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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
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
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
0.52ct Multicolor Opal, Oval, Transparent

0.52ct Multicolor Opal, Oval, Transparent

7.2 x 5.5 mm

$ 15.60

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0.31ct Multicolor Opal, Oval, Opaque

0.31ct Multicolor Opal, Oval, Opaque

6.3 x 4.4 mm

$ 11.16

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1.41ct Multicolor Opal, Oval, Transparent

1.41ct Multicolor Opal, Oval, Transparent

9.4 x 6.2 mm

$ 46.54

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6.10ct Multicolor Boulder Opal, Fancy, Transparent

6.10ct Multicolor Boulder Opal, Fancy, Transparent

17 x 11.5 mm

$ 36.60

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1.41ct Multicolor Opal, Oval, Translucent

1.41ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 42.02

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0.54ct Multicolor Opal, Pear Shape, Transparent

0.54ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 16.20

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0.49ct Multicolor Opal, Pear Shape, Transparent

0.49ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 14.70

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0.55ct Multicolor Opal, Oval, Opaque

0.55ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 19.80

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0.95ct Multicolor Opal, Round, Translucent

0.95ct Multicolor Opal, Round, Translucent

7 mm (calibrated)

$ 21.29

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3.42ct Warm Green Cat's Eye Opal, Oval, Opaque

3.42ct Warm Green Cat's Eye Opal, Oval, Opaque

12 x 10 mm (calibrated)

$ 6.84

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0.98ct Multicolor Opal, Oval, Translucent

0.98ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 29.21

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2.41ct Warm Yellow Cat's Eye Opal, Oval, Opaque

2.41ct Warm Yellow Cat's Eye Opal, Oval, Opaque

10.3 x 6.3 mm

$ 8.68

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0.64ct Multicolor Chocolate Opal, Oval, Opaque

0.64ct Multicolor Chocolate Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 23.04

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1.66ct Multicolor Opal, Fancy, Opaque

1.66ct Multicolor Opal, Fancy, Opaque

9.9 x 7.7 mm

$ 55.78

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7.30ct Yellowish Green Cat's Eye Opal, Oval, Opaque

7.30ct Yellowish Green Cat's Eye Opal, Oval, Opaque

18.6 x 9.3 mm

$ 14.60

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11.06ct Warm Green Cat's Eye Opal, Oval, Opaque

11.06ct Warm Green Cat's Eye Opal, Oval, Opaque

16.9 x 10.6 mm

$ 22.12

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2.04ct Multicolor Opal, Oval, Opaque

2.04ct Multicolor Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 73.44

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7.16ct Golden-Brown Cat's Eye Opal, Oval, Opaque

7.16ct Golden-Brown Cat's Eye Opal, Oval, Opaque

13.4 x 11.5 mm

$ 25.78

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0.85ctw Multicolor Opal, Oval, Transparent

0.85ctw Multicolor Opal, Oval, Transparent

6.6 x 4.8 mm

$ 280.50

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2.74ct Multicolor Black Opal, Oval, Transparent

2.74ct Multicolor Black Opal, Oval, Transparent

11.7 x 8.8 mm

$ 109.60

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8.39ctw Multicolor Opal, Round, Translucent
Opal Product Video (466386)

8.39ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 310.09

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2.26ctw Multicolor Opal, Oval, Opaque

2.26ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 81.36

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1.38ct Multicolor Black Opal, Oval, Translucent

1.38ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 54.65

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33.35ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718604)

33.35ct Multicolor Boulder Opal, Fancy, Opaque

46.8 x 19.5 mm

$ 200.10

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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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
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
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