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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
1.44ct Multicolor Black Opal, Oval, Translucent

1.44ct Multicolor Black Opal, Oval, Translucent

11.5 x 7.9 mm

$ 35.86

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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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1.75ct Multicolor Opal, Oval, Transparent

1.75ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 44.01

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1.33ct Multicolor Opal, Oval, Translucent
Opal Product Video (301935)

1.33ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 48.57

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3.18ct Multicolor Black Opal, Oval, Opaque

3.18ct Multicolor Black Opal, Oval, Opaque

13.7 x 10.7 mm

$ 92.64

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0.86ctw Multicolor Opal, Oval, Opaque

0.86ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 25.70

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1.29ct Multicolor Opal, Oval, Translucent

1.29ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 32.55

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0.95ct Multicolor Opal, Oval, Opaque

0.95ct Multicolor Opal, Oval, Opaque

8.7 x 6.7 mm

$ 28.39

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1.36ct Multicolor Black Opal, Cushion, Translucent
Black Opal Product Video (755531)

1.36ct Multicolor Black Opal, Cushion, Translucent

10 x 7 mm (calibrated)

$ 41.40

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3.15ctw Multicolor Opal, Round, Translucent

3.15ctw Multicolor Opal, Round, Translucent

6 mm (calibrated)

$ 73.55

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3.95ct Multicolor Opal, Pear Shape, Translucent

3.95ct Multicolor Opal, Pear Shape, Translucent

15.1 x 10.8 mm

$ 87.26

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1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 73.16

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0.61ct Multicolor Opal, Oval, Opaque

0.61ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 18.23

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0.66ct Multicolor Opal, Oval, Opaque

0.66ct Multicolor Opal, Oval, Opaque

7.2 x 5.7 mm

$ 19.72

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5.32ctw Multicolor Opal, Round, Translucent

5.32ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 163.20

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0.61ct Multicolor Opal, Oval, Opaque

0.61ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 18.23

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5.92ct Multicolor Black Opal, Oval, Opaque

5.92ct Multicolor Black Opal, Oval, Opaque

16.1 x 12.5 mm

$ 176.89

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1.01ct Multicolor Opal, Round, Transparent

1.01ct Multicolor Opal, Round, Transparent

7 mm (calibrated)

$ 24.79

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1.57ct Multicolor Black Opal, Square, Opaque

1.57ct Multicolor Black Opal, Square, Opaque

8 x 8 mm (calibrated)

$ 39.67

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1.43ct Multicolor Black Opal, Oval, Translucent

1.43ct Multicolor Black Opal, Oval, Translucent

9.4 x 7.3 mm

$ 35.61

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0.46ct Multicolor Opal, Oval, Opaque

0.46ct Multicolor Opal, Oval, Opaque

6.8 x 5.3 mm

$ 13.74

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0.56ct Multicolor Opal, Oval, Opaque

0.56ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 16.73

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0.99ctw Multicolor Opal, Oval, Transparent

0.99ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 246.51

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0.86ct Multicolor Black Opal, Oval, Translucent

0.86ct Multicolor Black Opal, Oval, Translucent

9 x 6 mm (calibrated)

$ 21.41

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

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

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate

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

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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