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Home › Gemstones › Opal

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
0.79ct Multicolor Opal, Oval, Transparent

0.79ct Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 37.22

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1.14ct Multicolor Opal, Oval, Translucent

1.14ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 28.39

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1.21ct Multicolor Opal, Oval, Transparent

1.21ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 54.23

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1.27ct Multicolor Black Opal, Trillion, Opaque

1.27ct Multicolor Black Opal, Trillion, Opaque

9.7 x 9 mm

$ 32.09

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2.49ct Multicolor Opal, Oval, Opaque

2.49ct Multicolor Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 74.40

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3.09ct Multicolor Black Opal, Oval, Transparent

3.09ct Multicolor Black Opal, Oval, Transparent

15.2 x 11.4 mm

$ 90.02

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1.78ct Multicolor Opal, Oval, Opaque

1.78ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 58.51

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6.20ct Green Opal, Oval, Opaque

6.20ct Green Opal, Oval, Opaque

14.7 x 11.6 mm

$ 13.28

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3.65ct Multicolor Black Opal, Marquise, Translucent

3.65ct Multicolor Black Opal, Marquise, Translucent

18.8 x 7.9 mm

$ 92.22

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1.02ct Multicolor Chocolate Opal, Oval, Transparent

1.02ct Multicolor Chocolate Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 30.48

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1.45ct Multicolor Opal, Oval, Opaque

1.45ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 43.33

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2.45ct Multicolor Black Opal, Pear Shape, Opaque
Black Opal Product Video (744101)

2.45ct Multicolor Black Opal, Pear Shape, Opaque

16 x 8 mm (calibrated)

$ 101.68

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1.24ct Multicolor Opal, Oval, Opaque

1.24ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 37.05

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9.46ct Multicolor Boulder Opal, Pear Shape, Opaque

9.46ct Multicolor Boulder Opal, Pear Shape, Opaque

17.9 x 12 mm

$ 65.95

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0.63ct Orange Fire Opal, Oval, Transparent

0.63ct Orange Fire Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 17.94

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3.02ct Multicolor Opal, Cushion, Transparent
Opal Product Video (691108)

3.02ct Multicolor Opal, Cushion, Transparent

14 x 9 mm (calibrated)

$ 135.36

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1.37ct Multicolor Opal, Oval, Opaque

1.37ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 40.94

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8.74ct Multicolor Black Opal, Oval, Opaque

8.74ct Multicolor Black Opal, Oval, Opaque

19.6 x 12 mm

$ 261.15

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1.17ct Orange Fire Opal, Oval, Transparent

1.17ct Orange Fire Opal, Oval, Transparent

9.5 x 6.9 mm

$ 40.79

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0.84ct Multicolor Opal, Oval, Opaque

0.84ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 25.10

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15.72ct Multicolor Opal, Oval, Transparent
Opal Product Video (462134)

15.72ct Multicolor Opal, Oval, Transparent

19.5 x 17.1 mm

$ 693.40

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1.28ct Multicolor Opal, Oval, Translucent

1.28ct Multicolor Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 31.87

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1.66ct Multicolor Opal, Fancy, Opaque

1.66ct Multicolor Opal, Fancy, Opaque

9.9 x 7.7 mm

$ 46.30

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1.51ct Multicolor Opal, Oval, Transparent

1.51ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 37.60

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

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Absolutely love Gem Select. I always know the quality and accuracy of information and photos are top notch. Highly recommend!

Posted By Matthew K. in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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