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Natural Cabochon Gemstones

Browse our collection of natural cabochon gemstones, featuring smooth domed cuts perfect for jewelry and gemstone collecting.

Cabochon Gemstones Weight
Cabochon Gemstones Size
Cabochon Gemstones Clarity
Cabochon Gemstones Price
Cabochon Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green Cabochon Gemstones
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet
White Cabochon Gemstones
Yellow Cabochon Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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4.47ctw Light Green Prehnite, Pear Shape, Transparent

10.3 x 6.7 mm

$ 29.51

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3.70ctw Very Light Green Prehnite, Oval, Transparent

7.8 x 6.7 mm

$ 24.42

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4.35ct Light Green Prehnite, Oval, Transparent

9.8 x 9 mm

$ 28.49

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1.99ct Very Light Green Prehnite, Pear Shape, Transparent

11.2 x 6.8 mm

$ 13.14

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4.82ctw Light Green Prehnite, Oval, Transparent

8 x 7 mm

$ 33.95

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3.18ctw Light Yellow Green Prehnite, Oval, Transparent

7.5 x 6.5 mm

$ 20.99

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3.27ctw Warm Green Prehnite, Oval, Transparent

8.2 x 6.8 mm

$ 21.59

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2.70ct Very Light Green Prehnite, Oval, Transparent

9.2 x 7.3 mm

$ 24.95

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1.73ct Very Light Green Prehnite, Round, Transparent

7.5 mm (calibrated)

$ 11.23

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3.07ct Lime Green Prehnite, Oval, Transparent

8.7 x 8 mm

$ 18.28

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1.86ct Pale Pear Green Prehnite, Oval, Transparent

7.8 x 7.2 mm

$ 14.47

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8.70ctw Yellow Green Prehnite, Oval, Transparent/Translucent

8.6 x 7.5 mm

$ 28.19

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4.21ctw Pear Green Prehnite, Oval, Transparent

7.9 x 6.9 mm

$ 27.56

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4.55ctw Pale Pear Green Prehnite, Round, Transparent

6.5 mm (calibrated)

$ 29.56

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2.35ct Light Lemon Yellow Prehnite, Oval, Transparent/Translucent

9 x 7 mm (calibrated)

$ 26.56

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3.36ct Pale Pear Green Prehnite, Pear Shape, Transparent

12.5 x 7.3 mm

$ 11.09

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4.40ct Light Green Prehnite, Pear Shape, Transparent/Translucent

12.1 x 8.4 mm

$ 11.62

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2.85ctw Light Green Prehnite, Oval, Transparent

7.7 x 6.5 mm

$ 18.82

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3.40ctw Very Light Green Prehnite, Round, Transparent

7 mm (calibrated)

$ 22.26

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2.91ctw Medium Green Prehnite, Oval, Transparent

6.9 x 6.1 mm

$ 26.89

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3.64ctw Very Light Green Prehnite, Pear Shape, Transparent

7.2 x 5.6 mm

$ 24.02

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3.16ctw Very Light Green Prehnite, Oval, Transparent

7 x 7 mm (calibrated)

$ 20.86

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1.95ct Yellowish Green Prehnite, Oval, Transparent

7.9 x 6.3 mm

$ 15.17

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2.46ctw Medium Green Prehnite, Oval, Transparent

6.9 x 5.3 mm

$ 32.47

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Why Buy Cabochon Gemstones from GemSelect?

Natural Cabochon Gemstones

Our natural cabochon gemstones are carefully selected for color, quality and beauty. The smooth domed surface highlights the natural patterns and optical effects of many gems, making cabochons ideal for unique jewelry designs.

Cabochon Gemstones Online

Buy cabochon gemstones online at GemSelect with confidence. We offer a wide selection of loose cabochon gems including opal, moonstone, turquoise, labradorite and many more, all available with secure checkout and worldwide shipping.

Loose Cabochon Gemstones for Jewelry Making

What Are Cabochon Cut Gemstones?

Cabochon cut gemstones feature a polished, rounded top with a flat or slightly domed base instead of facets. This classic gemstone cut is used to emphasize color, transparency, and special optical effects such as star stones, chatoyancy, and color play.

Popular Cabochon Gemstones

Many gemstones are traditionally cut as cabochons. Popular choices include opal cabochons with vibrant color play, moonstone cabochons displaying adularescence, turquoise cabochons prized for their rich color, and star sapphires that show asterism.

Cabochon Stones for Jewelry

Cabochon stones are widely used in rings, pendants, bracelets and earrings. Their smooth surface and bold appearance make them ideal for bezel settings and statement jewelry pieces.

Unique Optical Effects in Cabochon Gems

The cabochon cut is essential for gemstones that display optical phenomena. Star sapphires, star rubies, cat's eye chrysoberyl and many moonstones require the cabochon shape to reveal these special visual effects.

Loose Cabochon Gemstones for Collectors

Loose cabochon gemstones are popular among collectors because they often showcase natural patterns, inclusions, and color zoning that would be hidden in faceted stones. Each gem has its own distinctive appearance.

Choosing the Right Cabochon Gemstone

When selecting a cabochon gemstone, consider color saturation, surface polish, symmetry and dome height. High quality cabochons have even curvature, excellent polish and vibrant natural color.

Learn more about gemstone cuts and shapes on our Gemstone Cutting Information Page.

FAQs

What is a cabochon gemstone?

A cabochon gemstone is a stone that has been polished into a smooth, rounded shape without facets. It typically has a domed top and flat base.

Why are some gemstones cut as cabochons instead of faceted?

Some gemstones display special optical effects or natural patterns that are best shown with a cabochon cut. Others may not be transparent enough for faceting.

Which gemstones are commonly cut as cabochons?

Common cabochon gemstones include opal, turquoise, moonstone, labradorite, chrysoberyl, star sapphire, jade, and many opaque or translucent stones.

Are cabochon gemstones suitable for jewelry?

Yes, cabochon gemstones are widely used in jewelry. Their smooth surface works well with bezel settings and bold jewelry designs.

Can I buy loose cabochon gemstones at GemSelect?

Yes, GemSelect offers a large selection of loose cabochon gemstones in many sizes, colors and gemstone varieties suitable for jewelry making or collecting.

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

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate
Enlarged Gemstone Image