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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
11.76ct Multicolor Black Opal, Pear Shape, Opaque
Black Opal Product Video (748546)

11.76ct Multicolor Black Opal, Pear Shape, Opaque

22.5 x 15 mm

$ 488.04

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1.70ct Multicolor Opal, Oval, Transparent

1.70ct Multicolor Opal, Oval, Transparent

11.6 x 8.8 mm

$ 42.33

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3.01ct Multicolor Opal, Pear Shape, Transparent

3.01ct Multicolor Opal, Pear Shape, Transparent

14.7 x 10.4 mm

$ 134.91

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6.10ct Multicolor Boulder Opal, Pear Shape, Opaque

6.10ct Multicolor Boulder Opal, Pear Shape, Opaque

19.2 x 11.8 mm

$ 42.53

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2.96ct White Opal, Oval, Translucent

2.96ct White Opal, Oval, Translucent

12.3 x 9.2 mm

$ 73.70

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13.37ct Multicolor Opal, Oval, Transparent
Opal Product Video (752459)

13.37ct Multicolor Opal, Oval, Transparent

21.6 x 12.7 mm

$ 332.91

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0.75ct Multicolor Opal, Oval, Opaque

0.75ct Multicolor Opal, Oval, Opaque

8 x 5.5 mm

$ 20.55

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6.21ct Yellow Cat'S Eye Opal, Oval, Translucent

6.21ct Yellow Cat'S Eye Opal, Oval, Translucent

13.6 x 10.6 mm

$ 27.21

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1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 69.68

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1.76ct Multicolor Black Opal, Oval, Opaque

1.76ct Multicolor Black Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 45.13

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9.47ct Multicolor Fire Opal, Marquise, Opaque
Fire Opal Product Video (757899)

9.47ct Multicolor Fire Opal, Marquise, Opaque

19.2 x 10.5 mm

$ 47.35

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2.05ct Multicolor Opal, Oval, Translucent

2.05ct Multicolor Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 51.73

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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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3.00ct Green Opal, Cushion, Opaque

3.00ct Green Opal, Cushion, Opaque

10 x 10 mm (calibrated)

$ 6.96

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10.10ct Multicolor Black Opal, Pear Shape, Opaque

10.10ct Multicolor Black Opal, Pear Shape, Opaque

22 x 11.9 mm

$ 419.15

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0.42ct Multicolor Opal, Oval, Opaque

0.42ct Multicolor Opal, Oval, Opaque

7.1 x 5.2 mm

$ 12.55

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22.35ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (678881)

22.35ct Multicolor Boulder Opal, Fancy, Opaque

25.9 x 22 mm

$ 111.30

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1.75ct Multicolor Black Opal, Pear Shape, Opaque

1.75ct Multicolor Black Opal, Pear Shape, Opaque

12 x 8.4 mm

$ 72.63

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1.19ct Green Opal, Oval, Opaque

1.19ct Green Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 35.56

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0.87ct Multicolor Opal, Oval, Opaque

0.87ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.00

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0.53ct Multicolor Opal, Oval, Opaque

0.53ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.84

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0.77ct Multicolor Opal, Pear Shape, Transparent

0.77ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 19.17

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9.91ct Multicolor Boulder Opal, Fancy, Opaque

9.91ct Multicolor Boulder Opal, Fancy, Opaque

16.1 x 13.4 mm

$ 41.13

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1.54ct White Opal, Oval, Transparent

1.54ct White Opal, Oval, Transparent

9.1 x 7.4 mm

$ 31.96

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

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

Posted By Meyeusername in March, 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 -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

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