor Boulder Opal, Cushion, Opaque
20.7 x 16.1 mm
$ 167.34
14.98ct Multicolor Boulder Opal, Cushion, Opaque
20.2 x 13.9 mm
$ 87.03
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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 
Great selection of gems at a reasonable price
Overall Rating -> 9 
Very easy to navigate with a great selection.
Overall Rating -> 10
Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.
Overall Rating -> 10
Easy to use website
Overall Rating -> 10
It's mostly good, only some item's are easier to find through the search than the menu
Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
