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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 Opal
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
1.21ct Multicolor Opal, Oval, Transparent/Translucent

1.21ct Multicolor Opal, Oval, Transparent/Translucent

9.4 x 6.6 mm

$ 53.03

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1.93ct Multicolor Opal, Oval, Transparent
Opal Product Video (697569)

1.93ct Multicolor Opal, Oval, Transparent

11 x 8.1 mm

$ 48.54

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1.82ctw Multicolor Opal, Oval, Opaque

1.82ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 59.82

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17.98ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (744795)

17.98ct Multicolor Boulder Opal, Oval, Opaque

25 x 16.9 mm

$ 74.62

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1.09ct Multicolor Opal, Oval, Translucent

1.09ct Multicolor Opal, Oval, Translucent

9 x 6.7 mm

$ 27.50

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0.52ct Multicolor Opal, Oval, Opaque

0.52ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.54

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0.78ct Multicolor Opal, Oval, Transparent

0.78ct Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 19.42

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0.97ctw Multicolor Opal, Oval, Opaque

0.97ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 28.98

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6.20ct Green Opal, Oval, Opaque

6.20ct Green Opal, Oval, Opaque

14.7 x 11.6 mm

$ 13.28

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1.53ct Multicolor Opal, Oval, Transparent

1.53ct Multicolor Opal, Oval, Transparent

10.1 x 7.6 mm

$ 70.41

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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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11.19ct Multicolor Boulder Opal, Fancy, Opaque

11.19ct Multicolor Boulder Opal, Fancy, Opaque

18.2 x 14.8 mm

$ 55.73

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29.81ct Multicolor Opal, Round, Opaque

29.81ct Multicolor Opal, Round, Opaque

26 mm

$ 89.08

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3.10ct Red Fire Opal, Oval, Transparent

3.10ct Red Fire Opal, Oval, Transparent

12.4 x 9.4 mm

$ 99.82

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6.14ct Yellow Cat'S Eye Opal, Oval, Translucent

6.14ct Yellow Cat'S Eye Opal, Oval, Translucent

15 x 10 mm (calibrated)

$ 20.18

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5.49ctw Multicolor Opal, Round, Translucent

5.49ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 153.10

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19.28ct Multicolor Fire Opal, Pear Shape, Opaque

19.28ct Multicolor Fire Opal, Pear Shape, Opaque

18 x 16.4 mm

$ 96.40

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0.44ct Multicolor Chocolate Opal, Oval, Translucent

0.44ct Multicolor Chocolate Opal, Oval, Translucent

6 x 4 mm (calibrated)

$ 14.46

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0.73ct Multicolor Opal, Oval, Opaque

0.73ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 18.18

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0.67ct Multicolor Opal, Oval, Opaque

0.67ct Multicolor Opal, Oval, Opaque

7.1 x 5.5 mm

$ 20.02

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1.39ct Multicolor Black Opal, Oval, Translucent

1.39ct Multicolor Black Opal, Oval, Translucent

9.3 x 7.4 mm

$ 34.61

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17.25ct Multicolor Black Opal, Oval, Opaque
Black Opal Product Video (679975)

17.25ct Multicolor Black Opal, Oval, Opaque

23.3 x 18 mm

$ 515.43

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23.45ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718511)

23.45ct Multicolor Boulder Opal, Fancy, Opaque

21.7 x 17.9 mm

$ 116.78

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1.42ct Multicolor Opal, Oval, Transparent

1.42ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 55.01

View Gem

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

Very pleasant

Posted By Varun in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I search , I find , I purchase. Nice!!!

Posted By Online Shopper in July, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It was great! Great photos

Posted By Marcia in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Web site is very simple to navigate Selection is terrific

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

Overall Rating -> 9 star ratings

I do enjoy this website and the wide selection. I would like to see more untreated stones. I also wasn't able to see my past order when I logged in.

Posted By Great selection, ok website in July, 2026
Source: Bizrate
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