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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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1.90ct Multicolor Opal, Oval, Opaque

11 x 9 mm (calibrated)

$ 68.40

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11.76ct Multicolor Black Opal, Pear Shape, Opaque

22.5 x 15 mm

$ 588.00

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1.88ct Multicolor Opal, Oval, Opaque

12 x 8 mm (calibrated)

$ 67.68

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3.89ct Multicolor Opal, Oval, Transparent

14.5 x 10.8 mm

$ 98.18

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86.87ct Multicolor Opal, Oval, Transparent

39.8 x 33.9 mm

$ 6,080.90

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1.22ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 36.96

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1.96ct Multicolor Opal, Oval, Opaque

10 x 8 mm (calibrated)

$ 70.56

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1.99ct Multicolor Opal, Oval, Translucent

10.2 x 8.6 mm

$ 60.30

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21.73ct Multicolor Boulder Opal, Fancy, Opaque

25.7 x 20.3 mm

$ 130.38

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3.48ct Multicolor Opal, Pear Shape, Translucent

18.4 x 9.8 mm

$ 105.78

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0.89ct Multicolor Opal, Pear Shape, Translucent

9 x 6.4 mm

$ 26.81

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1.36ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 39.05

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4.06ct Multicolor Opal, Round, Opaque

12 mm (calibrated)

$ 146.16

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1.21ct Multicolor Opal, Pear Shape, Transparent

10 x 8 mm (calibrated)

$ 35.14

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1.64ct Multicolor Opal, Fancy, Translucent

10.4 x 7.6 mm

$ 55.10

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16.10ct Multicolor Boulder Opal, Cushion, Opaque

22.3 x 12.7 mm

$ 135.24

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0.41ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 12.30

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0.82ct Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 22.49

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1.70ct Multicolor Opal, Oval, Transparent

11.6 x 8.8 mm

$ 51.00

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12.38ct Multicolor Boulder Opal, Fancy, Translucent

25 x 18 mm (calibrated)

$ 74.28

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2.05ct Multicolor Opal, Oval, Transparent

12.3 x 9.1 mm

$ 62.11

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0.93ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 35.24

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1.09ct Multicolor Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 43.16

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1.51ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 498.30

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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 -> 10 star ratings

Very good

Posted By Niska in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate
Enlarged Gemstone Image