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Home Gemstones Gemstones By Shape Cabochon Gemstones

Natural Cabochon Gemstones

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

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1.14ct Natural Light Gold Beryl, Oval, VVS-VS, Photo A

1.14ct Natural Light Gold Beryl, Oval, VVS-VS

Beryl

1.14ct1 pc
$ 22.71
8 x 6 mm (calibrated)
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1.19ct Natural Bluish White Rainbow Moonstone, Round, Transparent, Photo A

1.19ct Natural Bluish White Rainbow Moonstone, Round, Transparent

Rainbow Moonstone

1.19ct1 pc
$ 20.26
7 mm (calibrated)
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3.18ctw Natural Light Mint Green Prehnite, Oval, Transparent, Photo A

3.18ctw Natural Light Mint Green Prehnite, Oval, Transparent

Prehnite

3.18ct total2 pcs
$ 17.42
7.5 x 5.8 mm
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0.09ct Natural Black Diamond, Round, Opaque, Photo A

0.09ct Natural Black Diamond, Round, Opaque

Diamond

0.09ct1 pc
$ 30.81
2.7 mm (calibrated)
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1.43ct Natural Multicolor Opal, Pear Shape, Translucent, Photo A

1.43ct Natural Multicolor Opal, Pear Shape, Translucent

Opal

1.43ct1 pc
$ 65.80
13 x 9 mm (calibrated)
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2.06ctw Natural Intense Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.06ctw Natural Intense Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.06ct total2 pcs
$ 18.06
9.7 x 4.9 mm
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9.95ct Natural Black Onyx, Pear Shape, Opaque, Photo A

9.95ct Natural Black Onyx, Pear Shape, Opaque

Onyx

9.95ct1 pc
$ 9.91
18 x 13 mm (calibrated)
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1.50ct Natural Light Shamrock Green Chrysoprase, Oval, Translucent, Photo A

1.50ct Natural Light Shamrock Green Chrysoprase, Oval, Translucent

Chrysoprase

1.50ct1 pc
$ 12.45
8 x 6 mm (calibrated)
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11.18ct Natural Medium Rose Pink Rose Quartz, Octagon / Emerald Cut, Transparent, Photo A

11.18ct Natural Medium Rose Pink Rose Quartz, Octagon / Emerald Cut, Transparent

Rose Quartz

11.18ct1 pc
$ 61.25
14 x 14 mm (calibrated)
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0.73ct Natural Bright Green Emerald, Oval, Translucent, Photo A

0.73ct Natural Bright Green Emerald, Oval, Translucent

Emerald

0.73ct1 pc
$ 58.17
5.9 x 4.9 mm
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0.44ct Natural Light Yellow Color-Change Diaspore, Oval, VVS, Photo A

0.44ct Natural Light Yellow Color-Change Diaspore, Oval, VVS

Color-Change Diaspore

0.44ct1 pc
$ 23.22
5 x 4 mm (calibrated)
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3.41ct Natural Medium Yellow Cat's Eye Apatite, Round, Translucent, Photo A

3.41ct Natural Medium Yellow Cat's Eye Apatite, Round, Translucent

Cat's Eye Apatite

3.41ct1 pc
$ 23.77
8 mm (calibrated)
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0.57ct Natural Bright Green Peridot, Oval, VS, Photo A

0.57ct Natural Bright Green Peridot, Oval, VS

Peridot

0.57ct1 pc
$ 10.22
6 x 4 mm (calibrated)
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1.93ct Natural Multicolor Opal, Oval, Transparent, Photo A
Opal Product Video (697569)

1.93ct Natural Multicolor Opal, Oval, Transparent

Opal

1.93ct1 pc
$ 48.54
11 x 8.1 mm
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0.48ct Natural Medium Purple Sapphire, Pear Shape, VS, Photo A

0.48ct Natural Medium Purple Sapphire, Pear Shape, VS

Sapphire

0.48ct1 pc
$ 53.54
6.6 x 4.5 mm
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5.32ct Natural Bluish White Rainbow Moonstone, Square, Transparent, Photo A

