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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
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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6.38ctw Multicolor Black Opal, Round, Translucent

8 mm (calibrated)

$ 146.30

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1.06ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 31.67

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0.60ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 14.94

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1.18ct Multicolor Opal, Oval, Transparent

9.2 x 6.6 mm

$ 29.38

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8.47ctw Multicolor Opal, Round, Translucent

10 mm (calibrated)

$ 236.21

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1.59ct Multicolor Opal, Oval, Transparent

10.6 x 7.9 mm

$ 39.59

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0.80ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 23.90

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0.83ct Multicolor Opal, Fancy, Translucent

9 x 7 mm (calibrated)

$ 23.15

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8.01ct Multicolor Chocolate Opal, Oval, Transparent

14 x 12 mm (calibrated)

$ 199.45

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2.92ct Multicolor Opal, Oval, Opaque

12 x 10 mm (calibrated)

$ 73.66

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1.80ct Multicolor Opal, Marquise, Opaque

15.2 x 7.3 mm

$ 59.16

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1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 69.68

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1.65ctw Multicolor Opal, Oval, Transparent

8.2 x 6.3 mm

$ 451.94

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3.96ct Multicolor Opal, Oval, Translucent

14.4 x 11.2 mm

$ 98.60

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0.60ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 17.93

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0.38ct Multicolor Chocolate Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 11.35

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22.77ct Multicolor Opal, Oval, Transparent

25.9 x 18.6 mm

$ 1,133.95

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3.90ct Multicolor Opal, Oval, Transparent

12 x 10 mm (calibrated)

$ 98.05

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2.62ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 78.29

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0.73ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 18.18

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10.15ct Multicolor Boulder Opal, Fancy, Opaque

18 x 13 mm (calibrated)

$ 70.77

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3.72ct Multicolor Black Opal, Round, Translucent

11.5 mm

$ 108.37

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0.95ct Multicolor Opal, Pear Shape, Translucent

9.5 x 6.6 mm

$ 23.96

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1.92ct Multicolor Opal, Oval, Translucent

10.5 x 7.3 mm

$ 48.44

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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

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

This is the first time I have used this site. I was dissatisfied with the quality of gems and supplies elsewhere and decided to try GemSelect. They are awesome! I was thrilled to see the variety and the great web performance. There was the ability to search for information as well as gems. Things like the clarity rating system and caret weight of the gems. I have always loved making things and I have just started to make jewelry as a business. However I have never made a ring before and have always wanted to. On GemSelect I was able to find good quality gems to use in my creations. I am so glad the website is so easy to use. Thank you GemSelect.

Posted By PickyShopper in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good

Posted By Niska in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026
Source: Bizrate
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