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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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1.46ct Multicolor Black Opal, Cushion, Opaque

1.46ct Multicolor Black Opal, Cushion, Opaque

9.4 x 7.4 mm

$ 45.10

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1.16ct Multicolor Opal, Oval, Opaque

1.16ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 41.76

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0.53ct Multicolor Opal, Pear Shape, Transparent

0.53ct Multicolor Opal, Pear Shape, Transparent

7.1 x 5.3 mm

$ 15.90

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1.18ctw Multicolor Opal, Oval, Opaque

1.18ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 46.73

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1.20ct Multicolor Opal, Oval, Translucent

1.20ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 45.48

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0.93ctw Multicolor Opal, Oval, Opaque

0.93ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 36.83

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1.71ct Multicolor Opal, Oval, Transparent

1.71ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 51.30

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1.66ct Multicolor Opal, Fancy, Opaque

1.66ct Multicolor Opal, Fancy, Opaque

9.9 x 7.7 mm

$ 55.78

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2.46ct Multicolor Opal, Oval, Opaque

2.46ct Multicolor Opal, Oval, Opaque

10.9 x 8 mm

$ 88.56

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4.55ct Multicolor Black Opal, Round, Opaque

4.55ct Multicolor Black Opal, Round, Opaque

12 mm (calibrated)

$ 163.80

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1.04ct Multicolor Opal, Oval, Opaque

1.04ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 37.44

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2.65ctw Multicolor Black Opal, Oval, Translucent

2.65ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 73.21

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5.08ct Multicolor Black Opal, Pear Shape, Translucent

5.08ct Multicolor Black Opal, Pear Shape, Translucent

14 x 10 mm (calibrated)

$ 182.88

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1.29ct Multicolor Opal, Oval, Translucent

1.29ct Multicolor Opal, Oval, Translucent

10.1 x 7.3 mm

$ 38.70

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1.71ct Multicolor Opal, Fancy, Translucent

1.71ct Multicolor Opal, Fancy, Translucent

12.2 x 8.8 mm

$ 57.46

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8.06ct Multicolor Boulder Opal, Oval, Opaque

8.06ct Multicolor Boulder Opal, Oval, Opaque

16.8 x 11.8 mm

$ 74.47

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0.88ct Multicolor Black Opal, Oval, Translucent

0.88ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 26.40

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13.14ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (248000)

13.14ct Multicolor Boulder Opal, Oval, Opaque

19.5 x 13.5 mm

$ 121.42

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0.48ct Multicolor Opal, Oval, Opaque

0.48ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 17.28

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1.85ct Multicolor Opal, Fancy, Translucent

1.85ct Multicolor Opal, Fancy, Translucent

11.4 x 7.6 mm

$ 62.16

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1.51ct Multicolor Opal, Oval, Transparent

1.51ct Multicolor Opal, Oval, Transparent

11.6 x 8.4 mm

$ 45.30

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0.60ct Multicolor Opal, Oval, Opaque

0.60ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.60

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1.24ct Multicolor Opal, Oval, Translucent

1.24ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 65.47

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2.05ct Multicolor Opal, Oval, Transparent

2.05ct Multicolor Opal, Oval, Transparent

12.3 x 9.1 mm

$ 62.11

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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

My whole experience is great.

Posted By Ghs in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 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

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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