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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
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
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
13.04ct Black Opal, Marquise, Opaque
Opal Product Video (664567)

13.04ct Black Opal, Marquise, Opaque

29.8 x 13.9 mm

$ 516.38

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0.49ct Multicolor Opal, Oval, Transparent

0.49ct Multicolor Opal, Oval, Transparent

6.3 x 4.4 mm

$ 14.70

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1.40ct Multicolor Black Opal, Oval, Opaque

1.40ct Multicolor Black Opal, Oval, Opaque

9.9 x 7.6 mm

$ 42.00

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2.31ct Multicolor Opal, Pear Shape, Transparent

2.31ct Multicolor Opal, Pear Shape, Transparent

13.5 x 8.4 mm

$ 124.74

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0.61ct Multicolor Opal, Oval, Opaque

0.61ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.96

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1.29ct Multicolor Opal, Oval, Opaque

1.29ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 51.08

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2.96ct Multicolor Opal, Oval, Transparent

2.96ct Multicolor Opal, Oval, Transparent

11.7 x 9.5 mm

$ 89.69

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1.16ct Multicolor Opal, Pear Shape, Transparent

1.16ct Multicolor Opal, Pear Shape, Transparent

9.6 x 7.2 mm

$ 35.15

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3.01ct Multicolor Opal, Pear Shape, Transparent

3.01ct Multicolor Opal, Pear Shape, Transparent

14.7 x 10.4 mm

$ 162.54

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0.50ct Multicolor Opal, Pear Shape, Transparent

0.50ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 15.00

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1.60ct Multicolor Black Opal, Oval, Opaque

1.60ct Multicolor Black Opal, Oval, Opaque

9.7 x 7.5 mm

$ 49.42

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1.56ct Multicolor Opal, Oval, Transparent

1.56ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 92.66

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0.58ct Multicolor Opal, Pear Shape, Transparent

0.58ct Multicolor Opal, Pear Shape, Transparent

7.2 x 5.2 mm

$ 17.40

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1.91ct Multicolor Opal, Pear Shape, Translucent

1.91ct Multicolor Opal, Pear Shape, Translucent

12 x 8.9 mm

$ 100.85

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1.52ct Multicolor Black Opal, Oval, Translucent

1.52ct Multicolor Black Opal, Oval, Translucent

11.2 x 7.3 mm

$ 45.60

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11.60ct Multicolor Boulder Opal, Fancy, Opaque

11.60ct Multicolor Boulder Opal, Fancy, Opaque

19.8 x 15.7 mm

$ 69.60

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1.68ct Multicolor Opal, Marquise, Transparent

1.68ct Multicolor Opal, Marquise, Transparent

16.2 x 6.7 mm

$ 70.56

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1.30ct Multicolor Opal, Oval, Opaque

1.30ct Multicolor Opal, Oval, Opaque

10 x 7 mm (calibrated)

$ 46.80

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2.72ct Brown Cat's Eye Opal, Oval, Translucent

2.72ct Brown Cat's Eye Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 17.95

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1.42ct Multicolor Opal, Oval, Transparent

1.42ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 53.82

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0.79ct Orange Fire Opal, Oval, Transparent

0.79ct Orange Fire Opal, Oval, Transparent

8.4 x 6.2 mm

$ 33.18

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1.15ct Multicolor Opal, Oval, Opaque

1.15ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 45.54

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13.53ct Multicolor Black Opal, Oval, Opaque
Black Opal Product Video (748542)

13.53ct Multicolor Black Opal, Oval, Opaque

19.7 x 16.1 mm

$ 676.50

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7.23ct Green Cat's Eye Opal, Oval, Opaque

7.23ct Green Cat's Eye Opal, Oval, Opaque

13.9 x 13.1 mm

$ 21.70

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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 items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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