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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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3.60ct Natural Warm Green Agate, Flower Cut, Translucent, Photo A

3.60ct Natural Warm Green Agate, Flower Cut, Translucent

Agate

3.60ct1 pc
$ 11.88
15.6 x 9.2 mm
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1.18ct Natural Forest Green Tourmaline, Baguette, VVS, Photo A

1.18ct Natural Forest Green Tourmaline, Baguette, VVS

Tourmaline

1.18ct1 pc
$ 49.56
7.8 x 4.2 mm
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14.48ct Natural Dark Red Ruby, Oval, Translucent, Photo A

14.48ct Natural Dark Red Ruby, Oval, Translucent

Ruby

14.48ct1 pc
$ 458.72
16 x 12 mm (calibrated)
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0.03ct Natural Black Diamond, Round, Opaque, Photo A

0.03ct Natural Black Diamond, Round, Opaque

Diamond

0.03ct1 pc
$ 12.37
2 mm (calibrated)
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4.26ct Natural Deep Red Almandine Garnet, Oval, VVS, Photo A

4.26ct Natural Deep Red Almandine Garnet, Oval, VVS

Almandine Garnet

4.26ct1 pc
$ 178.92
10.7 x 8.2 mm
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16.02ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent, Photo A

16.02ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent

Rainbow Moonstone

16.02ct1 pc
$ 288.36
19.4 x 16.2 mm
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6.74ct Natural Multicolor Pietersite, Oval, Opaque, Photo A

6.74ct Natural Multicolor Pietersite, Oval, Opaque

Pietersite

6.74ct1 pc
$ 19.90
16.1 x 10.4 mm
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0.91ct Natural Yellowish Green Sphene, Oval, Transparent, Photo A

0.91ct Natural Yellowish Green Sphene, Oval, Transparent

Sphene

0.91ct1 pc
$ 5.46
6.4 x 5.3 mm
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0.94ct Natural Orange Brown Zircon, Oval, VVS-VS, Photo A

0.94ct Natural Orange Brown Zircon, Oval, VVS-VS

Zircon

0.94ct1 pc
$ 16.92
6 x 4.9 mm
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1.89ct Natural Yellowish Brown Tiger's Eye, Pear Shape, Opaque, Photo A

1.89ct Natural Yellowish Brown Tiger's Eye, Pear Shape, Opaque

Tiger's Eye

1.89ct1 pc
$ 2.95
8 x 8 mm (calibrated)
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1.97ct Natural Golden-Yellow Citrine, Round, VVS, Photo A

1.97ct Natural Golden-Yellow Citrine, Round, VVS

Citrine

1.97ct1 pc
$ 16.55
8 mm (calibrated)
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2.58ct Natural Light Purple Kunzite, Fancy, VVS, Photo A
Kunzite Product Video (691840)

2.58ct Natural Light Purple Kunzite, Fancy, VVS

Kunzite

2.58ct1 pc
$ 68.11
10 x 7 mm (calibrated)
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0.56ct Natural Currant Red Pyrope Garnet, Heart, VVS-VS, Photo A

0.56ct Natural Currant Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

0.56ct1 pc
$ 16.80
5 x 5 mm (calibrated)
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1.48ctw Natural Intense Blue Apatite, Oval, VS-SI, Photo A

1.48ctw Natural Intense Blue Apatite, Oval, VS-SI

Apatite

1.48ct total4 pcs
$ 36.84
5 x 4 mm (calibrated)
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2.41ct Natural Deep Pink Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

2.41ct Natural Deep Pink Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

2.41ct1 pc
$ 182.92
7.7 x 6.8 mm
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2.42ct Natural Medium Brown Smoky Quartz, Oval, VVS, Photo A

2.42ct Natural Medium Brown Smoky Quartz, Oval, VVS

Smoky Quartz

2.42ct1 pc
$ 17.42
10 x 8 mm (calibrated)
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3.74ct Natural Multicolor Opal Triplet, Pear Shape, Opaque, Photo A

3.74ct Natural Multicolor Opal Triplet, Pear Shape, Opaque

Opal Triplet

3.74ct1 pc
$ 112.20
17.7 x 9 mm
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2.34ct Natural Purplish Blue Chalcedony, Oval, Transparent, Photo A

