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 |
1.86ct Multicolor Black Opal, Cushion, Opaque
12.5 x 7.6 mm
$ 56.62
3.38ct Multicolor Black Opal, Cushion, Opaque
13.9 x 7.9 mm
$ 100.99
12.20ct Multicolor Black Opal, Oval, Opaque
29.5 x 17.5 mm
$ 506.30
2.74ctw Multicolor Black Opal, Oval, Opaque
9 x 7 mm (calibrated)
$ 90.06
1.29ct Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 42.40
2.42ct Multicolor Black Opal, Oval, Translucent
14 x 9 mm (calibrated)
$ 60.26
14.90ct Multicolor Black Opal, Oval, Opaque
20 x 15 mm (calibrated)
$ 745.00
0.96ct Multicolor Black Opal, Cushion, Translucent
9.5 x 5.3 mm
$ 29.22
3.48ct Multicolor Black Opal, Pear Shape, Translucent
15.3 x 11.2 mm
$ 101.38
2.67ctw Multicolor Black Opal, Oval, Translucent
10 x 8 mm (calibrated)
$ 67.15
4.09ct Multicolor Black Opal, Oval, Opaque
12.6 x 10.6 mm
$ 119.15
1.49ct Multicolor Black Opal, Cushion, Translucent
9.7 x 6.7 mm
$ 45.36
21.50ct Multicolor Black Opal, Oval, Opaque
22.1 x 18.1 mm
$ 1,075.00
1.87ct Multicolor Black Opal, Marquise, Translucent
15.9 x 7.4 mm
$ 56.92
8.39ct Multicolor Black Opal, Pear Shape, Opaque
18.7 x 13.8 mm
$ 250.69
1.62ct Multicolor Black Opal, Round, Opaque
8.5 mm (calibrated)
$ 49.31
2.90ct Multicolor Black Opal, Oval, Transparent
13.1 x 8.5 mm
$ 96.28
1.13ct Multicolor Black Opal, Cushion, Translucent
9.2 x 5.7 mm
$ 34.40
1.19ct Multicolor Black Opal, Oval, Translucent
10 x 8 mm (calibrated)
$ 29.63
1.64ct Multicolor Black Opal, Oval, Translucent
12 x 8 mm (calibrated)
$ 40.84
2.30ctw Multicolor Black Opal, Oval, Translucent
9 x 7 mm (calibrated)
$ 47.95
1.38ct Multicolor Black Opal, Oval, Translucent
9.1 x 7.3 mm
$ 34.36
2.42ct Multicolor Black Opal, Oval, Translucent
12.8 x 9.5 mm
$ 60.26
1.39ct Multicolor Black Opal, Oval, Translucent
9.3 x 7.4 mm
$ 34.61
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 
I feel Gemselect is a trustworthy company to buy from
Overall Rating -> 10
I could see the actual gem I was buying
Overall Rating -> 9 
Nothing bad to report. Everything is as expected. The gems and the price are all very good.
Overall Rating -> 10
All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.
Overall Rating -> 10
Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.
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.
