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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
15.82ct Multicolor Opal, Oval, Transparent
Opal Product Video (752455)

15.82ct Multicolor Opal, Oval, Transparent

22.4 x 17.6 mm

$ 393.92

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1.37ct Multicolor Black Opal, Oval, Opaque

1.37ct Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 36.02

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1.04ct Multicolor Opal, Oval, Opaque

1.04ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 31.08

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0.78ct Multicolor Opal, Fancy, Translucent

0.78ct Multicolor Opal, Fancy, Translucent

8.9 x 7.5 mm

$ 21.75

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1.28ctw Multicolor Black Opal, Oval, Translucent

1.28ctw Multicolor Black Opal, Oval, Translucent

6 x 4.2 mm

$ 42.07

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2.95ctw Multicolor Opal, Oval, Opaque

2.95ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 88.15

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5.12ctw Multicolor Opal, Round, Translucent

5.12ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 157.07

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20.92ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (300454)

20.92ct Multicolor Boulder Opal, Oval, Opaque

25.5 x 14.9 mm

$ 160.44

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3.69ct Multicolor Opal, Pear Shape, Translucent

3.69ct Multicolor Opal, Pear Shape, Translucent

12 x 12 mm (calibrated)

$ 91.88

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1.22ct Multicolor Opal, Oval, Translucent

1.22ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 40.10

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1.49ct Multicolor Black Opal, Marquise, Translucent

1.49ct Multicolor Black Opal, Marquise, Translucent

15.1 x 7.1 mm

$ 45.36

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7.69ct Multicolor Boulder Opal, Oval, Opaque

7.69ct Multicolor Boulder Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 53.62

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6.08ct Multicolor Boulder Opal, Oval, Opaque

6.08ct Multicolor Boulder Opal, Oval, Opaque

16.1 x 9.9 mm

$ 30.28

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2.67ct Multicolor Opal, Cushion, Transparent
Opal Product Video (691769)

2.67ct Multicolor Opal, Cushion, Transparent

15.6 x 9.4 mm

$ 119.67

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1.62ct Multicolor Opal, Oval, Opaque

1.62ct Multicolor Opal, Oval, Opaque

9.1 x 5.1 mm

$ 53.24

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4.41ct Multicolor Opal, Oval, Translucent

4.41ct Multicolor Opal, Oval, Translucent

18 x 13 mm (calibrated)

$ 97.42

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5.56ct Multicolor Boulder Opal, Fancy, Opaque

5.56ct Multicolor Boulder Opal, Fancy, Opaque

20.2 x 10 mm

$ 23.07

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0.48ct Multicolor Opal, Oval, Opaque

0.48ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 14.34

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18.73ct Multicolor Boulder Opal, Fancy, Opaque

18.73ct Multicolor Boulder Opal, Fancy, Opaque

23.5 x 20.1 mm

$ 102.60

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1.42ctw Multicolor Opal, Oval, Transparent

1.42ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 56.57

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1.43ct Multicolor Opal, Oval, Transparent

1.43ct Multicolor Opal, Oval, Transparent

11.2 x 8.5 mm

$ 35.61

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1.05ct Multicolor Opal, Fancy, Translucent

1.05ct Multicolor Opal, Fancy, Translucent

9 x 6 mm (calibrated)

$ 29.28

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3.98ct Multicolor Black Opal, Pear Shape, Opaque
Black Opal Product Video (744023)

3.98ct Multicolor Black Opal, Pear Shape, Opaque

14.7 x 9.1 mm

$ 165.17

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3.00ct Multicolor Black Opal, Trillion, Transparent

3.00ct Multicolor Black Opal, Trillion, Transparent

11.9 x 10.9 mm

$ 87.40

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

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

Absolutely love Gem Select. I always know the quality and accuracy of information and photos are top notch. Highly recommend!

Posted By Matthew K. in May, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

It was fine

Posted By Na in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 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
→ View All GemSelect Reviews on Bizrate
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