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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
Clear All
22.77ct Multicolor Opal, Oval, Transparent
Opal Product Video (746946)

22.77ct Multicolor Opal, Oval, Transparent

25.9 x 18.6 mm

$ 1,366.20

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2.40ctw Multicolor Black Opal, Oval, Opaque

2.40ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 95.04

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0.43ct Multicolor Opal, Oval, Opaque

0.43ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.48

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0.98ct Multicolor Opal, Oval, Opaque

0.98ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 35.28

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42.66ct Multicolor Boulder Opal, Cushion, Opaque
Boulder Opal Product Video (678879)

42.66ct Multicolor Boulder Opal, Cushion, Opaque

23.8 x 21.8 mm

$ 255.96

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1.34ct Multicolor Opal, Oval, Opaque

1.34ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 48.24

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2.53ctw Multicolor Black Opal, Oval, Opaque

2.53ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 100.19

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3.88ctw Multicolor Black Opal, Oval, Translucent

3.88ctw Multicolor Black Opal, Oval, Translucent

11.3 x 8.3 mm

$ 117.56

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1.25ct Multicolor Opal, Cushion, Transparent

1.25ct Multicolor Opal, Cushion, Transparent

12.3 x 5.9 mm

$ 56.25

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2.16ct Multicolor Opal, Oval, Opaque

2.16ct Multicolor Opal, Oval, Opaque

12.5 x 8 mm

$ 77.76

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3.48ct Multicolor Black Opal, Pear Shape, Translucent

3.48ct Multicolor Black Opal, Pear Shape, Translucent

15.3 x 11.2 mm

$ 122.15

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1.16ct Multicolor Opal, Oval, Translucent

1.16ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 35.14

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2.69ctw Multicolor Opal, Oval, Opaque

2.69ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 96.84

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2.95ct Multicolor Opal, Oval, Transparent

2.95ct Multicolor Opal, Oval, Transparent

14 x 9 mm (calibrated)

$ 88.50

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2.89ct Multicolor Black Opal, Pear Shape, Opaque

2.89ct Multicolor Black Opal, Pear Shape, Opaque

14.2 x 9.6 mm

$ 144.50

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1.16ct Multicolor Black Opal, Oval, Opaque

1.16ct Multicolor Black Opal, Oval, Opaque

9.5 x 7.2 mm

$ 35.83

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8.57ct Multicolor Black Opal, Round, Opaque
Black Opal Product Video (745522)

8.57ct Multicolor Black Opal, Round, Opaque

14 mm (calibrated)

$ 428.50

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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

$ 144.18

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1.12ctw Multicolor Opal, Oval, Translucent
Opal Product Video (548532)

1.12ctw Multicolor Opal, Oval, Translucent

6.9 x 4.8 mm

$ 336.00

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3.34ct Multicolor Opal, Oval, Transparent

3.34ct Multicolor Opal, Oval, Transparent

12.9 x 8.3 mm

$ 180.36

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1.96ct Multicolor Opal, Oval, Transparent/Translucent

1.96ct Multicolor Opal, Oval, Transparent/Translucent

10 x 8 mm (calibrated)

$ 103.49

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3.05ct Multicolor Opal, Marquise, Translucent

3.05ct Multicolor Opal, Marquise, Translucent

20.8 x 8.2 mm

$ 81.18

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1.97ctw Multicolor Opal, Oval, Transparent

1.97ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 104.02

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1.09ct Multicolor Opal, Oval, Opaque

1.09ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.24

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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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 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

Overall Rating -> 10 star ratings

The stones are very nice.

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