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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
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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1.55ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 46.50

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36.66ct Multicolor Boulder Opal, Oval, Opaque

39.1 x 16.4 mm

$ 241.96

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1.75ct Multicolor Opal, Oval, Translucent

10.6 x 8.4 mm

$ 97.02

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2.35ct White Opal, Oval, Transparent

10.5 x 7.6 mm

$ 70.50

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3.93ct Multicolor Opal, Oval, Translucent

17.3 x 10.8 mm

$ 117.90

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1.71ct Multicolor Opal, Oval, Opaque

10.9 x 8.2 mm

$ 51.97

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1.75ct Multicolor Black Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 52.50

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2.86ct White Opal, Oval, Transparent

13.3 x 8.5 mm

$ 85.80

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2.97ct Yellow Cat's Eye Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 10.69

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1.18ct Multicolor Opal, Oval, Opaque

9.1 x 7.3 mm

$ 35.87

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2.44ct Multicolor Black Opal, Oval, Opaque

13 x 9 mm (calibrated)

$ 85.64

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16.10ct Multicolor Boulder Opal, Cushion, Opaque

22.3 x 12.7 mm

$ 135.24

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54.71ct Multicolor Boulder Opal, Oval, Opaque

27.3 x 23.3 mm

$ 505.52

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23.34ct Multicolor Boulder Opal, Oval, Opaque

20.8 x 14 mm

$ 215.66

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5.28ct Multicolor Boulder Opal, Trillion, Translucent

17.3 x 15.9 mm

$ 44.35

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4.49ct Multicolor Boulder Opal, Pear Shape, Opaque

12.3 x 9.3 mm

$ 22.45

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0.78ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 21.45

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0.69ct Multicolor Opal, Pear Shape, Transparent

7.3 x 5.2 mm

$ 20.70

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38.09ct Green Cat's Eye Opal, Oval, Opaque

21.5 x 18 mm

$ 114.28

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1.41ct Multicolor Opal, Oval, Transparent

11.3 x 7.9 mm

$ 78.17

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5.56ct Yellow Cat's Eye Opal, Oval, Opaque

13 x 10.6 mm

$ 20.02

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33.21ct Multicolor Opal, Oval, Opaque

34.7 x 23.4 mm

$ 119.56

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6.90ct Multicolor Boulder Opal, Pear Shape, Opaque

19 x 8.7 mm

$ 57.96

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3.96ct Multicolor Opal, Oval, Translucent

14.4 x 11.2 mm

$ 118.80

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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

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

good navigation and simple interface.

Posted By Dave in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

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