5.32ct Natural Bluish White Rainbow Moonstone, Square, Transparent

Rainbow Moonstone

5.32ct1 pc
$ 95.38
12.3 x 11.4 mm
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0.18ct Natural Deep Wine Red Ruby, Round, VS-SI, Photo A

0.18ct Natural Deep Wine Red Ruby, Round, VS-SI

Ruby

0.18ct1 pc
$ 59.36
3.5 mm (calibrated)
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5.33ctw Natural Swiss Blue Topaz, Heart, VS, Photo A

5.33ctw Natural Swiss Blue Topaz, Heart, VS

Topaz

5.33ct total2 pcs
$ 37.96
9 x 9 mm (calibrated)
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8.28ct Natural Clear with Copper Rutile Quartz, Oval, Transparent, Photo A

8.28ct Natural Clear with Copper Rutile Quartz, Oval, Transparent

Rutile Quartz

8.28ct1 pc
$ 22.68
15.3 x 11.3 mm
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1.16ct Natural Medium Red Rhodolite Garnet, Oval, VS, Photo A

1.16ct Natural Medium Red Rhodolite Garnet, Oval, VS

Rhodolite Garnet

1.16ct1 pc
$ 30.81
7 x 5 mm (calibrated)
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0.50ct Natural Light Green Sapphire, Oval, VVS, Photo A

0.50ct Natural Light Green Sapphire, Oval, VVS

Sapphire

0.50ct1 pc
$ 36.96
5.2 x 4.1 mm
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6.73ctw Natural White Zircon, Oval, VVS-VS, Photo A

6.73ctw Natural White Zircon, Oval, VVS-VS

Zircon

6.73ct total10 pcs
$ 40.99
6 x 4 mm (calibrated)
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1.14ct Natural Bright Green Emerald, Oval, Translucent, Photo A

1.14ct Natural Bright Green Emerald, Oval, Translucent

Emerald

1.14ct1 pc
$ 90.84
7.3 x 5.6 mm
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1.12ct Natural Deep Brownish Orange Zircon, Oval, VVS-VS, Photo A

1.12ct Natural Deep Brownish Orange Zircon, Oval, VVS-VS

Zircon

1.12ct1 pc
$ 16.73
6.1 x 4.9 mm
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0.70ct Natural Brownish Orange Zircon, Oval, VVS-VS, Photo A

0.70ct Natural Brownish Orange Zircon, Oval, VVS-VS

Zircon

0.70ct1 pc
$ 10.46
6 x 4 mm (calibrated)
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2.83ctw Natural Multicolor Labradorite, Marquise, Translucent, Photo A

2.83ctw Natural Multicolor Labradorite, Marquise, Translucent

Labradorite

2.83ct total2 pcs
$ 6.26
10 x 5 mm (calibrated)
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13.82ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

13.82ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

13.82ct1 pc
$ 151.41
24.8 x 12.5 mm
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2.55ct Natural Medium Yellow Apatite, Pear Shape, VS, Photo A

2.55ct Natural Medium Yellow Apatite, Pear Shape, VS

Apatite

2.55ct1 pc
$ 69.85
10.5 x 7.6 mm
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7.89ct Natural Multicolor Jasper, Oval, Opaque, Photo A

7.89ct Natural Multicolor Jasper, Oval, Opaque

Jasper

7.89ct1 pc
$ 17.29
18 x 13 mm (calibrated)
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0.05ct Natural Blue Diamond, Round, VS, Photo A

0.05ct Natural Blue Diamond, Round, VS

Diamond

0.05ct1 pc
$ 49.80
2.1 mm (calibrated)
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2.37ctw Natural Deep Blood Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.37ctw Natural Deep Blood Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.37ct total2 pcs
$ 20.77
10.1 x 5 mm
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13.68ct Natural Golden-Orange Calcite, Pear Shape, Translucent, Photo A

13.68ct Natural Golden-Orange Calcite, Pear Shape, Translucent

Calcite

13.68ct1 pc
$ 9.40
24.9 x 12.9 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 -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Found a rock that met my need. Bought it!

Posted By Skot in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Fast snd easy to find what I was looking for

Posted By Bawb in May, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate
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