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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
2.16ct Multicolor Black Opal, Sphere / Ball, Opaque

2.16ct Multicolor Black Opal, Sphere / Ball, Opaque

8 mm (calibrated)

$ 64.54

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5.15ct Multicolor Black Opal, Oval, Opaque

5.15ct Multicolor Black Opal, Oval, Opaque

15.1 x 11.7 mm

$ 213.73

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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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0.91ct Orange Opal, Pear Shape, Translucent

0.91ct Orange Opal, Pear Shape, Translucent

9.2 x 6.3 mm

$ 26.48

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0.94ctw Multicolor Opal, Oval, Opaque

0.94ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 28.09

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5.11ct Multicolor Boulder Opal, Fancy, Opaque

5.11ct Multicolor Boulder Opal, Fancy, Opaque

12.3 x 10.7 mm

$ 25.45

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0.38ct Multicolor Opal, Oval, Opaque

0.38ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 11.35

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0.50ct Orange Fire Opal, Oval, Transparent

0.50ct Orange Fire Opal, Oval, Transparent

6.9 x 5.7 mm

$ 14.43

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11.66ct Green Cat'S Eye Opal, Oval, Opaque

11.66ct Green Cat'S Eye Opal, Oval, Opaque

16.8 x 12 mm

$ 19.36

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1.33ct Multicolor Opal, Oval, Opaque

1.33ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.74

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0.64ct Orange Fire Opal, Oval, Translucent

0.64ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 17.53

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1.17ct Multicolor Opal, Oval, Transparent

1.17ct Multicolor Opal, Oval, Transparent

9.9 x 7.5 mm

$ 29.13

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0.62ct Multicolor Opal, Pear Shape, Transparent

0.62ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 12.87

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0.89ct Multicolor Opal, Round, Translucent

0.89ct Multicolor Opal, Round, Translucent

7 mm (calibrated)

$ 21.85

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1.97ctw Multicolor Opal, Oval, Transparent

1.97ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 86.34

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0.89ctw Multicolor Opal, Pear Shape, Transparent

0.89ctw Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 22.16

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17.55ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (365230)

17.55ct Multicolor Boulder Opal, Fancy, Opaque

19.4 x 13.3 mm

$ 134.60

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1.17ct Multicolor Black Opal, Oval, Translucent

1.17ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 29.13

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1.81ctw Multicolor Opal, Round, Transparent

1.81ctw Multicolor Opal, Round, Transparent

5 mm (calibrated)

$ 42.26

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1.29ct Multicolor Opal, Oval, Opaque

1.29ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 42.40

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8.21ct Green Opal, Oval, Opaque

8.21ct Green Opal, Oval, Opaque

18.5 x 12.5 mm

$ 17.58

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1.14ct Multicolor Opal, Oval, Opaque

1.14ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 34.06

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2.71ct White Opal, Oval, Translucent

2.71ct White Opal, Oval, Translucent

13.3 x 9.6 mm

$ 56.80

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9.59ct Brown Cat'S Eye Opal, Oval, Translucent

9.59ct Brown Cat'S Eye Opal, Oval, Translucent

15.5 x 10.8 mm

$ 31.52

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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 -> 7 star ratings

easy interface for a pricless buy

Posted By Zeak in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy the ease or ordering

Posted By Online Shopper in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate
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