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 |
12.20ct Multicolor Black Opal, Oval, Opaque
29.5 x 17.5 mm
$ 610.00
0.98ct Multicolor Black Opal, Oval, Opaque
10 x 7 mm (calibrated)
$ 30.27
1.00ct Multicolor Black Opal, Square, Opaque
6.6 x 6.5 mm
$ 30.89
4.88ct Multicolor Black Opal, Pear Shape, Opaque
16.3 x 11 mm
$ 171.29
1.23ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 48.71
1.35ct Multicolor Black Opal, Oval, Translucent
11 x 9 mm (calibrated)
$ 33.75
2.07ct Multicolor Black Opal, Oval, Translucent
12.1 x 9.2 mm
$ 62.10
1.18ct Multicolor Black Opal, Oval, Translucent
10.1 x 7.4 mm
$ 35.40
1.82ct Multicolor Black Opal, Oval, Opaque
10.3 x 8.7 mm
$ 63.70
0.99ct Multicolor Black Opal, Emerald Cut, Opaque
8.5 x 5.9 mm
$ 30.58
1.34ct Multicolor Black Opal, Oval, Translucent
9.7 x 7.4 mm
$ 40.20
7.90ct Multicolor Black Opal, Cushion, Translucent
14.5 x 13.6 mm
$ 395.00
4.06ct Multicolor Black Opal, Trillion, Opaque
13.7 x 13.1 mm
$ 146.16
1.87ct Multicolor Black Opal, Marquise, Opaque
17.2 x 8.2 mm
$ 57.76
2.66ct Multicolor Black Opal, Oval, Opaque
15.2 x 8.5 mm
$ 133.00
11.03ct Multicolor Black Opal, Oval, Opaque
20.4 x 13.9 mm
$ 551.50
3.78ct Multicolor Black Opal, Pear Shape, Opaque
15 x 10 mm (calibrated)
$ 189.00
4.00ct Multicolor Black Opal, Cushion, Opaque
17.9 x 8.5 mm
$ 144.00
1.45ct Multicolor Black Opal, Marquise, Translucent
17.1 x 6.4 mm
$ 43.93
1.22ct Multicolor Black Opal, Oval, Translucent
9.4 x 7.3 mm
$ 36.60
3.38ct Multicolor Black Opal, Cushion, Opaque
13.9 x 7.9 mm
$ 121.68
1.64ct Multicolor Black Opal, Oval, Translucent
12 x 8 mm (calibrated)
$ 49.20
3.18ct Multicolor Black Opal, Round, Transparent
11 mm (calibrated)
$ 111.62
1.46ct Multicolor Black Opal, Cushion, Opaque
9.4 x 7.4 mm
$ 45.10
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 website, easy to navigate, and loads quickly. Have bought here before, very pleased!
Overall Rating -> 10
went well
Overall Rating -> 9 
Very good and simple exchange
Overall Rating -> 10
Great experience. I can't wait to explore on the website further.
Overall Rating -> 10
My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.
Overall Rating -> 10
Easy and functional
