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 |
1.33ct Multicolor Black Opal, Oval, Opaque
8.2 x 7 mm
$ 34.97
0.99ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 29.58
1.17ct Multicolor Black Opal, Cushion, Opaque
10.3 x 6.4 mm
$ 30.00
1.40ct Multicolor Black Opal, Oval, Opaque
9.9 x 7.6 mm
$ 34.86
1.30ct Multicolor Black Opal, Oval, Translucent
10.1 x 7.6 mm
$ 26.98
5.08ct Multicolor Black Opal, Pear Shape, Translucent
14 x 10 mm (calibrated)
$ 151.79
12.20ct Multicolor Black Opal, Oval, Opaque
29.5 x 17.5 mm
$ 506.30
6.46ct Multicolor Black Opal, Oval, Opaque
16 x 12 mm (calibrated)
$ 193.02
11.06ct Multicolor Black Opal, Round, Opaque
15 mm (calibrated)
$ 458.99
2.74ct Multicolor Black Opal, Oval, Transparent
11.7 x 8.8 mm
$ 90.97
1.09ct Multicolor Black Opal, Oval, Translucent
8.6 x 6.6 mm
$ 35.82
3.23ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 74.06
3.79ct Multicolor Black Opal, Oval, Opaque
14.7 x 10.6 mm
$ 110.41
1.05ct Multicolor Black Opal, Oval, Opaque
9.5 x 7.2 mm
$ 26.92
2.84ctw Multicolor Black Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 65.12
0.92ct Multicolor Black Opal, Oval, Translucent
8.5 x 6.6 mm
$ 22.91
2.50ct Multicolor Black Opal, Sphere / Ball, Opaque
8 mm (calibrated)
$ 74.70
1.47ct Multicolor Black Opal, Round, Opaque
8.5 mm (calibrated)
$ 42.70
1.45ct Multicolor Black Opal, Oval, Opaque
10.4 x 7.3 mm
$ 37.18
1.15ct Multicolor Black Opal, Pear Shape, Translucent
10 x 7 mm (calibrated)
$ 28.93
3.74ct Multicolor Black Opal, Trillion, Opaque
14 x 14 mm (calibrated)
$ 111.75
3.88ctw Multicolor Black Opal, Oval, Translucent
11.3 x 8.3 mm
$ 97.57
2.64ct Multicolor Black Opal, Oval, Opaque
14.6 x 9.1 mm
$ 109.56
3.11ct Multicolor Black Opal, Cushion, Opaque
12 x 8 mm (calibrated)
$ 90.60
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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- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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 
It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.
Overall Rating -> 10
Excellent options
Overall Rating -> 9 
Plan on purchasing on an ongoing basis. So far.....so good....
Overall Rating -> 10
The website has a good selection, the interface is very intuitive.
Overall Rating -> 10
Great experience. I can't wait to explore on the website further.
Overall Rating -> 10
GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'
