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Home Gemstones Black Opal

Black Opal Gemstones

Explore natural black opal gemstones prized for their dramatic dark body tone and vibrant play-of-color.

Black Opal Weight
Black Opal Size
Black Opal Clarity
Black Opal Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green
Multicolor Black Opal
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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18.89ct Multicolor Black Opal, Oval, Opaque

23 x 17 mm

$ 944.50

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1.04ct Multicolor Black Opal, Round, Opaque

8 mm (calibrated)

$ 31.66

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3.46ct Multicolor Black Opal, Pear Shape, Opaque

15.2 x 11 mm

$ 100.80

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3.10ct Multicolor Black Opal, Pear Shape, Opaque

15.6 x 10 mm

$ 128.65

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0.61ct Multicolor Black Opal, Trillion, Opaque

9 x 7 mm (calibrated)

$ 18.57

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1.60ct Multicolor Black Opal, Trillion, Translucent

9.8 x 8.4 mm

$ 48.70

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2.31ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 75.93

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1.75ct Multicolor Black Opal, Pear Shape, Opaque

12 x 8.4 mm

$ 72.63

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1.12ct Multicolor Black Opal, Marquise, Translucent

14.3 x 5.9 mm

$ 34.09

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12.21ct Multicolor Black Opal, Oval, Opaque

21.9 x 14.4 mm

$ 610.50

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8.74ct Multicolor Black Opal, Oval, Opaque

19.6 x 12 mm

$ 261.15

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1.07ct Multicolor Black Opal, Trillion, Opaque

8.9 x 8.2 mm

$ 32.57

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1.18ct Multicolor Black Opal, Trillion, Opaque

9 x 9 mm (calibrated)

$ 35.92

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0.85ct Multicolor Black Opal, Trillion, Opaque

7.8 x 7.3 mm

$ 25.87

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2.72ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 81.27

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9.65ct Multicolor Black Opal, Oval, Opaque

22.1 x 16.1 mm

$ 400.48

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4.32ct Multicolor Black Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 129.08

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0.83ct Multicolor Black Opal, Pear Shape, Translucent

9.8 x 6.6 mm

$ 17.40

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1.22ct Multicolor Black Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 30.38

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3.23ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 74.06

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1.16ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.2 mm

$ 29.74

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2.50ct Multicolor Black Opal, Sphere / Ball, Opaque

8 mm (calibrated)

$ 74.70

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1.39ct Multicolor Black Opal, Oval, Translucent

9.3 x 7.4 mm

$ 34.61

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1.12ct Multicolor Black Opal, Pear Shape, Translucent

11.8 x 7 mm

$ 28.17

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Why Buy Black Opal from GemSelect?

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.

Loose Black Opal Gemstones for Jewelry and Collecting

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 -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
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Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
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Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
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Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
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Overall Rating -> 10 star ratings

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'

Posted By CJ in March, 2026
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Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 2026
Source: Bizrate
Enlarged Gemstone Image