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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
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 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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1.14ct Multicolor Opal, Oval, Translucent

1.14ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 60.19

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0.86ctw Multicolor Opal, Pear Shape, Transparent

0.86ctw Multicolor Opal, Pear Shape, Transparent

8 x 5 mm (calibrated)

$ 25.80

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3.67ct Multicolor Opal, Oval, Transparent

3.67ct Multicolor Opal, Oval, Transparent

13 x 9 mm (calibrated)

$ 110.10

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0.82ctw Multicolor Opal, Oval, Opaque

0.82ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 29.52

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5.96ctw Multicolor Opal, Square, Transparent

5.96ctw Multicolor Opal, Square, Transparent

4.9 x 4.8 mm

$ 50.98

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2.99ct Multicolor Boulder Opal, Fancy, Opaque

2.99ct Multicolor Boulder Opal, Fancy, Opaque

14.7 x 6.7 mm

$ 14.95

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4.97ct Multicolor Opal, Oval, Translucent

4.97ct Multicolor Opal, Oval, Translucent

13 x 11 mm (calibrated)

$ 149.10

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1.47ct Multicolor Opal, Oval, Transparent

1.47ct Multicolor Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 44.10

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1.75ct Multicolor Black Opal, Pear Shape, Opaque

1.75ct Multicolor Black Opal, Pear Shape, Opaque

12 x 8.4 mm

$ 87.50

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1.19ct Multicolor Opal, Oval, Opaque

1.19ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 47.12

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1.05ctw Multicolor Opal, Oval, Opaque

1.05ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 37.80

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2.02ct Multicolor Opal, Oval, Transparent

2.02ct Multicolor Opal, Oval, Transparent

11 x 9 mm (calibrated)

$ 60.60

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0.62ct Multicolor Opal, Pear Shape, Transparent

0.62ct Multicolor Opal, Pear Shape, Transparent

8 x 6 mm (calibrated)

$ 15.50

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0.49ct Multicolor Opal, Oval, Opaque

0.49ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 17.64

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0.84ct Multicolor Opal, Oval, Opaque

0.84ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 30.24

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0.89ct Multicolor Opal, Round, Translucent

0.89ct Multicolor Opal, Round, Translucent

7 mm (calibrated)

$ 26.32

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0.28ct Multicolor Opal, Oval, Opaque

0.28ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 10.08

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1.12ct Multicolor Opal, Oval, Transparent

1.12ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 42.46

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1.60ct Multicolor Opal, Oval, Transparent

1.60ct Multicolor Opal, Oval, Transparent

10.2 x 7.5 mm

$ 80.64

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5.85ctw Multicolor Opal, Square, Translucent

5.85ctw Multicolor Opal, Square, Translucent

4.6 x 4.5 mm

$ 45.49

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2.11ct Multicolor Black Opal, Pear Shape, Opaque

2.11ct Multicolor Black Opal, Pear Shape, Opaque

12.5 x 7.4 mm

$ 105.50

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2.11ctw Multicolor Opal, Round, Transparent

2.11ctw Multicolor Opal, Round, Transparent

6 mm (calibrated)

$ 59.35

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2.15ct Multicolor Opal, Oval, Transparent

2.15ct Multicolor Opal, Oval, Transparent

11.8 x 8.6 mm

$ 64.50

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1.06ct Multicolor Opal, Oval, Opaque

1.06ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 38.16

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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 -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

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