X
Gemstone Search

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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
Clear All

1.01ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 40.00

View Details

2.08ct Multicolor Black Opal, Sphere / Ball, Opaque

7.5 mm

$ 74.88

View Details

2.72ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 97.92

View Details

2.07ct Multicolor Black Opal, Oval, Translucent

12.1 x 9.2 mm

$ 62.10

View Details

0.91ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 30.03

View Details

1.69ct Multicolor Black Opal, Oval, Translucent

10.5 x 8.2 mm

$ 50.70

View Details

3.04ct Multicolor Black Opal, Pear Shape, Opaque

15.3 x 7.2 mm

$ 106.70

View Details

2.29ct Multicolor Black Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 91.60

View Details

3.72ct Multicolor Black Opal, Round, Translucent

11.5 mm

$ 130.57

View Details

7.80ct Multicolor Black Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 390.00

View Details

2.40ct Multicolor Black Opal, Oval, Translucent

11.9 x 9.3 mm

$ 72.00

View Details

1.27ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 50.29

View Details

1.29ct Multicolor Black Opal, Oval, Translucent

9.6 x 7.1 mm

$ 38.70

View Details

1.22ct Multicolor Black Opal, Pear Shape, Translucent

13 x 7.9 mm

$ 36.97

View Details

1.17ct Multicolor Black Opal, Cushion, Opaque

10.3 x 6.4 mm

$ 36.14

View Details

5.51ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 152.22

View Details

1.46ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 57.82

View Details

1.31ct Multicolor Black Opal, Oval, Opaque

9.8 x 7.3 mm

$ 40.47

View Details

1.87ct Multicolor Black Opal, Marquise, Opaque

17.2 x 8.2 mm

$ 57.76

View Details

10.15ct Multicolor Black Opal, Oval, Opaque

17.8 x 14.5 mm

$ 507.50

View Details

0.85ct Multicolor Black Opal, Pear Shape, Translucent

8 x 6 mm (calibrated)

$ 28.06

View Details

8.74ct Multicolor Black Opal, Oval, Opaque

19.6 x 12 mm

$ 314.64

View Details

1.18ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 37.38

View Details

3.23ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 89.23

View Details

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

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate
Enlarged Gemstone Image