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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 Cabochon Gemstones
Black Cabochon Gemstones
Blue Cabochon Gemstones
Brown Cabochon Gemstones
Golden Cabochon Gemstones
Gray Cabochon Gemstones
Green Cabochon Gemstones
Multicolor Cabochon Gemstones
Orange Cabochon Gemstones
Pink Cabochon Gemstones
Purple Cabochon Gemstones
Red Cabochon Gemstones
Turquoise Cabochon Gemstones
Violet Cabochon Gemstones
White Cabochon Gemstones
Yellow Cabochon Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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0.92ct Electric Green Emerald Gemstones, Oval, Translucent

0.92ct Electric Green Emerald, Oval, Translucent

6.4 x 5.4 mm

$ 77.28

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6.46ct Earthy Green Actinolite Cat's Eye Gemstones, Oval, Translucent

6.46ct Earthy Green Actinolite Cat's Eye, Oval, Translucent

13.9 x 11 mm

$ 54.26

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35.65ct Medium Brown Moonstone Gemstones, Oval, Opaque

35.65ct Medium Brown Moonstone, Oval, Opaque

22.2 x 16.1 mm

$ 70.58

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10.57ct Dark Red Star Garnet Gemstones, Oval, Opaque

10.57ct Dark Red Star Garnet, Oval, Opaque

12.5 x 9.7 mm

$ 12.55

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23.06ct Multicolor Ammolite Gemstones, Fancy, Opaque

23.06ct Multicolor Ammolite, Fancy, Opaque

30 x 18.7 mm

$ 304.39

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1.89ct Deep Orange Moonstone Gemstones, Cushion, Translucent

1.89ct Deep Orange Moonstone, Cushion, Translucent

9 x 7 mm (calibrated)

$ 4.54

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7.28ct Reddish Purple Star Ruby Gemstones, Oval, Opaque

7.28ct Reddish Purple Star Ruby, Oval, Opaque

12.8 x 10.7 mm

$ 115.32

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7.47ct Light Yellow Star Moonstone Gemstones, Oval, Translucent

7.47ct Light Yellow Star Moonstone, Oval, Translucent

15 x 10 mm (calibrated)

$ 39.44

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17.89ct Light Blue Green Larimar Gemstones, Oval, Opaque
Larimar Product Video (673931)

17.89ct Light Blue Green Larimar, Oval, Opaque

20 x 15 mm (calibrated)

$ 278.78

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10.45ct Multicolor Pietersite Gemstones, Oval, Opaque

10.45ct Multicolor Pietersite, Oval, Opaque

18 x 13 mm (calibrated)

$ 50.16

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0.55ct Light Pink Tourmaline Gemstones, Round, Transparent

0.55ct Light Pink Tourmaline, Round, Transparent

5 mm (calibrated)

$ 22.00

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13.25ct Multicolor Ammolite Gemstones, Fancy, Opaque

13.25ct Multicolor Ammolite, Fancy, Opaque

19.2 x 14.7 mm

$ 174.90

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23.29ct Multicolor Moss Agate Gemstones, Pear Shape, Opaque

23.29ct Multicolor Moss Agate, Pear Shape, Opaque

33.9 x 25.5 mm

$ 27.95

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24.60ct Medium-Light Brown Moonstone Gemstones, Oval, Translucent

24.60ct Medium-Light Brown Moonstone, Oval, Translucent

20 x 15 mm (calibrated)

$ 59.04

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21.68ct Black Gray Hematite Gemstones, Emerald Cut, Opaque

21.68ct Black Gray Hematite, Emerald Cut, Opaque

20.5 x 12.2 mm

$ 24.04

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36.47ct Multicolor Tiger's Eye Matrix Gemstones, Oval, Opaque

36.47ct Multicolor Tiger's Eye Matrix, Oval, Opaque

29.2 x 18.6 mm

$ 19.69

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5.39ct Flamingo Pink Morganite Gemstones, Trillion, Transparent

5.39ct Flamingo Pink Morganite, Trillion, Transparent

13 x 13 mm (calibrated)

$ 64.68

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13.49ct Multicolor Pietersite Gemstones, Marquise, Opaque

13.49ct Multicolor Pietersite, Marquise, Opaque

36.2 x 10.2 mm

$ 53.96

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27.96ct Multicolor Psilomelane Dendrite Gemstones, Pear Shape, Opaque

27.96ct Multicolor Psilomelane Dendrite, Pear Shape, Opaque

33.4 x 21.1 mm

$ 27.18

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4.24ct Black Onyx Gemstones, Heart, Opaque

4.24ct Black Onyx, Heart, Opaque

10 x 10 mm (calibrated)

$ 10.18

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5.61ct Turquoise Grandidierite Gemstones, Oval, Translucent

5.61ct Turquoise Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 194.60

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5.90ct Black Star Diopside Gemstones, Oval, Opaque

5.90ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 35.40

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0.53ct Multicolor Opal Gemstones, Pear Shape, Transparent

0.53ct Multicolor Opal, Pear Shape, Transparent

7.1 x 5.3 mm

$ 15.90

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2.31ct Translucent White Moonstone Gemstones, Oval, Translucent

2.31ct Translucent White Moonstone, Oval, Translucent

10.1 x 7.5 mm

$ 7.62

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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 -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 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

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate
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