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 |
0.94ct Multicolor Black Opal, Pear Shape, Opaque
10 x 7 mm (calibrated)
$ 29.04
1.72ct Multicolor Black Opal, Oval, Translucent
10 x 8 mm (calibrated)
$ 51.60
1.69ct Multicolor Black Opal, Oval, Translucent
10.5 x 8.2 mm
$ 50.70
1.75ct Multicolor Black Opal, Oval, Translucent
12 x 8 mm (calibrated)
$ 52.50
1.38ct Multicolor Black Opal, Pear Shape, Opaque
12 x 8 mm (calibrated)
$ 42.63
8.57ct Multicolor Black Opal, Round, Opaque
14 mm (calibrated)
$ 428.50
12.20ct Multicolor Black Opal, Oval, Opaque
29.5 x 17.5 mm
$ 610.00
10.10ct Multicolor Black Opal, Pear Shape, Opaque
22 x 11.9 mm
$ 505.00
3.09ct Multicolor Black Opal, Pear Shape, Transparent
19.1 x 8.7 mm
$ 108.46
1.10ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 33.98
2.40ct Multicolor Black Opal, Oval, Translucent
11.9 x 9.3 mm
$ 72.00
2.08ct Multicolor Black Opal, Sphere / Ball, Opaque
7.5 mm
$ 74.88
1.09ct Multicolor Black Opal, Oval, Translucent
8.6 x 6.6 mm
$ 43.16
2.04ct Multicolor Black Opal, Oval, Translucent
12.6 x 8.6 mm
$ 61.20
6.01ct Multicolor Black Opal, Marquise, Opaque
18.3 x 9.5 mm
$ 300.50
7.64ct Multicolor Black Opal, Pear Shape, Translucent
19.4 x 13 mm
$ 275.04
5.95ct Multicolor Black Opal, Pear Shape, Translucent
19.5 x 12.8 mm
$ 214.20
3.18ct Multicolor Black Opal, Oval, Opaque
13.7 x 10.7 mm
$ 111.62
1.55ct Multicolor Black Opal, Emerald Cut, Opaque
9.9 x 5.9 mm
$ 47.88
4.67ct Multicolor Black Opal, Oval, Opaque
13.9 x 11.2 mm
$ 163.92
1.38ct Multicolor Black Opal, Oval, Translucent
9.1 x 7.3 mm
$ 41.40
1.40ct Multicolor Black Opal, Oval, Opaque
9.9 x 7.6 mm
$ 42.00
1.38ct Multicolor Black Opal, Oval, Translucent
9.4 x 7.4 mm
$ 41.40
0.97ct Multicolor Black Opal, Emerald Cut, Opaque
8.5 x 6.2 mm
$ 29.96
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 
Great site for finding specific stones and sizes for individual pieces of jewelry
Overall Rating -> 10
Very good.
Overall Rating -> 10
All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.
Overall Rating -> 10
My whole experience is great.
Overall Rating -> 10
I love the product and the details about each of them.
Overall Rating -> 9 
Fast and reliable service.
