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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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6.21ct Yellow Cat'S Eye Opal, Oval, Translucent

13.6 x 10.6 mm

$ 27.21

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4.49ct Multicolor Boulder Opal, Pear Shape, Opaque

12.3 x 9.3 mm

$ 18.63

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1.59ct Multicolor Opal Doublet, Pear Shape, Opaque

12 x 8 mm (calibrated)

$ 47.24

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0.62ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 12.87

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2.13ct Brown Chocolate Opal, Oval, Opaque

10.5 x 8.3 mm

$ 63.64

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1.82ct Multicolor Opal, Oval, Translucent

11.2 x 8 mm

$ 45.77

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1.34ct Multicolor Black Opal, Round, Opaque

8.5 mm (calibrated)

$ 33.86

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1.71ct Multicolor Opal, Fancy, Translucent

12.2 x 8.8 mm

$ 47.69

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0.97ct Multicolor Opal, Oval, Opaque

8 x 6.9 mm

$ 31.88

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25.69ct Multicolor Boulder Opal, Fancy, Opaque

25.7 x 15.7 mm

$ 127.94

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2.94ct Multicolor Opal, Oval, Opaque

12 x 10 mm (calibrated)

$ 87.85

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14.28ct Green Opal, Oval, Opaque

16.8 x 15.1 mm

$ 30.54

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1.72ct Multicolor Opal, Oval, Transparent

10.9 x 7.2 mm

$ 42.83

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12.66ct Multicolor Opal, Pear Shape, Translucent

18.4 x 13.8 mm

$ 315.23

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2.54ct Multicolor Opal, Fancy, Opaque

11.9 x 8.4 mm

$ 70.83

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62.29ct Multicolor Opal, Oval, Opaque

43.8 x 24.6 mm

$ 186.12

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2.90ct Multicolor Opal, Oval, Transparent

14 x 10 mm (calibrated)

$ 60.18

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1.71ct Multicolor Opal, Marquise, Transparent

16.1 x 6.4 mm

$ 65.58

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0.72ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.51

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11.80ct Green Opal, Oval, Opaque

16.5 x 13.9 mm

$ 25.27

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1.38ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 34.36

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18.89ct Green Cat'S Eye Opal, Oval, Opaque

21.1 x 15.8 mm

$ 47.04

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9.66ct Green Cat'S Eye Opal, Oval, Opaque

18.1 x 9.8 mm

$ 26.76

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1.03ct Multicolor Opal, Oval, Transparent

9.2 x 6.4 mm

$ 33.86

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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
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Overall Rating -> 10 star ratings

Recomendado Totalmente Los Productos Se Entregaron A Tiempo

Posted By Alexis in May, 2026
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Overall Rating -> 10 star ratings

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026
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Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
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Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
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Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate
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