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 |
8.33ct Multicolor Boulder Opal, Fancy, Opaque
17.9 x 11.7 mm
$ 41.65
7.75ct Multicolor Boulder Opal, Fancy, Opaque
16 x 12 mm (calibrated)
$ 46.50
2.70ctw Multicolor Opal, Round, Translucent
6.5 mm (calibrated)
$ 75.95
1.11ctw Multicolor Opal, Oval, Translucent
7.2 x 5.3 mm
$ 366.30
1.51ct Multicolor Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 59.80
10.15ct Multicolor Boulder Opal, Fancy, Opaque
18 x 13 mm (calibrated)
$ 85.26
0.77ct Multicolor Opal, Fancy, Opaque
6.2 x 5.7 mm
$ 25.87
0.42ct Multicolor Opal, Pear Shape, Transparent
7 x 5 mm (calibrated)
$ 12.60
31.20ct Multicolor Boulder Opal, Pear Shape, Opaque
29.5 x 20.6 mm
$ 288.29
5.02ct Golden Orange Cat's Eye Opal, Oval, Opaque
12.3 x 9.2 mm
$ 18.07
0.70ct Multicolor Opal, Pear Shape, Translucent
7.9 x 6.6 mm
$ 23.10
17.56ct Multicolor Boulder Opal, Fancy, Opaque
24 x 16.7 mm
$ 105.36
9.98ct Multicolor Boulder Opal, Pear Shape, Opaque
21.9 x 14 mm
$ 59.88
5.70ct Multicolor Boulder Opal, Oval, Opaque
15 x 10 mm (calibrated)
$ 28.50
5.25ct Mellow Yellow Cat's Eye Opal, Oval, Translucent
13 x 9 mm (calibrated)
$ 27.72
0.77ct Multicolor Opal, Pear Shape, Transparent
8 x 6 mm (calibrated)
$ 23.10
1.58ct Multicolor Opal, Fancy, Opaque
10.5 x 7.8 mm
$ 53.09
2.31ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 91.48
8.11ct Multicolor Boulder Opal, Pear Shape, Opaque
21.1 x 11 mm
$ 68.12
9.26ct Golden-Orange Cat's Eye Opal, Oval, Opaque
15.3 x 11.3 mm
$ 33.34
11.49ct Pale Yellow Cat's Eye Opal, Oval, Opaque
17.4 x 14.4 mm
$ 41.36
6.73ct Multicolor Boulder Opal, Oval, Opaque
18.2 x 11.7 mm
$ 33.65
2.35ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 64.93
1.26ct Multicolor Opal, Oval, Opaque
8.4 x 6.7 mm
$ 45.36
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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 
Very food
Overall Rating -> 9 
I love the gems!
Overall Rating -> 10
Good selection, using for custom jewlery for my wife.
Overall Rating -> 10
I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.
Overall Rating -> 10
Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!
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.
