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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
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
0.84ct Multicolor Chocolate Opal, Oval, Opaque

0.84ct Multicolor Chocolate Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 25.10

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1.10ct Multicolor Opal, Oval, Opaque

1.10ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 32.87

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2.31ctw Multicolor Black Opal, Oval, Translucent

2.31ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 75.93

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0.81ct Multicolor Opal, Pear Shape, Transparent

0.81ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 20.17

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27.02ct Green Opal, Cushion, Opaque

27.02ct Green Opal, Cushion, Opaque

23.8 x 19.8 mm

$ 62.69

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1.21ct Multicolor Opal, Oval, Opaque

1.21ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 36.15

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0.34ct Brown Chocolate Opal, Oval, Transparent

0.34ct Brown Chocolate Opal, Oval, Transparent

6.6 x 4.8 mm

$ 10.16

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27.89ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718639)

27.89ct Multicolor Boulder Opal, Fancy, Opaque

25.7 x 23.1 mm

$ 138.89

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5.23ctw Multicolor Black Opal, Oval, Translucent

5.23ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 119.93

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1.88ct Multicolor Opal, Oval, Opaque

1.88ct Multicolor Opal, Oval, Opaque

12 x 8 mm (calibrated)

$ 56.17

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1.07ct Multicolor Opal, Oval, Transparent

1.07ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 33.66

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2.21ct Multicolor Opal, Fancy, Translucent

2.21ct Multicolor Opal, Fancy, Translucent

8 x 8 mm (calibrated)

$ 61.64

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1.35ct Multicolor Opal, Oval, Opaque

1.35ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 44.37

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1.34ct Multicolor Opal, Oval, Opaque

1.34ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 40.04

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1.42ct Multicolor Opal, Marquise, Translucent

1.42ct Multicolor Opal, Marquise, Translucent

11.9 x 5.9 mm

$ 49.50

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0.28ct Multicolor Opal, Oval, Opaque

0.28ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 8.37

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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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1.32ct Multicolor Opal, Oval, Opaque

1.32ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 39.44

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11.06ct Multicolor Black Opal, Round, Opaque
Black Opal Product Video (745523)

11.06ct Multicolor Black Opal, Round, Opaque

15 mm (calibrated)

$ 458.99

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19.05ct Multicolor Opal, Oval, Opaque

19.05ct Multicolor Opal, Oval, Opaque

23.6 x 15.6 mm

$ 56.92

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10.43ct Multicolor Boulder Opal, Pear Shape, Opaque

10.43ct Multicolor Boulder Opal, Pear Shape, Opaque

20.1 x 13.6 mm

$ 79.99

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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

9 x 7 mm (calibrated)

$ 42.89

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4.13ct Multicolor Black Opal, Oval, Opaque

4.13ct Multicolor Black Opal, Oval, Opaque

12.8 x 10.5 mm

$ 171.40

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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

No problems. I had a minor address issue in the past and someone got back to me very quickly and we resolved the issue satisfactorily. I appreciated the quick, concerned response. So important when buyer/seller are so far apart in distance. Thank you Gem Select. Keep up the good work!

Posted By Orphanboy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 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

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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