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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
0.94ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548002)

0.94ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 257.47

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12.62ct Multicolor Boulder Opal, Cushion, Opaque
Boulder Opal Product Video (679239)

12.62ct Multicolor Boulder Opal, Cushion, Opaque

14 x 14 mm (calibrated)

$ 62.85

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1.01ct Multicolor Opal, Marquise, Transparent

1.01ct Multicolor Opal, Marquise, Transparent

12.2 x 6 mm

$ 38.74

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1.27ct Multicolor Opal, Oval, Opaque

1.27ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 37.95

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1.14ct Multicolor Opal, Oval, Opaque

1.14ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 34.06

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0.88ct Multicolor Chocolate Opal, Oval, Opaque

0.88ct Multicolor Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.29

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3.38ct Multicolor Black Opal, Cushion, Opaque

3.38ct Multicolor Black Opal, Cushion, Opaque

13.9 x 7.9 mm

$ 100.99

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1.16ct Multicolor Opal, Fancy, Translucent

1.16ct Multicolor Opal, Fancy, Translucent

9.4 x 7.8 mm

$ 26.96

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1.68ct Multicolor Opal, Oval, Transparent

1.68ct Multicolor Opal, Oval, Transparent

10.6 x 8.2 mm

$ 41.83

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1.81ctw Multicolor Opal, Oval, Transparent

1.81ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 79.32

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0.97ct Multicolor Opal, Oval, Opaque

0.97ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 26.57

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7.58ct Multicolor Boulder Opal, Fancy, Opaque

7.58ct Multicolor Boulder Opal, Fancy, Opaque

18 x 9.2 mm

$ 37.75

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1.26ct Multicolor Black Opal, Cushion, Opaque

1.26ct Multicolor Black Opal, Cushion, Opaque

9 x 7 mm (calibrated)

$ 36.60

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1.58ct Multicolor Opal, Pear Shape, Translucent

1.58ct Multicolor Opal, Pear Shape, Translucent

9.9 x 7.6 mm

$ 34.62

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2.05ct Multicolor Opal, Fancy, Translucent

2.05ct Multicolor Opal, Fancy, Translucent

11.2 x 7.1 mm

$ 57.17

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0.99ct Multicolor Black Opal, Emerald Cut, Opaque

0.99ct Multicolor Black Opal, Emerald Cut, Opaque

8.5 x 5.9 mm

$ 25.38

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20.13ct Multicolor Boulder Opal, Fancy, Opaque

20.13ct Multicolor Boulder Opal, Fancy, Opaque

28.4 x 17.1 mm

$ 110.27

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9.37ct Multicolor Boulder Opal, Pear Shape, Opaque

9.37ct Multicolor Boulder Opal, Pear Shape, Opaque

24.7 x 11.8 mm

$ 38.89

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1.40ct Multicolor Opal, Oval, Opaque

1.40ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 41.83

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1.24ct Multicolor Opal, Oval, Translucent

1.24ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 33.96

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8.39ctw Multicolor Opal, Round, Translucent
Opal Product Video (466386)

8.39ctw Multicolor Opal, Round, Translucent

8 mm (calibrated)

$ 257.37

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2.89ctw Multicolor Opal, Oval, Transparent

2.89ctw Multicolor Opal, Oval, Transparent

10.6 x 7.9 mm

$ 72.67

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1.60ctw Multicolor Opal, Oval, Opaque

1.60ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 47.81

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2.75ct Multicolor Black Opal, Oval, Translucent

2.75ct Multicolor Black Opal, Oval, Translucent

12.4 x 9.1 mm

$ 68.48

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

IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.

Posted By YE in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 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 -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Web site is very simple to navigate Selection is terrific

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