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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
1.41ct Multicolor Opal, Oval, Translucent

1.41ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 46.35

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0.64ct Multicolor Opal, Pear Shape, Transparent

0.64ct Multicolor Opal, Pear Shape, Transparent

7.3 x 5.2 mm

$ 15.94

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1.05ct Multicolor Opal, Oval, Transparent

1.05ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 31.37

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1.75ctw Multicolor Opal, Oval, Opaque

1.75ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 52.29

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3.38ct Multicolor Black Opal, Oval, Opaque

3.38ct Multicolor Black Opal, Oval, Opaque

12.6 x 10.2 mm

$ 98.47

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2.10ct Multicolor Black Opal, Oval, Translucent

2.10ct Multicolor Black Opal, Oval, Translucent

12.9 x 7.8 mm

$ 52.29

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4.01ct Multicolor Black Opal, Trillion, Opaque

4.01ct Multicolor Black Opal, Trillion, Opaque

12 x 12 mm (calibrated)

$ 116.82

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1.97ct Multicolor Opal, Oval, Opaque

1.97ct Multicolor Opal, Oval, Opaque

10 x 7 mm (calibrated)

$ 58.86

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1.03ct Multicolor Opal, Oval, Opaque

1.03ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 30.78

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1.99ctw Multicolor Opal, Oval, Transparent

1.99ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 87.21

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0.89ct Multicolor Opal, Oval, Opaque

0.89ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 26.59

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1.18ct Multicolor Opal, Oval, Opaque

1.18ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 35.26

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2.05ct Multicolor Opal, Oval, Translucent

2.05ct Multicolor Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 51.73

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6.38ct Multicolor Boulder Opal, Marquise, Opaque
Boulder Opal Product Video (629941)

6.38ct Multicolor Boulder Opal, Marquise, Opaque

21.1 x 9.7 mm

$ 44.48

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25.86ct Multicolor Opal, Pear Shape, Transparent
Opal Product Video (746926)

25.86ct Multicolor Opal, Pear Shape, Transparent

25.6 x 22.5 mm

$ 1,502.47

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1.42ct Multicolor Black Opal, Oval, Translucent

1.42ct Multicolor Black Opal, Oval, Translucent

10 x 8 mm (calibrated)

$ 35.36

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1.27ct Multicolor Opal, Oval, Transparent

1.27ct Multicolor Opal, Oval, Transparent

11.1 x 7.6 mm

$ 31.94

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1.59ct Multicolor Opal, Oval, Transparent

1.59ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 69.68

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4.58ctw Multicolor Black Opal, Oval, Translucent

4.58ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 105.03

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13.03ct Multicolor Boulder Opal, Cushion, Opaque

13.03ct Multicolor Boulder Opal, Cushion, Opaque

20 x 15 mm (calibrated)

$ 71.38

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1.99ct Multicolor Opal, Oval, Translucent

1.99ct Multicolor Opal, Oval, Translucent

12 x 8 mm (calibrated)

$ 50.05

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10.79ct Multicolor Boulder Opal, Fancy, Opaque

10.79ct Multicolor Boulder Opal, Fancy, Opaque

23.3 x 13.3 mm

$ 53.73

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1.46ct Multicolor Black Opal, Cushion, Opaque

1.46ct Multicolor Black Opal, Cushion, Opaque

9.4 x 7.4 mm

$ 37.43

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1.35ct Multicolor Opal, Oval, Translucent

1.35ct Multicolor Opal, Oval, Translucent

8.5 x 6.8 mm

$ 36.98

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 -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great! Affordable

Posted By Spinellope in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 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

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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