Round Opal Gemstones
Discover natural round opal gemstones, precision-cut for brilliance and perfect symmetry in fine jewelry designs.
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Bi-color
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Black
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Blue
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Brown
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Golden
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Gray
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Green
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Multicolor Round Opal Gems
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Orange Round Opal Gems
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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
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
2.07ctw Multicolor Opal, Round, Transparent
7 mm (calibrated)
$ 61.24
3.01ctw Multicolor Opal, Round, Translucent
6.5 mm (calibrated)
$ 84.66
26.71ct Multicolor Opal, Round, Opaque
22.5 mm
$ 1,602.60
1.01ct Multicolor Opal, Round, Transparent
7 mm (calibrated)
$ 29.87
8.36ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 308.99
3.19ctw Multicolor Opal, Round, Transparent
6 mm (calibrated)
$ 89.74
4.06ct Multicolor Opal, Round, Opaque
12 mm (calibrated)
$ 146.16
6.07ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 224.35
5.36ctw Multicolor Opal, Round, Transparent
8 mm (calibrated)
$ 180.10
5.49ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 184.46
0.64ct Multicolor Opal, Round, Opaque
7 mm (calibrated)
$ 25.34
5.72ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 211.42
7.74ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 286.07
2.11ctw Multicolor Opal, Round, Transparent
6 mm (calibrated)
$ 59.35
5.12ctw Multicolor Opal, Round, Translucent
8 mm (calibrated)
$ 189.24
1.94ctw Multicolor Opal, Round, Transparent
5 mm (calibrated)
$ 49.61
1.08ct Multicolor Opal, Round, Translucent
7 mm (calibrated)
$ 31.94
1.45ctw Multicolor Opal, Round, Translucent
5 mm (calibrated)
$ 40.79
0.52ct Multicolor Opal, Round, Opaque
6 mm (calibrated)
$ 20.59
3.43ctw Multicolor Opal, Round, Transparent
7 mm (calibrated)
$ 96.48
Why Buy Round Opal Gems 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 Round Opal Gemstones
Our round opal gemstones are 100% natural and carefully selected for color, play-of-color, and cutting quality, making them ideal for fine jewelry and collections.
Round Cut Opals for Jewelry
The round cut is one of the most versatile shapes in jewelry, offering excellent brilliance and balance. Round opals are especially popular for rings, earrings, and pendants.
Loose Round Opal Stones
Buying loose round opal stones allows complete design freedom. Choose the size, color pattern, and transparency that best fits your custom jewelry project.
Calibrated Round Opals
Calibrated round opals are available in standard sizes such as 5 mm, 6 mm, and 7 mm, making them easy to set into pre-made jewelry settings.
Play-of-Color in Round Opals
Round opals showcase play-of-color beautifully, with flashes of red, green, blue, and orange distributed evenly across the stone’s surface.
Round Opals for Custom Rings
The symmetrical shape of round opals makes them a favorite for engagement rings and statement rings, offering a balanced and elegant appearance.
Wholesale Round Opal Gemstones
We offer wholesale round opal gemstones for jewelers and designers, with competitive pricing on multi-stone and bulk purchases.
Learn more about opal types, properties, and care on our Opal Information Page.
FAQs
Are your round opal gemstones natural?
Yes, all round opal gemstones sold by GemSelect are 100% natural, with any treatments fully disclosed.
What jewelry is best suited for round opals?
Round opals are ideal for rings, earrings, pendants, and engagement-style designs due to their symmetry and balanced appearance.
Do you sell calibrated round opals?
Yes, we offer calibrated round opals in standard millimeter sizes to fit common jewelry settings.
How durable are round opal gemstones?
Opals typically rank 5.5-6.5 on the Mohs scale, making them suitable for jewelry with proper care and protective settings.
Can I buy round opal gemstones in bulk?
Yes, bulk and wholesale options are available for jewelers and collectors looking for multiple matching round opal stones.
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
Good. I ts very user friendly.
Overall Rating -> 10
Easy and good price
Overall Rating -> 10
I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.
Overall Rating -> 9 
If you have motion picture, then I will be more satisfied with.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
