90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
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 Opal
Gray
Green Opal
Multicolor Opal
Orange Opal
Pink
Purple
Red Opal
Turquoise
Violet
White Opal
Yellow Opal
Single
Pairs
Lots
Faceted
Cabochons
Clear All
2.35ctw Multicolor Black Opal, Oval, Translucent

2.35ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 53.89

View Gem
0.82ctw Multicolor Opal, Oval, Transparent

0.82ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 224.60

View Gem
0.83ctw Multicolor Opal, Oval, Opaque

0.83ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 27.28

View Gem
1.72ctw Multicolor Opal, Oval, Opaque

1.72ctw Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 51.39

View Gem
2.37ctw Multicolor Opal, Oval, Opaque

2.37ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 70.82

View Gem
8.69ct Green Opal, Cushion, Opaque

8.69ct Green Opal, Cushion, Opaque

15 x 15 mm (calibrated)

$ 20.16

View Gem
1.76ct Multicolor Black Opal, Oval, Opaque

1.76ct Multicolor Black Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 45.13

View Gem
4.58ctw Multicolor Opal, Square, Translucent

4.58ctw Multicolor Opal, Square, Translucent

4.5 x 4.2 mm

$ 32.52

View Gem
1.32ct Multicolor Opal, Oval, Transparent

1.32ct Multicolor Opal, Oval, Transparent

10.8 x 7.1 mm

$ 33.31

View Gem
1.13ct Multicolor Opal, Oval, Opaque

1.13ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 33.76

View Gem
3.70ct Multicolor Boulder Opal, Fancy, Opaque

3.70ct Multicolor Boulder Opal, Fancy, Opaque

13.1 x 12.3 mm

$ 15.36

View Gem
12.00ct Multicolor Opal, Pear Shape, Transparent
Opal Product Video (746947)

12.00ct Multicolor Opal, Pear Shape, Transparent

27.7 x 11.7 mm

$ 597.60

View Gem
1.21ctw Multicolor Opal, Oval, Opaque

1.21ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 39.77

View Gem
21.46ct Multicolor Boulder Opal, Pear Shape, Opaque

21.46ct Multicolor Boulder Opal, Pear Shape, Opaque

28.9 x 18.8 mm

$ 164.58

View Gem
5.56ctw Multicolor Opal, Round, Transparent

5.56ctw Multicolor Opal, Round, Transparent

8 mm (calibrated)

$ 170.57

View Gem
0.83ct Multicolor Opal, Oval, Opaque

0.83ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 24.80

View Gem
1.68ct Multicolor Opal, Oval, Transparent

1.68ct Multicolor Opal, Oval, Transparent

10.6 x 8.2 mm

$ 41.83

View Gem
11.00ct Multicolor Boulder Opal, Fancy, Opaque

11.00ct Multicolor Boulder Opal, Fancy, Opaque

22.3 x 11.5 mm

$ 54.78

View Gem
2.20ct White Opal, Oval, Transparent

2.20ct White Opal, Oval, Transparent

11.6 x 8.7 mm

$ 54.78

View Gem
18.52ct Green Opal, Cushion, Opaque

18.52ct Green Opal, Cushion, Opaque

18.2 x 17.2 mm

$ 42.97

View Gem
0.79ct Orange Fire Opal, Oval, Transparent

0.79ct Orange Fire Opal, Oval, Transparent

8.4 x 6.2 mm

$ 27.54

View Gem
4.21ct Multicolor Opal, Oval, Transparent

4.21ct Multicolor Opal, Oval, Transparent

18.8 x 8.1 mm

$ 105.83

View Gem
14.58ct Green Opal, Oval, Opaque

14.58ct Green Opal, Oval, Opaque

20 x 15 mm (calibrated)

$ 33.83

View Gem
1.38ct Multicolor Opal, Pear Shape, Transparent

1.38ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 34.36

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

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
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

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image