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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
0.93ct Multicolor Opal, Oval, Transparent

0.93ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 29.25

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1.86ct Multicolor Black Opal, Marquise, Opaque

1.86ct Multicolor Black Opal, Marquise, Opaque

15.1 x 6.8 mm

$ 56.62

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1.71ct Multicolor Opal, Fancy, Translucent

1.71ct Multicolor Opal, Fancy, Translucent

12.2 x 8.8 mm

$ 47.69

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6.09ctw Multicolor Opal, Square, Transparent

6.09ctw Multicolor Opal, Square, Transparent

4.7 x 4.6 mm

$ 43.23

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1.34ctw Multicolor Opal, Oval, Opaque

1.34ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 44.04

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1.61ct Multicolor Opal, Oval, Opaque

1.61ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 48.11

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3.16ct Multicolor Black Opal, Oval, Opaque

3.16ct Multicolor Black Opal, Oval, Opaque

13.6 x 9.6 mm

$ 92.06

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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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1.35ct Multicolor Opal, Oval, Translucent

1.35ct Multicolor Opal, Oval, Translucent

8.5 x 6.8 mm

$ 36.98

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0.53ct Multicolor Opal, Oval, Opaque

0.53ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.84

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2.50ctw Multicolor Opal, Oval, Opaque

2.50ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 74.70

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1.73ct Multicolor Opal, Oval, Opaque

1.73ct Multicolor Opal, Oval, Opaque

9.2 x 7.8 mm

$ 56.86

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1.64ct Multicolor Opal, Pear Shape, Translucent

1.64ct Multicolor Opal, Pear Shape, Translucent

12.1 x 8.9 mm

$ 78.20

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16.52ct Multicolor Boulder Opal, Cushion, Opaque

16.52ct Multicolor Boulder Opal, Cushion, Opaque

19 x 14.8 mm

$ 115.18

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2.59ctw Multicolor Opal, Oval, Translucent

2.59ctw Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 56.67

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1.22ct Multicolor Opal, Oval, Transparent
Opal Product Video (548042)

1.22ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 303.78

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1.61ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548159)

1.61ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 400.89

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1.16ct Multicolor Black Opal, Oval, Opaque

1.16ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.2 mm

$ 29.74

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1.83ctw Multicolor Opal, Oval, Opaque

1.83ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 54.68

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24.99ct Multicolor Opal, Oval, Opaque

24.99ct Multicolor Opal, Oval, Opaque

31 x 20.1 mm

$ 74.67

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0.59ct Multicolor Opal, Pear Shape, Opaque

0.59ct Multicolor Opal, Pear Shape, Opaque

7.3 x 5.8 mm

$ 19.39

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2.35ct Multicolor Opal, Fancy, Translucent

2.35ct Multicolor Opal, Fancy, Translucent

12 x 8 mm (calibrated)

$ 65.54

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20.54ct Multicolor Opal, Oval, Transparent

20.54ct Multicolor Opal, Oval, Transparent

21.1 x 17.9 mm

$ 1,022.89

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1.14ct Multicolor Opal, Oval, Opaque

1.14ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 34.06

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 -> 9 star ratings

I loved the selection of gemstones you have a to z

Posted By James in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

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

Posted By LeAnn in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 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

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate
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