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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
1.11ct Multicolor Opal, Oval, Opaque

1.11ct Multicolor Opal, Oval, Opaque

9.7 x 6.7 mm

$ 36.49

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1.66ctw Multicolor Opal, Oval, Transparent

1.66ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 72.75

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2.53ctw Multicolor Black Opal, Oval, Opaque

2.53ctw Multicolor Black Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 83.16

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2.16ct Multicolor Black Opal, Sphere / Ball, Opaque

2.16ct Multicolor Black Opal, Sphere / Ball, Opaque

8 mm (calibrated)

$ 64.54

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1.37ct Multicolor Opal, Oval, Translucent

1.37ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 39.18

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31.72ct Multicolor Opal, Oval, Opaque

31.72ct Multicolor Opal, Oval, Opaque

31.2 x 22.8 mm

$ 94.78

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2.91ct Multicolor Opal Doublet, Oval, Opaque

2.91ct Multicolor Opal Doublet, Oval, Opaque

13 x 9 mm (calibrated)

$ 86.95

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12.21ct Multicolor Black Opal, Oval, Opaque

12.21ct Multicolor Black Opal, Oval, Opaque

21.9 x 14.4 mm

$ 610.50

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0.51ct Multicolor Opal, Oval, Opaque

0.51ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 15.24

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1.37ct Multicolor Opal, Pear Shape, Transparent

1.37ct Multicolor Opal, Pear Shape, Transparent

12.1 x 7.4 mm

$ 34.45

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0.80ct Multicolor Chocolate Opal, Oval, Opaque

0.80ct Multicolor Chocolate Opal, Oval, Opaque

8.6 x 5.9 mm

$ 23.90

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1.37ct Multicolor Opal, Oval, Transparent

1.37ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 67.55

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1.53ct Multicolor Opal, Marquise, Translucent

1.53ct Multicolor Opal, Marquise, Translucent

15.7 x 7 mm

$ 38.60

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5.41ct Multicolor Boulder Opal, Cushion, Opaque

5.41ct Multicolor Boulder Opal, Cushion, Opaque

14 x 10 mm (calibrated)

$ 26.94

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0.60ct Multicolor Opal, Pear Shape, Transparent

0.60ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 14.94

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0.89ct Multicolor Chocolate Opal, Oval, Translucent

0.89ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 26.59

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1.52ct Multicolor Opal, Oval, Transparent

1.52ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 38.35

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1.27ct Multicolor Black Opal, Oval, Translucent

1.27ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 41.74

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7.76ct Multicolor Black Opal, Pear Shape, Translucent

7.76ct Multicolor Black Opal, Pear Shape, Translucent

19.3 x 11.4 mm

$ 322.04

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1.54ctw Multicolor Opal, Oval, Transparent

1.54ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 67.49

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1.65ct Multicolor Opal, Oval, Opaque

1.65ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 54.23

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5.61ct Multicolor Black Opal, Oval, Opaque

5.61ct Multicolor Black Opal, Oval, Opaque

14 x 10 mm (calibrated)

$ 232.82

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0.50ct Multicolor Opal, Pear Shape, Transparent

0.50ct Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 12.45

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1.56ctw Multicolor Opal, Oval, Opaque

1.56ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 51.28

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 have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 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

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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