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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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4.25ct Natural Medium Golden Citrine, Oval, VVS-VS, Photo A

4.25ct Natural Medium Golden Citrine, Oval, VVS-VS

Citrine

4.25ct1 pc
$ 32.60
12 x 10 mm (calibrated)
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0.80ct Natural Pinkish Red Ruby, Octagon / Emerald Cut, VS, Photo A

0.80ct Natural Pinkish Red Ruby, Octagon / Emerald Cut, VS

Ruby

0.80ct1 pc
$ 71.71
6 x 4 mm (calibrated)
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5.30ct Natural Multicolor Pietersite, Pear Shape, Opaque, Photo A

5.30ct Natural Multicolor Pietersite, Pear Shape, Opaque

Pietersite

5.30ct1 pc
$ 12.51
16.7 x 10.5 mm
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3.16ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

3.16ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

3.16ct1 pc
$ 79.44
15.8 x 8.3 mm
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5.67ct Natural Gold Citrine, Marquise, VVS, Photo A

5.67ct Natural Gold Citrine, Marquise, VVS

Citrine

5.67ct1 pc
$ 39.53
20 x 10 mm (calibrated)
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1.95ctw Natural Medium Pink Morganite, Pear Shape, VVS-VS, Photo A

1.95ctw Natural Medium Pink Morganite, Pear Shape, VVS-VS

Morganite

1.95ct total4 pcs
$ 170.91
7.8 x 4 mm
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1.95ct Natural White Zircon, Round, VVS-VS, Photo A

1.95ct Natural White Zircon, Round, VVS-VS

Zircon

1.95ct1 pc
$ 45.61
7 mm (calibrated)
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0.39ct Natural Light Blue Kyanite, Round, SI, Photo A

0.39ct Natural Light Blue Kyanite, Round, SI

Kyanite

0.39ct1 pc
$ 9.71
4 mm (calibrated)
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3.01ctw Natural Multicolor Sapphire, Square, VS, Photo A

3.01ctw Natural Multicolor Sapphire, Square, VS

Sapphire

3.01ct total15 pcs
$ 209.86
3 x 3 mm (calibrated)
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6.84ct Natural White with Black Dendritic Agate, Pear Shape, Opaque, Photo A

6.84ct Natural White with Black Dendritic Agate, Pear Shape, Opaque

Dendritic Agate

6.84ct1 pc
$ 5.44
16 x 12 mm (calibrated)
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1.86ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS, Photo A

1.86ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS

Tanzanite

1.86ct total4 pcs
$ 120.42
6 x 4 mm (calibrated)
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9.34ct Natural Light Blue Larimar, Pear Shape, Opaque, Photo A
Larimar Product Video (391511)

9.34ct Natural Light Blue Larimar, Pear Shape, Opaque

Larimar

9.34ct1 pc
$ 111.64
24.2 x 12.6 mm
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18.49ct Natural Medium Violet Amethyst, Cushion, VVS, Photo A

18.49ct Natural Medium Violet Amethyst, Cushion, VVS

Amethyst

18.49ct1 pc
$ 128.92
20 x 15 mm (calibrated)
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1.43ctw Natural Deep Azure Apatite, Oval, VS-SI, Photo A

1.43ctw Natural Deep Azure Apatite, Oval, VS-SI

Apatite

1.43ct total4 pcs
$ 29.39
5 x 4 mm (calibrated)
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5.26ctw Natural Medium Green Peridot, Oval, VS, Photo A

5.26ctw Natural Medium Green Peridot, Oval, VS

Peridot

5.26ct total4 pcs
$ 57.63
7.6 x 5.8 mm
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0.66ct Natural Light Greenish Yellow Sapphire, Oval, VS, Photo A

0.66ct Natural Light Greenish Yellow Sapphire, Oval, VS

Sapphire

0.66ct1 pc
$ 73.60
6.7 x 4.9 mm
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0.68ct Natural Intense Purple Sapphire, Oval, VVS-VS, Photo A

