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 |
1.22ct Multicolor Black Opal, Pear Shape, Translucent
13 x 7.9 mm
$ 30.69
2.12ct Multicolor Black Opal, Oval, Opaque
10.6 x 8.4 mm
$ 61.59
1.37ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 36.02
5.51ct Multicolor Black Opal, Oval, Opaque
16 x 12 mm (calibrated)
$ 164.64
2.54ct Multicolor Black Opal, Oval, Transparent
12.2 x 9.2 mm
$ 84.33
7.90ct Multicolor Black Opal, Cushion, Translucent
14.5 x 13.6 mm
$ 327.85
3.38ct Multicolor Black Opal, Oval, Opaque
12.6 x 10.2 mm
$ 98.47
3.69ct Multicolor Black Opal, Marquise, Opaque
23.2 x 8.5 mm
$ 93.23
1.86ct Multicolor Black Opal, Cushion, Opaque
12.5 x 7.6 mm
$ 56.62
2.08ct Multicolor Black Opal, Sphere / Ball, Opaque
7.5 mm
$ 62.15
1.25ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 41.09
3.18ct Multicolor Black Opal, Round, Transparent
11 mm (calibrated)
$ 92.64
3.30ct Multicolor Black Opal, Oval, Opaque
14.7 x 11 mm
$ 96.14
1.30ct Multicolor Black Opal, Oval, Translucent
10.1 x 7.6 mm
$ 26.98
6.01ct Multicolor Black Opal, Marquise, Opaque
18.3 x 9.5 mm
$ 249.42
1.17ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 30.77
2.66ct Multicolor Black Opal, Oval, Opaque
15.2 x 8.5 mm
$ 110.39
2.54ctw Multicolor Black Opal, Oval, Opaque
7 x 5 mm (calibrated)
$ 83.48
7.80ct Multicolor Black Opal, Oval, Opaque
16 x 12 mm (calibrated)
$ 323.70
1.60ct Multicolor Black Opal, Oval, Opaque
11.1 x 8.2 mm
$ 46.48
2.13ct Multicolor Black Opal, Oval, Opaque
12.2 x 7.7 mm
$ 70.72
5.55ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 127.27
1.62ct Multicolor Black Opal, Pear Shape, Opaque
10.8 x 7.6 mm
$ 41.53
1.44ct Multicolor Black Opal, Oval, Translucent
11.5 x 7.9 mm
$ 35.86
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 
Good selection, using for custom jewlery for my wife.
Overall Rating -> 10
Great selection of gems at a reasonable price
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Overall Rating -> 10
Filters need to be improved but rest of website is great
Overall Rating -> 9 
They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!
Overall Rating -> 10
easy site to navigate
