X
Gemstone Search
90,000+ Happy Customers
20+ Years In Business
Call Us Mon–Fri 8am–5pm

Your Details

Please fill in your email address

Please fill in a password

Forgot your password?

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
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All

0.46ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 13.74

View Gem

0.70ct Multicolor Opal, Marquise, Transparent

11.4 x 4.6 mm

$ 31.37

View Gem

0.76ct Multicolor Chocolate Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 24.98

View Gem

0.91ct Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 24.92

View Gem

18.73ct Multicolor Boulder Opal, Fancy, Opaque

23.5 x 20.1 mm

$ 102.60

View Gem

1.87ct White Opal, Oval, Translucent

12.1 x 8.9 mm

$ 47.03

View Gem

0.63ct Orange Fire Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 17.26

View Gem

1.90ct Multicolor Opal, Pear Shape, Translucent

12 x 8 mm (calibrated)

$ 39.95

View Gem

1.09ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 47.77

View Gem

8.90ct Multicolor Boulder Opal, Pear Shape, Opaque

21.5 x 13.3 mm

$ 36.94

View Gem

11.51ct Multicolor Boulder Opal, Pear Shape, Opaque

26.8 x 14.6 mm

$ 57.32

View Gem

3.79ct Multicolor Black Opal, Oval, Opaque

14.7 x 10.6 mm

$ 110.41

View Gem

0.58ct Multicolor Opal, Oval, Opaque

7.9 x 5.8 mm

$ 17.33

View Gem

0.43ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 12.85

View Gem

0.97ct Multicolor Black Opal, Emerald Cut, Opaque

8.5 x 6.2 mm

$ 24.87

View Gem

1.07ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 49.24

View Gem

1.08ct Multicolor Black Opal, Round, Translucent

8 mm (calibrated)

$ 27.29

View Gem

2.87ct Multicolor Black Opal, Oval, Translucent

13 x 9.5 mm

$ 71.46

View Gem

0.71ct Brown Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 21.21

View Gem

0.92ctw Multicolor Opal, Oval, Opaque

6.9 x 5.2 mm

$ 30.24

View Gem

3.10ct Red Fire Opal, Oval, Transparent

12.4 x 9.4 mm

$ 99.82

View Gem

1.48ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 48.65

View Gem

0.47ct Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 14.04

View Gem

5.32ctw Multicolor Opal, Round, Translucent

6.5 mm (calibrated)

$ 163.20

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 -> 7 star ratings

easy interface for a pricless buy

Posted By Zeak in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
Source: Bizrate
Enlarged Gemstone Image