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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 Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
1.07ctw Multicolor Opal, Oval, Transparent

1.07ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 266.43

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1.09ct Multicolor Black Opal, Oval, Translucent

1.09ct Multicolor Black Opal, Oval, Translucent

9.4 x 7 mm

$ 27.41

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13.99ct Multicolor Boulder Opal, Trillion, Opaque
Boulder Opal Product Video (744792)

13.99ct Multicolor Boulder Opal, Trillion, Opaque

20.3 x 17.8 mm

$ 58.06

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1.34ct Multicolor Opal, Oval, Opaque

1.34ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 40.04

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0.72ct Orange Fire Opal, Oval, Transparent

0.72ct Orange Fire Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 20.51

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3.19ctw Multicolor Opal, Round, Transparent

3.19ctw Multicolor Opal, Round, Transparent

6 mm (calibrated)

$ 74.48

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8.30ct Multicolor Boulder Opal, Pear Shape, Opaque

8.30ct Multicolor Boulder Opal, Pear Shape, Opaque

19.3 x 11 mm

$ 63.65

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1.77ct Multicolor Black Opal, Oval, Translucent

1.77ct Multicolor Black Opal, Oval, Translucent

11.5 x 8 mm

$ 44.51

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0.72ct Multicolor Opal, Pear Shape, Translucent

0.72ct Multicolor Opal, Pear Shape, Translucent

8 x 6 mm (calibrated)

$ 17.99

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3.16ct Multicolor Opal, Pear Shape, Transparent

3.16ct Multicolor Opal, Pear Shape, Transparent

15.8 x 8.3 mm

$ 79.44

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1.47ct Multicolor Opal, Pear Shape, Transparent

1.47ct Multicolor Opal, Pear Shape, Transparent

11.3 x 7.8 mm

$ 62.96

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0.55ct Multicolor Opal, Oval, Opaque

0.55ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 16.43

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2.08ct Multicolor Black Opal, Marquise, Opaque

2.08ct Multicolor Black Opal, Marquise, Opaque

15.3 x 7.1 mm

$ 52.56

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0.39ct Multicolor Opal, Pear Shape, Transparent

0.39ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 9.71

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1.55ct Multicolor Black Opal, Emerald Cut, Opaque

1.55ct Multicolor Black Opal, Emerald Cut, Opaque

9.9 x 5.9 mm

$ 39.74

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1.79ctw Multicolor Opal, Oval, Opaque

1.79ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 53.49

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13.29ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (627967)

13.29ct Multicolor Boulder Opal, Fancy, Opaque

21.7 x 13.6 mm

$ 66.18

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7.64ct Multicolor Black Opal, Pear Shape, Translucent

7.64ct Multicolor Black Opal, Pear Shape, Translucent

19.4 x 13 mm

$ 228.28

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1.27ct Multicolor Opal, Oval, Translucent

1.27ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 55.66

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1.21ct Multicolor Opal, Oval, Transparent

1.21ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 30.13

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1.38ct Multicolor Black Opal, Pear Shape, Opaque

1.38ct Multicolor Black Opal, Pear Shape, Opaque

11.4 x 7.7 mm

$ 40.09

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4.38ct Multicolor Opal, Oval, Translucent

4.38ct Multicolor Opal, Oval, Translucent

15.2 x 11.2 mm

$ 109.06

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2.23ctw Multicolor Opal, Oval, Transparent

2.23ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 97.72

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9.92ct Multicolor Boulder Opal, Fancy, Opaque

9.92ct Multicolor Boulder Opal, Fancy, Opaque

17.4 x 15.5 mm

$ 49.40

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 -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero 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 -> 10 star ratings

Found a rock that met my need. Bought it!

Posted By Skot in May, 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 -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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