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Home Gemstones Opal

Opal Gemstones

Discover natural opal gemstones known for their unique play-of-color and endless variety.

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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12.00ct Multicolor Boulder Opal, Fancy, Opaque

26 x 16.3 mm

$ 59.76

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1.46ct Multicolor Opal, Pear Shape, Transparent

9 x 9 mm (calibrated)

$ 63.98

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0.98ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 32.21

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1.29ct Multicolor Black Opal, Cushion, Translucent

10.4 x 6.1 mm

$ 39.27

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6.17ct Multicolor Boulder Opal, Trillion, Opaque

14 x 14 mm (calibrated)

$ 30.73

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0.78ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 17.80

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4.05ct Multicolor Opal, Oval, Opaque

15.8 x 9.7 mm

$ 102.18

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0.46ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 13.74

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0.61ct Multicolor Opal, Pear Shape, Transparent

7.6 x 5.1 mm

$ 15.19

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1.01ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 30.18

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1.24ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 37.05

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1.14ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 28.39

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22.77ct Multicolor Opal, Oval, Transparent

25.9 x 18.6 mm

$ 1,133.95

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0.89ct Multicolor Opal, Round, Translucent

7 mm (calibrated)

$ 21.85

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1.34ct Multicolor Black Opal, Trillion, Opaque

9.5 x 8.8 mm

$ 40.79

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3.16ct Multicolor Boulder Opal, Cushion, Opaque

9.7 x 7.6 mm

$ 13.11

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2.95ct Multicolor Opal, Oval, Transparent

14 x 9 mm (calibrated)

$ 73.46

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0.96ct Multicolor Black Opal, Cushion, Translucent

9.5 x 5.3 mm

$ 29.22

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8.68ct Green Opal, Cushion, Opaque

13.1 x 11.9 mm

$ 20.14

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25.86ct Multicolor Opal, Pear Shape, Transparent

25.6 x 22.5 mm

$ 1,502.47

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2.00ct Multicolor Black Opal, Sphere / Ball, Opaque

7.5 mm

$ 59.76

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2.16ct Multicolor Black Opal, Sphere / Ball, Opaque

8 mm (calibrated)

$ 64.54

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0.60ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 17.93

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14.17ct Green Opal, Oval, Opaque

17.2 x 13.9 mm

$ 30.34

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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

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The process was pleasant, I chose to purchase the stone traditional to the month of March as it is the month in which I was born.

Posted By Maharishi in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection prices are reasonable!

Posted By ToRa62 in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very pleasant

Posted By Varun in June, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate
Enlarged Gemstone Image