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 |
1.55ct Multicolor Black Opal, Oval, Translucent
10 x 8 mm (calibrated)
$ 38.60
1.38ct Multicolor Black Opal, Pear Shape, Opaque
11.4 x 7.7 mm
$ 40.09
1.28ct Multicolor Black Opal, Pear Shape, Opaque
10 x 6.6 mm
$ 35.06
1.82ct Multicolor Black Opal, Oval, Opaque
10.3 x 8.7 mm
$ 52.87
1.16ct Multicolor Black Opal, Marquise, Translucent
15.9 x 5.3 mm
$ 29.31
7.30ct Multicolor Black Opal, Pear Shape, Opaque
19 x 12.5 mm
$ 302.95
0.98ct Multicolor Black Opal, Oval, Opaque
10 x 7 mm (calibrated)
$ 25.12
3.98ct Multicolor Black Opal, Pear Shape, Opaque
14.7 x 9.1 mm
$ 165.17
2.65ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 60.76
4.60ct Multicolor Black Opal, Cushion, Opaque
16.9 x 9.3 mm
$ 137.45
1.22ct Multicolor Black Opal, Pear Shape, Translucent
13 x 7.9 mm
$ 30.69
5.55ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 127.27
6.06ct Multicolor Black Opal, Oval, Opaque
18 x 13 mm (calibrated)
$ 181.07
3.55ct Multicolor Black Opal, Marquise, Opaque
16.5 x 8.6 mm
$ 147.33
13.64ct Multicolor Black Opal, Pear Shape, Opaque
23.8 x 15.1 mm
$ 682.00
2.44ct Multicolor Black Opal, Oval, Opaque
13 x 9 mm (calibrated)
$ 71.08
2.37ct Multicolor Black Opal, Oval, Translucent
13 x 9 mm (calibrated)
$ 59.01
4.97ct Multicolor Black Opal, Pear Shape, Opaque
15 x 10 mm (calibrated)
$ 206.26
5.96ct Multicolor Black Opal, Pear Shape, Translucent
17.6 x 10.4 mm
$ 139.44
2.53ctw Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 83.16
1.27ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 32.56
1.54ctw Multicolor Black Opal, Oval, Translucent
6.2 x 4.4 mm
$ 46.02
0.99ct Multicolor Black Opal, Trillion, Opaque
8.8 x 8 mm
$ 25.38
4.85ct Multicolor Black Opal, Trillion, Opaque
13 x 13 mm (calibrated)
$ 144.92
Why Buy Black Opal from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- 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 
The website was very easy to use.
Overall Rating -> 10
Great prices!!! High quality gemstones.
Overall Rating -> 10
I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.
Overall Rating -> 8 
I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.
Overall Rating -> 8
Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.
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'
