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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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1.14ct Multicolor Opal, Oval, Opaque

1.14ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 41.04

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4.45ct Multicolor Black Opal, Sphere / Ball, Opaque

4.45ct Multicolor Black Opal, Sphere / Ball, Opaque

10 mm (calibrated)

$ 160.20

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2.25ct Multicolor Opal, Fancy, Translucent

2.25ct Multicolor Opal, Fancy, Translucent

9.9 x 8.9 mm

$ 75.60

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7.32ct Multicolor Boulder Opal, Oval, Opaque

7.32ct Multicolor Boulder Opal, Oval, Opaque

14.4 x 10.5 mm

$ 43.92

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1.55ct Multicolor Black Opal, Oval, Translucent

1.55ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 46.50

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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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1.72ct Multicolor Opal, Oval, Transparent

1.72ct Multicolor Opal, Oval, Transparent

10.5 x 8.1 mm

$ 51.60

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1.69ct Multicolor White Opal, Oval, Transparent

1.69ct Multicolor White Opal, Oval, Transparent

11.3 x 8.5 mm

$ 50.70

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1.39ct Multicolor Opal, Oval, Opaque

1.39ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 50.04

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0.64ct Multicolor Opal, Oval, Opaque

0.64ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 23.04

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0.99ct Multicolor Opal Doublet, Oval, Opaque

0.99ct Multicolor Opal Doublet, Oval, Opaque

9 x 6 mm (calibrated)

$ 41.64

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1.70ct Multicolor Opal, Oval, Transparent

1.70ct Multicolor Opal, Oval, Transparent

11.1 x 8.3 mm

$ 51.00

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9.98ct Multicolor Boulder Opal, Pear Shape, Opaque

9.98ct Multicolor Boulder Opal, Pear Shape, Opaque

21.9 x 14 mm

$ 59.88

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0.74ct Multicolor Opal, Oval, Transparent

0.74ct Multicolor Opal, Oval, Transparent

7.2 x 5.8 mm

$ 22.20

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0.75ct Medium Orange Fire Opal, Oval, Translucent

0.75ct Medium Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 22.50

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1.26ct Multicolor Opal, Oval, Transparent

1.26ct Multicolor Opal, Oval, Transparent

11.2 x 7.4 mm

$ 38.18

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13.46ct Multicolor Boulder Opal, Cushion, Opaque

13.46ct Multicolor Boulder Opal, Cushion, Opaque

14.7 x 12.1 mm

$ 88.84

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1.51ct Multicolor Opal, Oval, Transparent

1.51ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 70.48

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2.42ct Multicolor Black Opal, Oval, Transparent

2.42ct Multicolor Black Opal, Oval, Transparent

12 x 8 mm (calibrated)

$ 96.80

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1.12ct Multicolor Opal, Pear Shape, Transparent

1.12ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 33.60

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13.64ct Multicolor Boulder Opal, Fancy, Opaque

13.64ct Multicolor Boulder Opal, Fancy, Opaque

20 x 15 mm (calibrated)

$ 81.84

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3.00ct Multicolor Black Opal, Trillion, Transparent

3.00ct Multicolor Black Opal, Trillion, Transparent

11.9 x 10.9 mm

$ 105.30

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0.44ct Multicolor Opal, Pear Shape, Opaque

0.44ct Multicolor Opal, Pear Shape, Opaque

9.1 x 5.7 mm

$ 14.52

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1.62ct Medium Orange Fire Opal, Oval, Transparent

1.62ct Medium Orange Fire Opal, Oval, Transparent

9 x 7.4 mm

$ 69.35

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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

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

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 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

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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