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Natural Cabochon Gemstones

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

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0.21ctw Natural I Diamond, Round, VVS-VS, Photo A
Diamond Product Video (565098)

0.21ctw Natural I Diamond, Round, VVS-VS

Diamond

0.21ct total2 pcs
$ 383.08
3 mm (calibrated)
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19.53ctw Natural Multicolor Jasper, Trillion, Opaque, Photo A

19.53ctw Natural Multicolor Jasper, Trillion, Opaque

Jasper

19.53ct total2 pcs
$ 13.82
20.9 x 16.2 mm
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7.05ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

7.05ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

7.05ct1 pc
$ 72.49
17.6 x 9.2 mm
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13.64ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

13.64ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

13.64ct1 pc
$ 360.10
22 x 15.5 mm
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9.67ct Natural Multicolor Jasper, Oval, Opaque, Photo A

9.67ct Natural Multicolor Jasper, Oval, Opaque

Jasper

9.67ct1 pc
$ 9.19
22.6 x 12.8 mm
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2.18ctw Natural Bluish White Rainbow Moonstone, Square, Transparent, Photo A

2.18ctw Natural Bluish White Rainbow Moonstone, Square, Transparent

Rainbow Moonstone

2.18ct total15 pcs
$ 48.92
3 x 3 mm (calibrated)
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26.63ct Natural Swiss Blue Topaz, Oval, VS, Photo A
Topaz Product Video (714804)

26.63ct Natural Swiss Blue Topaz, Oval, VS

Topaz

26.63ct1 pc
$ 287.60
19.3 x 13.7 mm
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7.70ct Natural Medium Violet Amethyst, Cushion, VVS-VS, Photo A
Amethyst Product Video (697429)

7.70ct Natural Medium Violet Amethyst, Cushion, VVS-VS

Amethyst

7.70ct1 pc
$ 55.44
18.2 x 9.2 mm
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2.85ctw Natural Deep Orange Citrine, Pear Shape, VS, Photo A

2.85ctw Natural Deep Orange Citrine, Pear Shape, VS

Citrine

2.85ct total2 pcs
$ 28.50
10 x 7 mm (calibrated)
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5.00ct Natural Medium-Light Orange Sapphire, Cushion, VS-SI, Photo A
Sapphire Product Video (564805)

5.00ct Natural Medium-Light Orange Sapphire, Cushion, VS-SI

Sapphire

5.00ct1 pc
$ 3,412.99
9.8 x 8.9 mm
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55.87ct Natural Multicolor Rhodonite, Oval, Opaque, Photo A

55.87ct Natural Multicolor Rhodonite, Oval, Opaque

Rhodonite

55.87ct1 pc
$ 67.04
37.5 x 26.8 mm
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2.81ctw Natural Clear White Topaz, Cushion, VVS-VS, Photo A

2.81ctw Natural Clear White Topaz, Cushion, VVS-VS

Topaz

2.81ct total6 pcs
$ 18.55
4.6 x 4.5 mm
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0.34ct Natural Deep Green Kornerupine, Pear Shape, VVS, Photo A

0.34ct Natural Deep Green Kornerupine, Pear Shape, VVS

Kornerupine

0.34ct1 pc
$ 22.44
6 x 4 mm (calibrated)
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0.54ct Natural Light Lively Green Peridot, Marquise, VVS-VS, Photo A

0.54ct Natural Light Lively Green Peridot, Marquise, VVS-VS

Peridot

0.54ct1 pc
$ 9.72
8 x 4 mm (calibrated)
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1.50ct Natural Multicolor Opal, Oval, Opaque, Photo A

1.50ct Natural Multicolor Opal, Oval, Opaque

Opal

1.50ct1 pc
$ 54.00
9 x 7 mm (calibrated)
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8.57ctw Natural White with Black Dendritic Agate, Pear Shape, Opaque, Photo A

8.57ctw Natural White with Black Dendritic Agate, Pear Shape, Opaque

Dendritic Agate

8.57ct total2 pcs
$ 8.23
14 x 10 mm (calibrated)
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7.31ct Natural Medium Green Malachite, Oval, Opaque, Photo A