2.34ct Natural Purplish Blue Chalcedony, Oval, Transparent

Chalcedony

2.34ct1 pc
$ 5.62
10 x 8 mm (calibrated)
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0.66ct Natural Multicolor Sapphire, Cushion, VVS, Photo A

0.66ct Natural Multicolor Sapphire, Cushion, VVS

Sapphire

0.66ct1 pc
$ 79.20
5.6 x 5.6 mm
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5.39ct Natural Gingerbread Brown Smoky Quartz, Octagon / Emerald Cut, VVS-VS, Photo A

5.39ct Natural Gingerbread Brown Smoky Quartz, Octagon / Emerald Cut, VVS-VS

Smoky Quartz

5.39ct1 pc
$ 28.46
13 x 10 mm
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0.79ct Natural Apricot Orange Sphalerite, Oval, VS-SI, Photo A

0.79ct Natural Apricot Orange Sphalerite, Oval, VS-SI

Sphalerite

0.79ct1 pc
$ 47.40
5.7 x 4.6 mm
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3.22ct Natural Multicolor Opal Triplet, Fancy, Opaque, Photo A

3.22ct Natural Multicolor Opal Triplet, Fancy, Opaque

Opal Triplet

3.22ct1 pc
$ 96.60
16.9 x 8.4 mm
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44.80ct Natural Bi-color Ametrine, Oval, VVS, Photo A

44.80ct Natural Bi-color Ametrine, Oval, VVS

Ametrine

44.80ct1 pc
$ 295.68
26.6 x 21.4 mm
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0.56ct Natural Medium Violet Sapphire, Oval, VS, Photo A

0.56ct Natural Medium Violet Sapphire, Oval, VS

Sapphire

0.56ct1 pc
$ 88.70
5.9 x 4.3 mm
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1.63ct Natural Medium Pink Tourmaline, Oval, Transparent, Photo A

1.63ct Natural Medium Pink Tourmaline, Oval, Transparent

Tourmaline

1.63ct1 pc
$ 58.68
8.2 x 6.3 mm
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7.04ct Natural Medium Violet Amethyst, Pear Shape, VVS-VS, Photo A

7.04ct Natural Medium Violet Amethyst, Pear Shape, VVS-VS

Amethyst

7.04ct1 pc
$ 65.05
16 x 12 mm (calibrated)
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0.88ct Natural Intense Orange Fire Opal, Oval, Transparent, Photo A

0.88ct Natural Intense Orange Fire Opal, Oval, Transparent

Fire Opal

0.88ct1 pc
$ 36.96
8 x 6 mm (calibrated)
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2.35ctw Natural Bright Gold Citrine, Square, VS, Photo A

2.35ctw Natural Bright Gold Citrine, Square, VS

Citrine

2.35ct total2 pcs
$ 15.52
6 x 6 mm (calibrated)
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0.64ct Natural Golden Sapphire, Round, VS, Photo A

0.64ct Natural Golden Sapphire, Round, VS

Sapphire

0.64ct1 pc
$ 47.17
5 mm (calibrated)
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0.42ct Natural Deep Blood Red Spinel, Pear Shape, VVS-VS, Photo A

0.42ct Natural Deep Blood Red Spinel, Pear Shape, VVS-VS

Spinel

0.42ct1 pc
$ 42.00
5.8 x 4.3 mm
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0.30ct Natural Golden Sapphire, Pear Shape, VVS-VS, Photo A

0.30ct Natural Golden Sapphire, Pear Shape, VVS-VS

Sapphire

0.30ct1 pc
$ 16.87
5.9 x 3.8 mm
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5.72ct Natural Earthy Yellow Rutile Quartz, Oval, Transparent, Photo A

5.72ct Natural Earthy Yellow Rutile Quartz, Oval, Transparent

Rutile Quartz

5.72ct1 pc
$ 18.88
13 x 9 mm (calibrated)
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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

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Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
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Overall Rating -> 9 star ratings

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

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Overall Rating -> 10 star ratings

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Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
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Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
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Overall Rating -> 10 star ratings

It was all good

Posted By Debsarabs in February, 2026
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