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Opal Gemstones

Discover natural opal gemstones known for their unique play-of-color and endless variety.

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
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3.05ct Multicolor Opal, Marquise, Translucent

20.8 x 8.2 mm

$ 81.18

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1.09ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 39.24

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0.95ct Multicolor Opal, Oval, Transparent

8.8 x 6.7 mm

$ 36.00

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1.25ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 37.50

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20.13ct Multicolor Boulder Opal, Fancy, Opaque

28.4 x 17.1 mm

$ 132.86

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1.61ct Multicolor Opal, Oval, Transparent

10.7 x 7.8 mm

$ 48.30

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25.50ct Medium Green Cat's Eye Opal, Oval, Opaque

23.3 x 19.8 mm

$ 76.50

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0.77ct Multicolor Black Opal, Emerald Cut, Opaque

8.2 x 6.4 mm

$ 23.79

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0.73ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.90

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1.36ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 39.05

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1.44ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 43.20

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9.45ct Multicolor Black Opal, Pear Shape, Opaque

19.5 x 13.2 mm

$ 472.50

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1.76ct Multicolor White Opal, Oval, Transparent

12.3 x 8.7 mm

$ 52.80

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1.20ct Multicolor Opal, Pear Shape, Transparent

9.5 x 6.8 mm

$ 36.00

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3.96ct Multicolor Opal, Oval, Translucent

13 x 9 mm (calibrated)

$ 105.40

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0.72ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 25.92

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1.16ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 41.76

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1.21ct Multicolor Opal, Oval, Transparent/Translucent

9.4 x 6.6 mm

$ 63.89

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0.63ct Medium Orange Fire Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 21.62

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0.63ct Bright Orange Fire Opal, Oval, Transparent

7.8 x 5.7 mm

$ 26.46

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1.22ct Multicolor Opal, Oval, Transparent

8.7 x 6.7 mm

$ 36.37

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1.04ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 39.42

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0.76ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 22.80

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1.16ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 41.76

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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

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
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 -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate
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