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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 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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27.72ct Multicolor Boulder Opal, Fancy, Opaque

31.7 x 14.7 mm

$ 138.05

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21.84ct Green Opal, Oval, Opaque

22.2 x 14.9 mm

$ 50.67

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1.27ct Brown Chocolate Opal, Oval, Translucent

10 x 7.5 mm

$ 37.95

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1.32ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 39.44

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2.21ct Multicolor Black Opal, Oval, Translucent

14 x 9 mm (calibrated)

$ 45.86

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24.54ct Multicolor Opal, Pear Shape, Transparent

22.5 x 18.4 mm

$ 1,222.09

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7.30ct Multicolor Black Opal, Pear Shape, Opaque

19 x 12.5 mm

$ 302.95

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1.49ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 44.52

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0.83ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 18.95

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1.19ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 35.56

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1.44ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 35.86

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1.75ct Multicolor Black Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 43.58

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3.78ct Multicolor Black Opal, Pear Shape, Opaque

15 x 10 mm (calibrated)

$ 156.87

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1.50ct Multicolor Opal, Oval, Transparent

10.4 x 7.4 mm

$ 37.35

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0.39ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 11.65

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0.88ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 28.93

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5.95ct Yellow Opal, Oval, Opaque

14 x 9 mm (calibrated)

$ 29.75

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2.50ct Multicolor Opal, Pear Shape, Transparent

15.8 x 10.2 mm

$ 112.05

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1.48ct Multicolor Opal, Oval, Translucent

9.4 x 7.6 mm

$ 36.85

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0.96ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 42.07

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0.64ct Orange Fire Opal, Round, Transparent

6 mm (calibrated)

$ 22.31

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1.82ct Multicolor Boulder Opal, Oval, Opaque

10.6 x 8 mm

$ 7.55

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0.75ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 18.68

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7.49ct Green Opal, Oval, Opaque

14.8 x 13.1 mm

$ 17.38

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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

overall great

Posted By SR in April, 2026
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It was great

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Web site is very simple to navigate Selection is terrific

Posted By ToRa.62 in April, 2026
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Overall Rating -> 10 star ratings

good navigation and simple interface.

Posted By Dave in April, 2026
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Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
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Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
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