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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
0.99ct Multicolor Black Opal, Emerald Cut, Opaque

0.99ct Multicolor Black Opal, Emerald Cut, Opaque

8.5 x 5.9 mm

$ 25.38

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0.52ct Multicolor Opal, Oval, Transparent

0.52ct Multicolor Opal, Oval, Transparent

7.2 x 5.5 mm

$ 12.95

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19.38ct Multicolor Opal, Oval, Opaque

19.38ct Multicolor Opal, Oval, Opaque

23 x 16.6 mm

$ 57.91

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14.40ct Multicolor Boulder Opal, Cushion, Translucent
Boulder Opal Product Video (634615)

14.40ct Multicolor Boulder Opal, Cushion, Translucent

18.4 x 16.2 mm

$ 100.40

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1.10ct Multicolor Opal, Oval, Translucent

1.10ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 42.62

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33.02ct Multicolor Opal, Oval, Opaque

33.02ct Multicolor Opal, Oval, Opaque

30 x 22 mm (calibrated)

$ 98.66

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2.22ct Multicolor Black Opal, Marquise, Opaque

2.22ct Multicolor Black Opal, Marquise, Opaque

17.8 x 7.7 mm

$ 67.58

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12.50ct Multicolor Black Opal, Pear Shape, Opaque

12.50ct Multicolor Black Opal, Pear Shape, Opaque

22.1 x 13.5 mm

$ 518.75

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5.61ct Multicolor Black Opal, Oval, Opaque

5.61ct Multicolor Black Opal, Oval, Opaque

14 x 10 mm (calibrated)

$ 232.82

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0.90ct Multicolor Opal, Fancy, Translucent

0.90ct Multicolor Opal, Fancy, Translucent

10 x 7 mm (calibrated)

$ 25.10

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1.24ct Multicolor Opal, Oval, Translucent

1.24ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 33.96

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0.68ct Multicolor Opal, Pear Shape, Transparent

0.68ct Multicolor Opal, Pear Shape, Transparent

8.1 x 5.2 mm

$ 16.93

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1.15ctw Multicolor Opal, Oval, Transparent

1.15ctw Multicolor Opal, Oval, Transparent

6 x 4 mm (calibrated)

$ 39.55

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1.13ct Multicolor Opal, Pear Shape, Opaque

1.13ct Multicolor Opal, Pear Shape, Opaque

11.6 x 7.1 mm

$ 37.14

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1.54ctw Multicolor Black Opal, Oval, Translucent

1.54ctw Multicolor Black Opal, Oval, Translucent

6.2 x 4.4 mm

$ 46.02

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1.96ct Multicolor Opal, Oval, Opaque

1.96ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 64.42

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1.89ct Multicolor Opal, Oval, Translucent

1.89ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 47.06

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1.05ct Multicolor Black Opal, Oval, Opaque

1.05ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.2 mm

$ 26.92

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1.36ct Multicolor Opal, Pear Shape, Transparent

1.36ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 30.12

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0.31ct Multicolor Opal, Oval, Opaque

0.31ct Multicolor Opal, Oval, Opaque

6.3 x 4.4 mm

$ 9.26

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1.47ct Multicolor Opal, Pear Shape, Transparent

1.47ct Multicolor Opal, Pear Shape, Transparent

12 x 8 mm (calibrated)

$ 51.78

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1.60ct Multicolor Opal, Oval, Translucent

1.60ct Multicolor Opal, Oval, Translucent

10.9 x 8.2 mm

$ 40.37

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2.49ct Multicolor Opal, Oval, Opaque

2.49ct Multicolor Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 74.40

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0.80ctw Multicolor Opal, Oval, Opaque

0.80ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 26.29

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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

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate

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

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate
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