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

5.66ct Multicolor Black Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 169.80

View Details

2.17ct Multicolor Black Opal, Pear Shape, Translucent

13.4 x 8.3 mm

$ 65.75

View Details

5.36ct Multicolor Black Opal, Cushion, Opaque

12 x 12 mm (calibrated)

$ 192.96

View Details

1.71ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 51.82

View Details

6.68ct Multicolor Black Opal, Marquise, Opaque

20 x 10 mm (calibrated)

$ 240.48

View Details

7.64ct Multicolor Black Opal, Oval, Opaque

16.8 x 13.3 mm

$ 275.04

View Details

7.14ct Multicolor Black Opal, Oval, Translucent

19.9 x 12.1 mm

$ 214.20

View Details

2.79ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 92.07

View Details

4.60ct Multicolor Black Opal, Cushion, Opaque

16.9 x 9.3 mm

$ 165.60

View Details

0.94ct Multicolor Black Opal, Pear Shape, Opaque

10 x 7 mm (calibrated)

$ 29.04

View Details

3.09ct Multicolor Black Opal, Pear Shape, Transparent

19.1 x 8.7 mm

$ 108.46

View Details

1.22ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 48.31

View Details

1.07ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.3 mm

$ 37.45

View Details

4.65ct Multicolor Black Opal, Pear Shape, Translucent

15 x 10 mm (calibrated)

$ 163.22

View Details

0.89ct Multicolor Black Opal, Emerald Cut, Opaque

9 x 6 mm (calibrated)

$ 27.49

View Details

1.55ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.3 mm

$ 47.88

View Details

6.46ct Multicolor Black Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 232.56

View Details

3.48ct Multicolor Black Opal, Pear Shape, Translucent

15.3 x 11.2 mm

$ 122.15

View Details

1.30ct Multicolor Black Opal, Oval, Translucent

10.1 x 7.6 mm

$ 32.50

View Details

1.38ct Multicolor Black Opal, Oval, Translucent

9.4 x 7.4 mm

$ 41.40

View Details

1.61ct Multicolor Black Opal, Oval, Opaque

14 x 10 mm (calibrated)

$ 80.50

View Details

1.22ct Multicolor Black Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 36.60

View Details

5.92ct Multicolor Black Opal, Oval, Opaque

16.1 x 12.5 mm

$ 213.12

View Details

11.76ct Multicolor Black Opal, Pear Shape, Opaque

22.5 x 15 mm

$ 588.00

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 -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate
Enlarged Gemstone Image