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Home Gemstones Opal

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
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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1.35ct Multicolor Black Opal, Oval, Translucent

11 x 9 mm (calibrated)

$ 28.01

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1.54ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 46.02

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2.74ct Multicolor Black Opal, Oval, Transparent

11.7 x 8.8 mm

$ 90.97

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3.48ct Multicolor Opal, Oval, Transparent

13.3 x 10.3 mm

$ 87.49

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1.89ct Multicolor Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 47.06

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0.58ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 15.89

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1.80ct Multicolor Opal, Marquise, Opaque

15.2 x 7.3 mm

$ 59.16

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3.27ct Multicolor Opal, Cushion, Transparent

15.7 x 7.3 mm

$ 82.20

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18.42ct Multicolor Boulder Opal, Fancy, Opaque

22.4 x 14.5 mm

$ 91.73

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11.73ct Multicolor Boulder Opal, Round, Translucent

19 mm (calibrated)

$ 81.78

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1.09ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 32.57

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1.28ct Orange Fire Opal, Oval, Transparent

9.5 x 7 mm

$ 44.62

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21.61ct Multicolor Opal, Oval, Opaque

7 x 17.3 mm

$ 64.57

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0.61ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 16.72

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14.40ct Multicolor Boulder Opal, Cushion, Translucent

18.4 x 16.2 mm

$ 100.40

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0.67ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 20.02

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3.57ct Multicolor Opal, Oval, Transparent

15.4 x 9.6 mm

$ 89.75

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0.74ct Orange Fire Opal, Oval, Transparent

8.2 x 5.6 mm

$ 25.80

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1.85ct Multicolor Opal, Fancy, Translucent

11.4 x 7.6 mm

$ 51.59

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1.51ct Multicolor Chocolate Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 49.63

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1.00ct Orange Fire Opal, Oval, Transparent

9.1 x 6.7 mm

$ 34.86

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0.77ct Multicolor Opal, Fancy, Opaque

6.2 x 5.7 mm

$ 21.47

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1.11ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 33.17

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0.64ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 19.12

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 -> 10 star ratings

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and functional

Posted By Dessa in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate
Enlarged Gemstone Image