Black Opal Gemstones
Explore natural black opal gemstones prized for their dramatic dark body tone and vibrant play-of-color.
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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 Black Opal
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Orange
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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 |
7.32ct Multicolor Black Opal, Oval, Opaque
16.9 x 12.4 mm
$ 263.52
1.46ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 45.10
1.17ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 35.10
2.45ct Multicolor Black Opal, Pear Shape, Opaque
16 x 8 mm (calibrated)
$ 122.50
1.18ct Multicolor Black Opal, Oval, Translucent
10.1 x 7.4 mm
$ 35.40
6.38ctw Multicolor Black Opal, Round, Translucent
8 mm (calibrated)
$ 176.26
7.00ct Multicolor Black Opal, Fancy, Opaque
17.4 x 15.4 mm
$ 350.00
1.75ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 54.06
1.45ct Multicolor Black Opal, Oval, Opaque
10.4 x 7.3 mm
$ 44.79
3.41ct Multicolor Black Opal, Oval, Opaque
15.1 x 10.7 mm
$ 119.69
1.71ct Multicolor Black Opal, Oval, Opaque
9.8 x 8.6 mm
$ 52.82
1.32ctw Multicolor Black Opal, Oval, Translucent
6.3 x 4.3 mm
$ 52.27
1.17ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 37.07
1.13ct Multicolor Black Opal, Pear Shape, Opaque
10 x 8 mm (calibrated)
$ 39.55
1.62ct Multicolor Black Opal, Pear Shape, Opaque
10.8 x 7.6 mm
$ 50.04
3.97ct Multicolor Black Opal, Pear Shape, Opaque
14.6 x 10.6 mm
$ 139.35
2.42ct Multicolor Black Opal, Oval, Translucent
14 x 9 mm (calibrated)
$ 72.60
3.82ct Multicolor Black Opal, Round, Opaque
11 mm (calibrated)
$ 134.08
1.27ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 50.29
2.37ct Multicolor Black Opal, Oval, Opaque
13.2 x 9.6 mm
$ 83.19
6.70ct Multicolor Black Opal, Pear Shape, Opaque
15.1 x 11.1 mm
$ 335.00
0.92ct Multicolor Black Opal, Oval, Translucent
8.5 x 6.6 mm
$ 27.60
4.12ct Multicolor Black Opal, Pear Shape, Opaque
15.9 x 9.2 mm
$ 206.00
11.76ct Multicolor Black Opal, Pear Shape, Opaque
22.5 x 15 mm
$ 588.00
Why Buy Black Opal from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
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Natural Black Opal Gemstones
Natural black opal gemstones are valued for their dark body color, which enhances vivid flashes of red, blue, and green play-of-color. These rare opals are among the most sought-after varieties in the world.
Loose Black Opals for Jewelry
Loose black opals are ideal for custom jewelry designs, allowing jewelers to showcase each stone’s unique color patterns. They are especially popular for rings, pendants, and statement pieces.
Australian Black Opal
Most fine black opals originate from Australia, particularly Lightning Ridge. Australian black opal is renowned for its strong color contrast, durability, and consistent quality.
Black Opal Play-of-Color
The defining feature of black opal is its intense play-of-color, created by light interacting with microscopic silica spheres. Darker body tones make these colors appear brighter and more dynamic.
Black Opal Cuts and Shapes
Black opals are commonly cut as cabochons to maximize color display, though select stones may be faceted. Popular shapes include oval, freeform, and pear.
Investment-Grade Black Opals
High-quality black opals with strong brightness and rare color combinations are often purchased by collectors as long-term investments due to their limited supply.
Learn more about opal varieties, structure, and care on our Opal Information Page.
FAQs
What makes black opal more valuable than other opals?
Black opal’s dark body tone enhances color intensity, making its play-of-color more vivid and rare compared to white or crystal opals.
Are all black opals from Australia?
Most fine black opals come from Australia, especially Lightning Ridge, though smaller deposits exist elsewhere.
Are GemSelect black opals natural?
Yes, all black opal gemstones sold by GemSelect are natural, with any treatments fully disclosed for transparency.
Is black opal suitable for everyday jewelry?
Black opal can be worn daily with care. Protective settings are recommended, as opals are softer than many other gemstones.
How should black opal gemstones be cared for?
Avoid harsh chemicals, extreme heat, and prolonged dryness. Clean gently with a soft cloth and store separately.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
Loved everything. High quality, quick shipping, and authentication included.
Overall Rating -> 8 
First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Overall Rating -> 10
Over pretty well experience the your website no complaints about it very easy reliable service provided
Overall Rating -> 10
Filters need to be improved but rest of website is great
Overall Rating -> 10
Good. I ts very user friendly.
