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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
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
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1.89ct Multicolor Opal, Oval, Transparent

1.89ct Multicolor Opal, Oval, Transparent

11 x 9 mm (calibrated)

$ 56.70

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0.60ct Multicolor Opal, Pear Shape, Transparent

0.60ct Multicolor Opal, Pear Shape, Transparent

8 x 5.2 mm

$ 18.07

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1.26ct Multicolor Chocolate Opal, Oval, Translucent

1.26ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 49.90

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1.39ctw Multicolor Opal, Oval, Opaque

1.39ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 55.04

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0.42ct Multicolor Opal, Oval, Opaque

0.42ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.12

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8.42ct Multicolor Boulder Opal, Oval, Opaque

8.42ct Multicolor Boulder Opal, Oval, Opaque

18.8 x 13.8 mm

$ 70.73

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1.85ct Multicolor Opal, Oval, Translucent

1.85ct Multicolor Opal, Oval, Translucent

11.1 x 8.5 mm

$ 55.50

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2.05ct Multicolor Opal, Fancy, Translucent

2.05ct Multicolor Opal, Fancy, Translucent

11.2 x 7.1 mm

$ 68.88

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0.89ct Multicolor Black Opal, Emerald Cut, Opaque

0.89ct Multicolor Black Opal, Emerald Cut, Opaque

9 x 6 mm (calibrated)

$ 27.49

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1.93ct Multicolor Opal, Fancy, Translucent

1.93ct Multicolor Opal, Fancy, Translucent

12 x 7.1 mm

$ 64.85

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14.46ct Multicolor Boulder Opal, Pear Shape, Opaque
Boulder Opal Product Video (521760)

14.46ct Multicolor Boulder Opal, Pear Shape, Opaque

23.6 x 13 mm

$ 95.44

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2.65ct Multicolor Black Opal, Pear Shape, Opaque

2.65ct Multicolor Black Opal, Pear Shape, Opaque

14 x 10 mm (calibrated)

$ 132.50

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1.07ct Multicolor Opal, Oval, Transparent

1.07ct Multicolor Opal, Oval, Transparent

9.9 x 6.6 mm

$ 32.10

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0.81ct Multicolor Opal, Oval, Opaque

0.81ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 29.16

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2.30ctw Multicolor Black Opal, Oval, Translucent

2.30ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 57.77

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1.54ctw Multicolor Opal, Oval, Transparent

1.54ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 81.31

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0.40ct Multicolor Opal, Pear Shape, Transparent

0.40ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 12.00

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3.19ctw Multicolor Blue Green Opal Doublet, Pear Shape, Opaque

3.19ctw Multicolor Blue Green Opal Doublet, Pear Shape, Opaque

13.3 x 6.7 mm

$ 114.17

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1.32ctw Multicolor Black Opal, Oval, Translucent

1.32ctw Multicolor Black Opal, Oval, Translucent

6.3 x 4.3 mm

$ 52.27

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5.77ct Multicolor Boulder Opal, Fancy, Translucent

5.77ct Multicolor Boulder Opal, Fancy, Translucent

18.1 x 11.1 mm

$ 34.62

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0.49ct Multicolor Opal, Pear Shape, Transparent

0.49ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 14.70

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1.24ct Multicolor Opal, Oval, Opaque

1.24ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 44.64

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2.10ct Multicolor Black Opal, Oval, Translucent

2.10ct Multicolor Black Opal, Oval, Translucent

12.9 x 7.8 mm

$ 63.00

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1.16ct Multicolor Opal, Oval, Transparent

1.16ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 34.80

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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

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
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 -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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