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 |
1.19ct Multicolor Black Opal, Trillion, Opaque
9 x 9 mm (calibrated)
$ 30.06
2.44ct Multicolor Black Opal, Oval, Opaque
13 x 9 mm (calibrated)
$ 71.08
1.07ct Multicolor Black Opal, Round, Opaque
8.5 mm (calibrated)
$ 27.03
3.18ct Multicolor Black Opal, Oval, Opaque
13.7 x 10.7 mm
$ 92.64
8.10ct Multicolor Black Opal, Oval, Opaque
15.7 x 13 mm
$ 336.15
1.52ct Multicolor Black Opal, Oval, Translucent
11.2 x 7.3 mm
$ 37.85
7.00ct Multicolor Black Opal, Fancy, Opaque
17.4 x 15.4 mm
$ 290.50
1.41ct Multicolor Black Opal, Pear Shape, Opaque
11 x 7.5 mm
$ 36.15
0.97ct Multicolor Black Opal, Oval, Translucent
9 x 6.5 mm
$ 24.15
2.42ct Multicolor Black Opal, Oval, Transparent
12 x 8 mm (calibrated)
$ 80.34
4.85ct Multicolor Black Opal, Trillion, Opaque
13 x 13 mm (calibrated)
$ 144.92
1.38ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 45.36
1.76ct Multicolor Black Opal, Oval, Opaque
10 x 8 mm (calibrated)
$ 45.13
6.01ct Multicolor Black Opal, Marquise, Opaque
18.3 x 9.5 mm
$ 249.42
1.16ct Multicolor Black Opal, Marquise, Translucent
15.9 x 5.3 mm
$ 29.31
3.10ct Multicolor Black Opal, Pear Shape, Opaque
15.6 x 10 mm
$ 128.65
1.44ct Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 47.33
1.18ct Multicolor Black Opal, Trillion, Opaque
9 x 9 mm (calibrated)
$ 35.92
0.68ct Multicolor Black Opal, Trillion, Opaque
7 x 7 mm (calibrated)
$ 20.70
0.89ct Multicolor Black Opal, Emerald Cut, Opaque
9 x 6 mm (calibrated)
$ 22.82
0.77ct Multicolor Black Opal, Trillion, Translucent
8 x 8 mm (calibrated)
$ 23.44
2.60ct Multicolor Black Opal, Marquise, Translucent
18.8 x 7.2 mm
$ 65.69
1.35ct Multicolor Black Opal, Pear Shape, Opaque
10.5 x 7.6 mm
$ 39.22
1.28ct Multicolor Black Opal, Cushion, Opaque
11.4 x 5.6 mm
$ 38.96
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 
Easy and functional
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
Good selection prices are reasonable!
Overall Rating -> 10
I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.
Overall Rating -> 9
Fast snd easy to find what I was looking for
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.
