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Home › Gemstones › Opal

Opal Gemstones

Discover natural opal gemstones known for their unique play-of-color and endless variety.

Black Opal
White Opal
Boulder Opal
Chocolate Opal
Fire Opal
Opal Doublet
Yellow Opal
Matrix Opal
Round Opal Gems
1-2 Carat Opal
2-5 Carat Opal
Opal Weight
Opal Size
Opal Clarity
Opal Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black Opal
Blue
Brown Opal
Golden
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
2.15ctw Multicolor Opal Doublet, Oval, Opaque

2.15ctw Multicolor Opal Doublet, Oval, Opaque

9 x 7 mm (calibrated)

$ 63.87

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3.41ct Multicolor Black Opal, Oval, Opaque

3.41ct Multicolor Black Opal, Oval, Opaque

15.1 x 10.7 mm

$ 99.34

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0.45ct Multicolor Opal, Pear Shape, Transparent

0.45ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 11.21

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1.03ct Multicolor Opal, Round, Translucent

1.03ct Multicolor Opal, Round, Translucent

7 mm (calibrated)

$ 24.05

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0.91ct Multicolor Opal, Oval, Opaque

0.91ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.19

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0.64ct Multicolor Opal, Oval, Opaque

0.64ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 19.12

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11.80ct Green Opal, Oval, Opaque

11.80ct Green Opal, Oval, Opaque

16.5 x 13.9 mm

$ 25.27

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3.02ct Multicolor Opal, Cushion, Transparent
Opal Product Video (691108)

3.02ct Multicolor Opal, Cushion, Transparent

14 x 9 mm (calibrated)

$ 135.36

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1.32ctw Multicolor Black Opal, Oval, Translucent

1.32ctw Multicolor Black Opal, Oval, Translucent

6.3 x 4.3 mm

$ 43.38

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5.75ctw Multicolor Opal, Square, Transparent

5.75ctw Multicolor Opal, Square, Transparent

4.7 x 4.7 mm

$ 41.25

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21.08ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718612)

21.08ct Multicolor Boulder Opal, Fancy, Opaque

20.9 x 19.9 mm

$ 104.98

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0.69ct Multicolor Opal, Oval, Opaque

0.69ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 22.68

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1.59ct Multicolor Black Opal, Emerald Cut, Opaque

1.59ct Multicolor Black Opal, Emerald Cut, Opaque

9 x 7 mm (calibrated)

$ 40.77

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0.76ct Multicolor Opal, Pear Shape, Transparent

0.76ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 18.92

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10.34ct Multicolor Black Opal, Oval, Opaque

10.34ct Multicolor Black Opal, Oval, Opaque

18.4 x 13.9 mm

$ 308.96

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2.91ctw Multicolor Black Opal, Oval, Opaque

2.91ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 95.65

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1.29ct Multicolor Opal, Oval, Opaque

1.29ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 38.55

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0.94ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548002)

0.94ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 257.47

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0.60ct Multicolor Opal, Pear Shape, Transparent

0.60ct Multicolor Opal, Pear Shape, Transparent

8 x 5.2 mm

$ 15.00

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1.70ct Multicolor Opal, Oval, Transparent

1.70ct Multicolor Opal, Oval, Transparent

11.6 x 8.8 mm

$ 42.33

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1.58ctw Multicolor Opal, Oval, Opaque

1.58ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 39.34

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22.64ct Multicolor Boulder Opal, Oval, Opaque

22.64ct Multicolor Boulder Opal, Oval, Opaque

23.1 x 17.6 mm

$ 93.96

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1.92ct Multicolor Opal, Oval, Translucent

1.92ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 74.38

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1.75ct Multicolor Opal, Oval, Transparent

1.75ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 44.01

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Why Buy Opal from GemSelect?

Natural Opal Gemstones

Our natural opal gemstones are carefully selected for their vibrant play-of-color and individuality. Each stone is unique, making opals a favorite among jewelers and collectors.

Loose Opal Gemstones Online

Buy loose opal gemstones online at GemSelect with confidence. We offer detailed photos, transparent descriptions, and secure worldwide shipping.

Loose Opal Gemstones for Jewelry and Collecting

Opal for Jewelry Making

Opal gemstones are ideal for custom jewelry such as rings, pendants, and earrings. Their shifting colors create eye-catching designs unlike any other gemstone.

Australian and Ethiopian Opal

Australian opals are prized for their durability and classic color play, while Ethiopian opals are known for bold patterns and vivid flashes of color.

Faceted Opal Stones

Faceted opal gemstones enhance brilliance and highlight internal color play. These stones are perfect for modern jewelry designs requiring extra sparkle.

Opal Cabochons

Opal cabochons feature smooth, domed surfaces that emphasize color patterns. They are a popular choice for statement jewelry and artistic settings.

Wholesale Opal Gemstones

We offer wholesale opal gemstones for jewelers and designers seeking quality stones at competitive prices, including matched pairs and calibrated sizes.

October Birthstone Opal

Opal is the October birthstone, symbolizing creativity and individuality. It makes a meaningful gift for birthdays and special occasions.

Learn more about opal characteristics, care, and history on our Opal Information Page.

FAQs

What makes opal gemstones unique?

Opals are known for their play-of-color, an optical effect where flashes of color shift with movement and light.

Are GemSelect’s opal gemstones natural?

Yes, all our opal gemstones are natural. Any treatments or stabilizations are clearly disclosed.

Are opals suitable for everyday jewelry?

Opals are best suited for occasional wear. Protective settings are recommended due to their moderate hardness.

What types of opal do you sell?

We offer a wide range including Australian opal, Ethiopian opal, black opal, white opal, fire opal, and boulder opal.

Can I buy opal gemstones in matched pairs?

Yes, we offer matched opal pairs ideal for earrings and custom jewelry designs.

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

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love the website, selection and products. Can you guys add a gemstones with inclusions tab. I like those it'd be nice to have them all in one place but i do understand it would be alot of work to go through and categorize them. Thank you anyways

Posted By The homie edgar in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate
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