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 |
23.45ct Multicolor Boulder Opal, Fancy, Opaque
21.7 x 17.9 mm
$ 116.78
0.96ct Multicolor Opal, Pear Shape, Transparent
9.8 x 6.7 mm
$ 24.00
11.80ct Green Opal, Oval, Opaque
16.5 x 13.9 mm
$ 25.27
5.03ct Multicolor Chocolate Opal, Round, Transparent
14 mm (calibrated)
$ 125.25
12.62ct Multicolor Boulder Opal, Cushion, Opaque
14 x 14 mm (calibrated)
$ 62.85
2.68ct Multicolor Opal, Oval, Opaque
12.9 x 8.6 mm
$ 88.09
1.29ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 38.55
1.29ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 38.55
11.36ctw Multicolor Opal, Round, Transparent
8.5 mm (calibrated)
$ 348.49
1.72ct Multicolor Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 51.39
18.19ct Multicolor Boulder Opal, Pear Shape, Opaque
27.8 x 14.8 mm
$ 126.82
14.37ct Multicolor Boulder Opal, Oval, Opaque
16.4 x 13.1 mm
$ 100.19
7.81ct Multicolor Boulder Opal, Pear Shape, Opaque
16.4 x 10.5 mm
$ 59.90
0.59ct Brown Chocolate Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 17.63
11.20ct Multicolor Black Opal, Pear Shape, Opaque
22.3 x 13.7 mm
$ 464.80
11.49ct Yellow Opal, Oval, Opaque
17.4 x 14.4 mm
$ 57.45
0.59ct Multicolor Opal, Oval, Opaque
7 x 5 mm (calibrated)
$ 17.63
4.57ct Multicolor Boulder Opal, Cushion, Opaque
18.9 x 9.1 mm
$ 18.97
20.61ct Multicolor Boulder Opal, Oval, Opaque
31.9 x 12.2 mm
$ 102.64
5.77ct Multicolor Boulder Opal, Fancy, Translucent
18.1 x 11.1 mm
$ 28.73
1.14ct Multicolor Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 34.06
0.82ct Multicolor Chocolate Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 26.95
7.58ct Multicolor Boulder Opal, Fancy, Opaque
18 x 9.2 mm
$ 37.75
0.68ct Multicolor Opal, Pear Shape, Transparent
8.1 x 5.2 mm
$ 16.93
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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. Maybe too great i kept adding and deleting stuff because i found better looking ones
Overall Rating -> 10
I have been very happy with my prior purchases and enjoy the website experience.
Overall Rating -> 10
It was all good
Overall Rating -> 9 
Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly
Overall Rating -> 10
I have made many purchases from GemSelect over the years, and I have a beautiful collection of jewelry as a result. My purchases have always been exactly as described, and I have enjoyed doing business with you.
Overall Rating -> 10
My experience was done with ease