0.68ct Natural Intense Purple Sapphire, Oval, VVS-VS

Sapphire

0.68ct1 pc
$ 223.50
6.3 x 4.7 mm
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1.08ct Natural Dark Brown Color-Change Garnet, Octagon / Emerald Cut, VVS-VS, Photo A

1.08ct Natural Dark Brown Color-Change Garnet, Octagon / Emerald Cut, VVS-VS

Color-Change Garnet

1.08ct1 pc
$ 86.29
6.5 x 4.8 mm
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1.05ct Natural Medium Red Ruby, Round, VS-SI, Photo A

1.05ct Natural Medium Red Ruby, Round, VS-SI

Ruby

1.05ct1 pc
$ 322.11
6 mm (calibrated)
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0.97ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS, Photo A

0.97ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS

Color-Change Diaspore

0.97ct1 pc
$ 29.76
7 x 4.5 mm
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52.90ct Natural Medium-Dark Brown Tiger's Eye, Pear Shape, Opaque, Photo A

52.90ct Natural Medium-Dark Brown Tiger's Eye, Pear Shape, Opaque

Tiger's Eye

52.90ct1 pc
$ 24.34
41.6 x 27.4 mm
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8.50ct Natural Bi-color Ametrine, Pear Shape, VS, Photo A

8.50ct Natural Bi-color Ametrine, Pear Shape, VS

Ametrine

8.50ct1 pc
$ 65.19
16.3 x 10.6 mm
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4.24ctw Natural White Zircon, Oval, VS, Photo A

4.24ctw Natural White Zircon, Oval, VS

Zircon

4.24ct total6 pcs
$ 27.87
6 x 4 mm (calibrated)
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1.91ctw Natural Violet Blue Tanzanite, Oval, VVS-VS, Photo A

1.91ctw Natural Violet Blue Tanzanite, Oval, VVS-VS

Tanzanite

1.91ct total4 pcs
$ 123.65
5.7 x 4 mm
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4.30ctw Natural Currant Red Pyrope Garnet, Marquise, VVS, Photo A

4.30ctw Natural Currant Red Pyrope Garnet, Marquise, VVS

Pyrope Garnet

4.30ct total2 pcs
$ 19.63
12.1 x 6 mm
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1.62ct Natural Golden Green Brown Sphene, Oval, Transparent, Photo A

1.62ct Natural Golden Green Brown Sphene, Oval, Transparent

Sphene

1.62ct1 pc
$ 8.07
6.8 x 6.3 mm
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0.67ct Natural Light Yellow Color-Change Diaspore, Cushion, VVS, Photo A

0.67ct Natural Light Yellow Color-Change Diaspore, Cushion, VVS

Color-Change Diaspore

0.67ct1 pc
$ 35.37
5.2 x 5.1 mm
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2.82ctw Natural Warm Brown Smoky Quartz, Baguette, VVS, Photo A

2.82ctw Natural Warm Brown Smoky Quartz, Baguette, VVS

Smoky Quartz

2.82ct total2 pcs
$ 19.66
9 x 6 mm (calibrated)
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2.06ct Natural Dark Purple Rhodolite Garnet, Oval, VS, Photo A

2.06ct Natural Dark Purple Rhodolite Garnet, Oval, VS

Rhodolite Garnet

2.06ct1 pc
$ 62.68
7.7 x 6.7 mm
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0.49ct Natural Bright Orange Sapphire, Heart, VS, Photo A

0.49ct Natural Bright Orange Sapphire, Heart, VS

Sapphire

0.49ct1 pc
$ 30.26
4.6 x 4.6 mm
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13.64ct Natural Multicolor Jasper, Oval, Opaque, Photo A

13.64ct Natural Multicolor Jasper, Oval, Opaque

Jasper

13.64ct1 pc
$ 11.27
23.2 x 17.2 mm
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2.80ctw Natural Deep Scarlet Red Pyrope Garnet, Square, VS, Photo A

2.80ctw Natural Deep Scarlet Red Pyrope Garnet, Square, VS

Pyrope Garnet

2.80ct total6 pcs
$ 21.47
4 x 4 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

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

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

easy site to navigate

Posted By Curt's Cabochons in June, 2025
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Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
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Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
Source: Bizrate
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