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
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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 |
10.81ct Multicolor Black Opal, Oval, Opaque
20 x 15 mm (calibrated)
$ 540.50
14.90ct Green Opal, Oval, Opaque
18.4 x 14.5 mm
$ 34.57
11.09ct Multicolor Boulder Opal, Trillion, Translucent
20.3 x 16.2 mm
$ 46.02
15.89ct Multicolor Fire Opal, Marquise, Opaque
25.9 x 11.9 mm
$ 79.45
1.13ctw Multicolor Opal, Oval, Opaque
7 x 5 mm (calibrated)
$ 33.76
2.24ctw Multicolor Opal, Oval, Opaque
8 x 6 mm (calibrated)
$ 73.62
0.85ctw Multicolor Opal, Oval, Transparent
7 x 5 mm (calibrated)
$ 232.82
8.58ct Multicolor Boulder Opal, Cushion, Opaque
15 x 10.9 mm
$ 59.82
13.11ct Multicolor Black Opal, Oval, Opaque
22.8 x 17 mm
$ 544.07
4.10ct Yellow Opal, Oval, Opaque
11 x 9 mm (calibrated)
$ 20.50
1.47ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 48.31
3.98ct Multicolor Black Opal, Pear Shape, Opaque
14.7 x 9.1 mm
$ 165.17
8.39ct Multicolor Black Opal, Pear Shape, Opaque
18.7 x 13.8 mm
$ 250.69
4.43ct Multicolor Chocolate Opal, Pear Shape, Transparent
15 x 15 mm (calibrated)
$ 110.31
0.89ct Multicolor Opal, Oval, Opaque
8 x 6 mm (calibrated)
$ 26.59
1.14ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 34.06
1.51ct Multicolor Opal, Pear Shape, Translucent
10 x 8 mm (calibrated)
$ 36.40
1.85ct Multicolor Opal, Fancy, Translucent
11.4 x 7.6 mm
$ 51.59
6.38ct Multicolor Boulder Opal, Marquise, Opaque
21.1 x 9.7 mm
$ 44.48
1.77ct Multicolor Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 50.61
1.31ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 39.14
0.88ct Multicolor Chocolate Opal, Oval, Opaque
8 x 6 mm (calibrated)
$ 26.29
5.00ct Multicolor Opal, Pear Shape, Transparent
13 x 11 mm (calibrated)
$ 124.50
0.61ct Multicolor Opal, Pear Shape, Transparent
7 x 5 mm (calibrated)
$ 15.19
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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 -> 7 
easy interface for a pricless buy
Overall Rating -> 10 
hassle free experience.
Overall Rating -> 10
Easy and good price
Overall Rating -> 10
Had a great experience and the prices are great
Overall Rating -> 10
I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items
Overall Rating -> 9 
Ita's a pretty good and simple way to find gems that youa're looking for amazing selection
