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Home Gemstones Opal

Opal Gemstones

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

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
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1.65ct Multicolor Opal, Oval, Translucent

10.3 x 7.4 mm

$ 41.62

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35.49ct Multicolor Opal, Oval, Opaque

30.6 x 24.6 mm

$ 106.04

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2.54ct Multicolor Opal, Oval, Transparent

14 x 9 mm (calibrated)

$ 63.25

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0.99ct Multicolor Opal, Oval, Transparent

8.7 x 6.5 mm

$ 24.65

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0.94ct Multicolor Opal, Oval, Transparent

9.9 x 6.4 mm

$ 23.41

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34.61ct Multicolor Opal, Pear Shape, Opaque

33.4 x 24.3 mm

$ 103.42

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6.10ct Multicolor Boulder Opal, Fancy, Transparent

17 x 11.5 mm

$ 30.38

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1.49ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 44.52

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22.35ct Multicolor Boulder Opal, Fancy, Opaque

25.9 x 22 mm

$ 111.30

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1.37ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 40.94

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15.18ct Multicolor Boulder Opal, Fancy, Opaque

20.8 x 16.1 mm

$ 75.60

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1.17ct Multicolor Black Opal, Oval, Translucent

9.3 x 7.4 mm

$ 29.13

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5.12ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 157.07

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1.49ctw Multicolor Black Opal, Oval, Translucent

6.1 x 4.2 mm

$ 48.97

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8.42ct Multicolor Boulder Opal, Oval, Opaque

18.8 x 13.8 mm

$ 58.71

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1.00ct Multicolor Opal, Oval, Transparent

9.6 x 6.3 mm

$ 29.88

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9.65ct Multicolor Boulder Opal, Marquise, Opaque

25.3 x 10.3 mm

$ 67.28

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0.52ct White Opal, Oval, Transparent

7.2 x 5.3 mm

$ 12.95

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1.18ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 32.32

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0.83ct Multicolor Black Opal, Oval, Opaque

8.7 x 6.6 mm

$ 21.28

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1.09ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 32.57

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1.37ctw Orange Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 41.34

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0.92ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.49

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4.69ct Multicolor Opal, Oval, Transparent

14.3 x 10.5 mm

$ 117.91

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

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate
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