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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
2.19ctw Orange Fire Opal, Oval, Transparent

2.19ctw Orange Fire Opal, Oval, Transparent

9.9 x 7.4 mm

$ 76.34

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4.97ct Multicolor Opal, Oval, Translucent

4.97ct Multicolor Opal, Oval, Translucent

13 x 11 mm (calibrated)

$ 123.75

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13.15ct Multicolor Opal, Oval, Opaque
Opal Product Video (752468)

13.15ct Multicolor Opal, Oval, Opaque

18.8 x 15.7 mm

$ 327.44

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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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0.80ct Orange Fire Opal, Oval, Translucent

0.80ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 18.26

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1.05ct Multicolor Opal, Oval, Opaque

1.05ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 31.37

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12.38ct Multicolor Boulder Opal, Fancy, Translucent

12.38ct Multicolor Boulder Opal, Fancy, Translucent

25 x 18 mm (calibrated)

$ 61.65

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1.08ct Multicolor Opal, Oval, Opaque

1.08ct Multicolor Opal, Oval, Opaque

10.6 x 7.1 mm

$ 32.27

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3.27ctw Multicolor Opal, Square, Transparent

3.27ctw Multicolor Opal, Square, Transparent

4 x 3.8 mm

$ 23.22

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1.55ct Multicolor Black Opal, Oval, Translucent

1.55ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 38.60

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2.02ct Multicolor Opal, Oval, Translucent

2.02ct Multicolor Opal, Oval, Translucent

11 x 9 mm (calibrated)

$ 50.96

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1.93ct Multicolor Opal, Oval, Opaque

1.93ct Multicolor Opal, Oval, Opaque

13 x 9 mm (calibrated)

$ 48.70

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64.32ct Multicolor Boulder Opal, Fancy, Opaque
Boulder Opal Product Video (718607)

64.32ct Multicolor Boulder Opal, Fancy, Opaque

42.5 x 26.1 mm

$ 320.31

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1.15ct Multicolor Opal, Oval, Opaque

1.15ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 34.36

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1.42ctw Multicolor Opal, Oval, Transparent

1.42ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 56.57

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1.30ct Multicolor Opal, Oval, Translucent

1.30ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 56.97

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1.43ct Multicolor Opal, Oval, Transparent

1.43ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 34.37

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1.17ctw Multicolor Opal Doublet, Pear Shape, Opaque

1.17ctw Multicolor Opal Doublet, Pear Shape, Opaque

8.2 x 5.2 mm

$ 34.75

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1.06ct Multicolor Opal, Oval, Opaque

1.06ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 31.67

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27.91ct Multicolor Opal, Pear Shape, Opaque

27.91ct Multicolor Opal, Pear Shape, Opaque

30 x 22 mm (calibrated)

$ 83.40

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8.61ct Multicolor Black Opal, Oval, Opaque

8.61ct Multicolor Black Opal, Oval, Opaque

19.2 x 12.9 mm

$ 357.32

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13.11ct Multicolor Black Opal, Oval, Opaque

13.11ct Multicolor Black Opal, Oval, Opaque

22.8 x 17 mm

$ 544.07

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2.99ct Multicolor Boulder Opal, Fancy, Opaque

2.99ct Multicolor Boulder Opal, Fancy, Opaque

14.7 x 6.7 mm

$ 12.41

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1.05ct Multicolor Opal, Oval, Transparent

1.05ct Multicolor Opal, Oval, Transparent

9.3 x 7.3 mm

$ 26.15

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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 -> 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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Everything was good, the purchase was what I expected and what they show is what you get.

Posted By Mr. in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate
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