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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
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
0.62ct Multicolor Opal, Oval, Opaque

0.62ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 18.53

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1.13ct Multicolor Chocolate Opal, Oval, Transparent

1.13ct Multicolor Chocolate Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 33.76

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0.49ct Multicolor Opal, Oval, Transparent

0.49ct Multicolor Opal, Oval, Transparent

6.3 x 4.4 mm

$ 12.20

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1.24ct Multicolor Opal, Oval, Transparent

1.24ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 35.46

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3.01ctw Multicolor Opal, Round, Translucent
Opal Product Video (477512)

3.01ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 70.27

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12.95ct Multicolor Boulder Opal, Oval, Opaque

12.95ct Multicolor Boulder Opal, Oval, Opaque

23.1 x 12.3 mm

$ 64.49

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1.17ct Multicolor Black Opal, Cushion, Opaque

1.17ct Multicolor Black Opal, Cushion, Opaque

10.3 x 6.4 mm

$ 30.00

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1.69ct White Opal, Oval, Transparent

1.69ct White Opal, Oval, Transparent

11.3 x 8.5 mm

$ 42.08

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1.40ct Multicolor Black Opal, Oval, Translucent

1.40ct Multicolor Black Opal, Oval, Translucent

10.4 x 7.4 mm

$ 35.21

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2.65ctw Multicolor Opal, Oval, Opaque
Opal Product Video (664529)

2.65ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 87.10

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1.32ct Multicolor Opal, Oval, Translucent

1.32ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 57.85

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19.30ct Multicolor Boulder Opal, Fancy, Translucent
Boulder Opal Product Video (524128)

19.30ct Multicolor Boulder Opal, Fancy, Translucent

25.4 x 21.2 mm

$ 105.73

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1.52ctw Multicolor Opal, Oval, Opaque

1.52ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 49.96

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3.41ct Multicolor Opal, Oval, Transparent

3.41ct Multicolor Opal, Oval, Transparent

14 x 9 mm (calibrated)

$ 84.91

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2.82ct Multicolor Opal, Oval, Transparent

2.82ct Multicolor Opal, Oval, Transparent

12.5 x 9.5 mm

$ 70.22

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16.59ct Multicolor Boulder Opal, Fancy, Opaque

16.59ct Multicolor Boulder Opal, Fancy, Opaque

29.3 x 14.7 mm

$ 82.62

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0.98ct Multicolor Opal, Oval, Opaque

0.98ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 29.28

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11.03ct Multicolor Black Opal, Oval, Opaque

11.03ct Multicolor Black Opal, Oval, Opaque

20.4 x 13.9 mm

$ 457.75

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3.46ct Multicolor Black Opal, Pear Shape, Opaque

3.46ct Multicolor Black Opal, Pear Shape, Opaque

15.2 x 11 mm

$ 100.80

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15.73ct Multicolor Boulder Opal, Pear Shape, Opaque

15.73ct Multicolor Boulder Opal, Pear Shape, Opaque

36.4 x 16.2 mm

$ 78.34

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1.30ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548155)

1.30ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 323.70

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0.95ct Multicolor Opal, Oval, Opaque

0.95ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 28.39

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6.90ct Multicolor Boulder Opal, Pear Shape, Opaque

6.90ct Multicolor Boulder Opal, Pear Shape, Opaque

19 x 8.7 mm

$ 48.11

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0.96ct Multicolor Opal, Pear Shape, Transparent

0.96ct Multicolor Opal, Pear Shape, Transparent

9.8 x 6.7 mm

$ 24.00

View Gem

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 -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I wanted very easily!

Posted By Lenny in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate
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