7.31ct Natural Medium Green Malachite, Oval, Opaque

Malachite

7.31ct1 pc
$ 8.77
14 x 10 mm (calibrated)
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5.11ctw Natural Dark Golden Citrine, Oval, VVS-VS, Photo A

5.11ctw Natural Dark Golden Citrine, Oval, VVS-VS

Citrine

5.11ct total2 pcs
$ 33.73
10 x 8 mm (calibrated)
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8.68ctw Natural Dark Red Hessonite Garnet, Oval, Translucent, Photo A

8.68ctw Natural Dark Red Hessonite Garnet, Oval, Translucent

Hessonite Garnet

8.68ct total2 pcs
$ 57.29
12 x 8 mm (calibrated)
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0.07ct Natural Blue Diamond, Square, VS-SI, Photo A

0.07ct Natural Blue Diamond, Square, VS-SI

Diamond

0.07ct1 pc
$ 78.56
2.1 x 2.1 mm
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1.44ct Natural Deep Orange Hessonite Garnet, Cushion, VS, Photo A

1.44ct Natural Deep Orange Hessonite Garnet, Cushion, VS

Hessonite Garnet

1.44ct1 pc
$ 34.56
7 x 5 mm (calibrated)
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2.62ct Natural Medium Orange Sunstone, Oval, Transparent, Photo A

2.62ct Natural Medium Orange Sunstone, Oval, Transparent

Sunstone

2.62ct1 pc
$ 24.05
10 x 8 mm (calibrated)
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0.48ct Natural Gold Citrine, Marquise, VVS, Photo A

0.48ct Natural Gold Citrine, Marquise, VVS

Citrine

0.48ct1 pc
$ 4.03
8 x 4 mm (calibrated)
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2.36ctw Natural White Zircon, Oval, VVS, Photo A

2.36ctw Natural White Zircon, Oval, VVS

Zircon

2.36ct total2 pcs
$ 16.98
7 x 5 mm (calibrated)
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15.61ct Natural Multicolor Agate, Fancy, Opaque, Photo A

15.61ct Natural Multicolor Agate, Fancy, Opaque

Agate

15.61ct1 pc
$ 32.94
16.7 x 9.6 mm
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0.60ct Natural Medium Orange Sapphire, Oval, VS, Photo A

0.60ct Natural Medium Orange Sapphire, Oval, VS

Sapphire

0.60ct1 pc
$ 108.00
6 x 4 mm (calibrated)
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2.10ct Natural Swiss Blue Topaz, Octagon / Emerald Cut, VVS-VS, Photo A

2.10ct Natural Swiss Blue Topaz, Octagon / Emerald Cut, VVS-VS

Topaz

2.10ct1 pc
$ 16.80
8 x 6 mm (calibrated)
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7.20ct Natural Blue Zircon, Oval, VS, Photo A
Zircon Product Video (286422)

7.20ct Natural Blue Zircon, Oval, VS

Zircon

7.20ct1 pc
$ 1,188.00
10 x 8 mm (calibrated)
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0.67ct Natural Reddish Orange Sapphire, Oval, VVS-VS, Photo A

0.67ct Natural Reddish Orange Sapphire, Oval, VVS-VS

Sapphire

0.67ct1 pc
$ 42.56
6 x 4 mm (calibrated)
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7.36ct Natural Iris Violet Amethyst, Briolette, VS, Photo A

7.36ct Natural Iris Violet Amethyst, Briolette, VS

Amethyst

7.36ct1 pc
$ 38.86
14 x 9 mm (calibrated)
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0.51ct Natural Medium Light-Orange Spessartite Garnet, Oval, VS, Photo A

0.51ct Natural Medium Light-Orange Spessartite Garnet, Oval, VS

Spessartite Garnet

0.51ct1 pc
$ 18.36
5 x 4 mm (calibrated)
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10.30ct Natural Multicolor Ammolite, Pear Shape, Opaque, Photo A

10.30ct Natural Multicolor Ammolite, Pear Shape, Opaque

Ammolite

10.30ct1 pc
$ 203.94
22.2 x 12.7 mm
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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 -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
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Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
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Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
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Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
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Overall Rating -> 10 star ratings

Love, and have always loved, your website.

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Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

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Enlarged Gemstone Image