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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
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
0.41ct Multicolor Opal, Pear Shape, Transparent

0.41ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 10.21

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2.46ct Multicolor Opal, Oval, Opaque

2.46ct Multicolor Opal, Oval, Opaque

10.9 x 8 mm

$ 73.50

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2.37ctw Multicolor Opal, Oval, Opaque

2.37ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 70.82

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0.71ct Multicolor Chocolate Opal, Oval, Translucent

0.71ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 21.21

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0.77ct Multicolor Opal, Pear Shape, Transparent

0.77ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 19.17

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0.57ct Multicolor Opal, Fancy, Translucent

0.57ct Multicolor Opal, Fancy, Translucent

9.9 x 4.2 mm

$ 15.89

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10.37ct Green Opal, Oval, Opaque

10.37ct Green Opal, Oval, Opaque

18 x 13 mm (calibrated)

$ 22.85

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2.05ctw Multicolor Opal, Oval, Opaque

2.05ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 61.25

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16.50ct Green Opal, Oval, Opaque

16.50ct Green Opal, Oval, Opaque

18 x 13 mm (calibrated)

$ 35.34

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22.54ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (321845)

22.54ct Multicolor Boulder Opal, Oval, Opaque

24.8 x 20 mm

$ 172.86

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2.74ctw Multicolor Black Opal, Oval, Opaque

2.74ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 90.06

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0.54ct Multicolor Opal, Pear Shape, Transparent

0.54ct Multicolor Opal, Pear Shape, Transparent

7.9 x 5.3 mm

$ 13.45

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0.87ct Multicolor Opal, Oval, Opaque

0.87ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.00

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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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0.82ct Multicolor Opal, Round, Opaque

0.82ct Multicolor Opal, Round, Opaque

6.5 mm (calibrated)

$ 26.95

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1.47ct Multicolor Opal, Oval, Opaque

1.47ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 48.31

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9.41ct Multicolor Boulder Opal, Cushion, Opaque

9.41ct Multicolor Boulder Opal, Cushion, Opaque

13.7 x 10.9 mm

$ 46.86

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12.95ct Multicolor Boulder Opal, Oval, Opaque

12.95ct Multicolor Boulder Opal, Oval, Opaque

23.1 x 12.3 mm

$ 64.49

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13.04ct Black Opal, Marquise, Opaque
Opal Product Video (664567)

13.04ct Black Opal, Marquise, Opaque

29.8 x 13.9 mm

$ 428.60

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0.81ct Multicolor Opal, Pear Shape, Transparent

0.81ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 20.17

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1.75ct Multicolor Opal, Oval, Opaque

1.75ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 52.29

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0.34ct Multicolor Opal, Oval, Opaque

0.34ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 10.16

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1.18ctw Multicolor Opal, Oval, Opaque

1.18ctw Multicolor Opal, Oval, Opaque

7.3 x 5.7 mm

$ 38.79

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35.49ct Multicolor Opal, Oval, Opaque

35.49ct Multicolor Opal, Oval, Opaque

30.6 x 24.6 mm

$ 106.04

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 -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 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

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
Source: Bizrate
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