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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 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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0.83ct Multicolor Opal, Fancy, Translucent

9 x 7 mm (calibrated)

$ 23.15

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1.07ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 49.24

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1.65ct Multicolor Opal, Oval, Translucent

10.3 x 7.4 mm

$ 41.62

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13.03ct Multicolor Boulder Opal, Cushion, Opaque

20 x 15 mm (calibrated)

$ 71.38

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0.75ct Multicolor Opal, Oval, Opaque

8 x 5.5 mm

$ 20.55

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1.29ct Multicolor Opal, Pear Shape, Transparent

12.2 x 7.4 mm

$ 60.77

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9.66ct Multicolor Boulder Opal, Fancy, Opaque

26.4 x 12.5 mm

$ 48.11

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0.61ct Multicolor Black Opal, Trillion, Opaque

9 x 7 mm (calibrated)

$ 18.57

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0.93ct Multicolor Black Opal, Cushion, Translucent

9.9 x 5.6 mm

$ 28.31

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0.88ct Multicolor Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.29

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14.60ct Multicolor Opal, Pear Shape, Transparent

22.3 x 17.8 mm

$ 363.54

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0.36ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 8.96

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1.60ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 33.47

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0.90ct Multicolor Opal, Fancy, Translucent

8.9 x 6.4 mm

$ 25.10

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9.66ct Multicolor Boulder Opal, Oval, Opaque

22.4 x 13.1 mm

$ 52.92

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1.28ct Multicolor Opal, Pear Shape, Transparent

11 x 8 mm

$ 60.30

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54.71ct Multicolor Boulder Opal, Oval, Opaque

27.3 x 23.3 mm

$ 419.58

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1.39ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 45.68

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0.36ct Multicolor Opal, Oval, Opaque

6.3 x 4.3 mm

$ 10.76

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3.12ct Multicolor Opal, Pear Shape, Transparent

15.2 x 9 mm

$ 78.44

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1.06ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 31.67

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0.54ct Multicolor Opal, Pear Shape, Transparent

7.9 x 5.3 mm

$ 13.45

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3.70ct Multicolor Boulder Opal, Fancy, Opaque

13.1 x 12.3 mm

$ 15.36

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2.91ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 95.65

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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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
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My whole experience is great.

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Love how easy the site is to use. Really love that the pictures are of actual product.

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Overall Rating -> 9 star ratings

Fast and reliable service.

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Overall Rating -> 10 star ratings

The website was very easy to use.

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Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
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Enlarged Gemstone Image