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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
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
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
1.21ct Multicolor Opal, Oval, Transparent/Translucent

1.21ct Multicolor Opal, Oval, Transparent/Translucent

9.4 x 6.6 mm

$ 53.03

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2.50ct Multicolor Black Opal, Sphere / Ball, Opaque

2.50ct Multicolor Black Opal, Sphere / Ball, Opaque

8 mm (calibrated)

$ 74.70

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1.47ct Multicolor Black Opal, Round, Opaque

1.47ct Multicolor Black Opal, Round, Opaque

8.5 mm (calibrated)

$ 42.70

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1.54ct Multicolor Opal, Oval, Transparent

1.54ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 38.35

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0.60ct Multicolor Opal, Pear Shape, Transparent

0.60ct Multicolor Opal, Pear Shape, Transparent

8 x 5.2 mm

$ 15.00

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0.61ct Multicolor Opal, Oval, Opaque

0.61ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 18.23

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1.45ct Multicolor Black Opal, Oval, Opaque

1.45ct Multicolor Black Opal, Oval, Opaque

10.4 x 7.3 mm

$ 37.18

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9.26ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (628032)

9.26ct Multicolor Boulder Opal, Fancy, Opaque

21.4 x 15.4 mm

$ 64.56

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1.15ct Multicolor Black Opal, Pear Shape, Translucent

1.15ct Multicolor Black Opal, Pear Shape, Translucent

10 x 7 mm (calibrated)

$ 28.93

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0.48ct Multicolor Opal, Oval, Opaque

0.48ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 14.34

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36.09ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (321930)

36.09ct Multicolor Boulder Opal, Oval, Opaque

29.8 x 18.5 mm

$ 276.78

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12.72ct Multicolor Boulder Opal, Cushion, Opaque

12.72ct Multicolor Boulder Opal, Cushion, Opaque

24.2 x 9.7 mm

$ 63.35

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1.22ct Multicolor Opal, Oval, Transparent

1.22ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 25.32

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1.29ct Multicolor Opal, Pear Shape, Transparent

1.29ct Multicolor Opal, Pear Shape, Transparent

12.2 x 7.4 mm

$ 60.77

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3.74ct Multicolor Black Opal, Trillion, Opaque

3.74ct Multicolor Black Opal, Trillion, Opaque

14 x 14 mm (calibrated)

$ 111.75

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1.62ctw Multicolor Opal, Oval, Transparent

1.62ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 33.33

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3.88ctw Multicolor Black Opal, Oval, Translucent

3.88ctw Multicolor Black Opal, Oval, Translucent

11.3 x 8.3 mm

$ 97.57

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2.64ct Multicolor Black Opal, Oval, Opaque

2.64ct Multicolor Black Opal, Oval, Opaque

14.6 x 9.1 mm

$ 109.56

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1.09ct Multicolor Opal, Oval, Translucent

1.09ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 50.16

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0.69ct Multicolor Opal, Oval, Opaque

0.69ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 20.62

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5.28ct Multicolor Boulder Opal, Trillion, Translucent
Boulder Opal Product Video (630675)

5.28ct Multicolor Boulder Opal, Trillion, Translucent

17.3 x 15.9 mm

$ 36.81

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1.20ct Multicolor Opal, Oval, Opaque

1.20ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.44

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3.11ct Multicolor Black Opal, Cushion, Opaque

3.11ct Multicolor Black Opal, Cushion, Opaque

12 x 8 mm (calibrated)

$ 90.60

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1.19ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548534)

1.19ctw Multicolor Opal, Oval, Transparent

6.9 x 5.2 mm

$ 296.31

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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 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

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 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
→ View All GemSelect Reviews on Bizrate
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