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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
4.25ct Multicolor Opal, Oval, Transparent

4.25ct Multicolor Opal, Oval, Transparent

15.6 x 9.8 mm

$ 106.84

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1.43ctw Multicolor Opal, Oval, Transparent

1.43ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 62.67

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10.65ct Multicolor Boulder Opal, Fancy, Opaque

10.65ct Multicolor Boulder Opal, Fancy, Opaque

20.2 x 13.2 mm

$ 53.04

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4.57ct Multicolor Boulder Opal, Cushion, Opaque

4.57ct Multicolor Boulder Opal, Cushion, Opaque

18.9 x 9.1 mm

$ 18.97

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9.18ct Multicolor Boulder Opal, Cushion, Opaque

9.18ct Multicolor Boulder Opal, Cushion, Opaque

16.7 x 9.6 mm

$ 45.72

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1.24ct Multicolor Opal, Oval, Translucent

1.24ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 35.46

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1.00ct Orange Fire Opal, Oval, Transparent

1.00ct Orange Fire Opal, Oval, Transparent

9.1 x 6.7 mm

$ 34.86

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8.68ct Multicolor Boulder Opal, Fancy, Opaque

8.68ct Multicolor Boulder Opal, Fancy, Opaque

20 x 15 mm (calibrated)

$ 43.23

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1.67ct Multicolor Black Opal, Oval, Translucent

1.67ct Multicolor Black Opal, Oval, Translucent

12.3 x 8.7 mm

$ 41.58

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16.52ct Multicolor Boulder Opal, Cushion, Opaque

16.52ct Multicolor Boulder Opal, Cushion, Opaque

19 x 14.8 mm

$ 115.18

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1.65ct Multicolor Opal, Oval, Transparent

1.65ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 41.09

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33.93ct Multicolor Boulder Opal, Trillion, Opaque
Boulder Opal Product Video (371701)

33.93ct Multicolor Boulder Opal, Trillion, Opaque

26.7 x 21.3 mm

$ 223.57

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1.33ct Multicolor Opal, Pear Shape, Transparent

1.33ct Multicolor Opal, Pear Shape, Transparent

11 x 7.4 mm

$ 58.28

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1.54ct White Opal, Oval, Transparent

1.54ct White Opal, Oval, Transparent

9.1 x 7.4 mm

$ 31.96

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1.92ctw Multicolor Opal, Oval, Opaque

1.92ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 57.37

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15.09ct Multicolor Boulder Opal, Oval, Opaque

15.09ct Multicolor Boulder Opal, Oval, Opaque

18.5 x 14.6 mm

$ 105.21

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1.14ct Multicolor Opal, Oval, Opaque

1.14ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 34.06

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13.59ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (679223)

13.59ct Multicolor Boulder Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 67.68

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0.90ct Multicolor Opal, Fancy, Translucent

0.90ct Multicolor Opal, Fancy, Translucent

10 x 7 mm (calibrated)

$ 25.10

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3.50ct Multicolor Opal, Pear Shape, Transparent
Opal Product Video (691112)

3.50ct Multicolor Opal, Pear Shape, Transparent

16 x 10.1 mm

$ 156.87

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0.97ct Multicolor Opal, Oval, Opaque

0.97ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 26.57

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2.42ctw Multicolor Opal, Oval, Opaque

2.42ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 72.31

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0.42ct Multicolor Chocolate Opal, Oval, Translucent

0.42ct Multicolor Chocolate Opal, Oval, Translucent

7 x 5 mm (calibrated)

$ 12.55

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0.71ct Brown Chocolate Opal, Oval, Opaque

0.71ct Brown Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.21

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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

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Ita's a pretty good and simple way to find gems that youa're looking for amazing selection

Posted By Amman in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
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
→ View All GemSelect Reviews on Bizrate
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