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
9.47ct Multicolor Fire Opal, Marquise, Opaque
Fire Opal Product Video (757899)

9.47ct Multicolor Fire Opal, Marquise, Opaque

19.2 x 10.5 mm

$ 47.35

View Gem
1.29ct Multicolor Black Opal, Oval, Translucent

1.29ct Multicolor Black Opal, Oval, Translucent

9.6 x 7.1 mm

$ 32.12

View Gem
0.97ctw Multicolor Opal, Oval, Opaque

0.97ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 31.88

View Gem
3.55ct Multicolor Black Opal, Marquise, Opaque

3.55ct Multicolor Black Opal, Marquise, Opaque

16.5 x 8.6 mm

$ 147.33

View Gem
0.49ct Multicolor Opal, Pear Shape, Transparent

0.49ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 12.20

View Gem
0.41ct Multicolor Opal, Pear Shape, Transparent

0.41ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 10.21

View Gem
6.81ct Multicolor Black Opal, Pear Shape, Opaque

6.81ct Multicolor Black Opal, Pear Shape, Opaque

21.6 x 11.8 mm

$ 282.62

View Gem
7.13ct Multicolor Boulder Opal, Cushion, Transparent

7.13ct Multicolor Boulder Opal, Cushion, Transparent

13 x 13 mm (calibrated)

$ 85.31

View Gem
1.87ctw Multicolor Opal, Oval, Transparent

1.87ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 81.95

View Gem
2.05ct Multicolor Opal, Fancy, Translucent

2.05ct Multicolor Opal, Fancy, Translucent

11.2 x 7.1 mm

$ 57.17

View Gem
7.00ct Multicolor Black Opal, Fancy, Opaque
Black Opal Product Video (744062)

7.00ct Multicolor Black Opal, Fancy, Opaque

17.4 x 15.4 mm

$ 290.50

View Gem
1.12ct Red Fire Opal, Oval, Transparent
Fire Opal Product Video (367300)

1.12ct Red Fire Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 40.97

View Gem
32.39ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (302922)

32.39ct Multicolor Boulder Opal, Oval, Opaque

33.7 x 15 mm

$ 248.40

View Gem
11.42ct Multicolor Boulder Opal, Fancy, Transparent

11.42ct Multicolor Boulder Opal, Fancy, Transparent

21.7 x 18.6 mm

$ 56.87

View Gem
1.81ctw Orange Opal, Oval, Transparent

1.81ctw Orange Opal, Oval, Transparent

8.2 x 6.3 mm

$ 54.23

View Gem
5.51ctw Multicolor Black Opal, Oval, Translucent

5.51ctw Multicolor Black Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 126.34

View Gem
1.12ct Multicolor Opal, Pear Shape, Transparent

1.12ct Multicolor Opal, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 51.53

View Gem
3.96ct Multicolor Opal, Oval, Translucent

3.96ct Multicolor Opal, Oval, Translucent

14.4 x 11.2 mm

$ 98.60

View Gem
1.27ct Orange Fire Opal, Oval, Transparent

1.27ct Orange Fire Opal, Oval, Transparent

10 x 7 mm (calibrated)

$ 44.27

View Gem
2.76ct Multicolor Opal, Oval, Transparent

2.76ct Multicolor Opal, Oval, Transparent

12.8 x 10 mm

$ 123.70

View Gem
7.10ct Multicolor Boulder Opal, Oval, Opaque

7.10ct Multicolor Boulder Opal, Oval, Opaque

21.2 x 10.1 mm

$ 49.50

View Gem
0.95ct Multicolor Opal, Pear Shape, Translucent

0.95ct Multicolor Opal, Pear Shape, Translucent

9.5 x 6.6 mm

$ 23.96

View Gem
1.44ct Multicolor Opal, Pear Shape, Opaque

1.44ct Multicolor Opal, Pear Shape, Opaque

10 x 7 mm (calibrated)

$ 36.01

View Gem
14.90ct Green Opal, Oval, Opaque

14.90ct Green Opal, Oval, Opaque

18.4 x 14.5 mm

$ 34.57

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

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

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