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 |
4.88ct Multicolor Black Opal, Pear Shape, Opaque
16.3 x 11 mm
$ 171.29
1.67ct Multicolor Black Opal, Oval, Translucent
12.3 x 8.7 mm
$ 50.10
1.66ct Multicolor Black Opal, Oval, Translucent
10.7 x 8.4 mm
$ 49.80
1.29ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 51.08
2.19ct Multicolor Black Opal, Oval, Opaque
13.7 x 7.5 mm
$ 87.60
9.16ct Multicolor Black Opal, Trillion, Opaque
20.6 x 14.3 mm
$ 458.00
0.79ct Multicolor Black Opal, Oval, Translucent
8 x 6 mm (calibrated)
$ 26.07
6.38ctw Multicolor Black Opal, Round, Translucent
8 mm (calibrated)
$ 176.26
3.78ct Multicolor Black Opal, Pear Shape, Opaque
15 x 10 mm (calibrated)
$ 189.00
4.12ct Multicolor Black Opal, Pear Shape, Opaque
15.9 x 9.2 mm
$ 206.00
2.30ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 57.77
6.01ct Multicolor Black Opal, Marquise, Opaque
18.3 x 9.5 mm
$ 300.50
1.27ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 39.23
1.17ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 37.07
7.09ct Multicolor Black Opal, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 255.24
1.28ct Multicolor Black Opal, Oval, Opaque
10.5 x 8 mm
$ 39.54
1.55ct Multicolor Black Opal, Emerald Cut, Opaque
9.9 x 5.9 mm
$ 47.88
1.50ctw Multicolor Black Opal, Oval, Translucent
6 x 4.2 mm
$ 59.40
0.97ct Multicolor Black Opal, Oval, Translucent
9 x 6.5 mm
$ 29.10
3.04ct Multicolor Black Opal, Pear Shape, Opaque
15.3 x 7.2 mm
$ 106.70
1.75ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 54.06
2.54ctw Multicolor Black Opal, Oval, Opaque
7 x 5 mm (calibrated)
$ 100.58
1.38ct Multicolor Black Opal, Pear Shape, Opaque
11.4 x 7.7 mm
$ 48.30
8.61ct Multicolor Black Opal, Oval, Opaque
19.2 x 12.9 mm
$ 430.50
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 
Site is easy to navigate and the variety is great and how often new products are added is also great.
Overall Rating -> 10
I feel Gemselect is a trustworthy company to buy from
Overall Rating -> 9 
Will know more once order received
Overall Rating -> 10
Good. I ts very user friendly.
Overall Rating -> 8 
First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.
Overall Rating -> 10
love these guys been ordering since 2000 maybe
