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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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3.67ct Natural Gold Citrine, Pear Shape, VVS-VS, Photo A

3.67ct Natural Gold Citrine, Pear Shape, VVS-VS

Citrine

3.67ct1 pc
$ 28.68
12 x 10 mm (calibrated)
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31.10ct Natural Multicolor Jasper, Pear Shape, Opaque, Photo A

31.10ct Natural Multicolor Jasper, Pear Shape, Opaque

Jasper

31.10ct1 pc
$ 34.07
28.3 x 21.6 mm
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0.38ct Natural Bright Gold Citrine, Heart, VVS-VS, Photo A

0.38ct Natural Bright Gold Citrine, Heart, VVS-VS

Citrine

0.38ct1 pc
$ 3.03
5 x 5 mm (calibrated)
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0.51ct Natural Pistachio Green Emerald, Pear Shape, SI-I1, Photo A

0.51ct Natural Pistachio Green Emerald, Pear Shape, SI-I1

Emerald

0.51ct1 pc
$ 50.80
6 x 4.4 mm
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0.87ctw Natural Medium Green Peridot, Marquise, VS, Photo A

0.87ctw Natural Medium Green Peridot, Marquise, VS

Peridot

0.87ct total2 pcs
$ 13.86
8.1 x 3.7 mm
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0.02ct Natural Black Diamond, Round, Opaque, Photo A

0.02ct Natural Black Diamond, Round, Opaque

Diamond

0.02ct1 pc
$ 15.94
1.9 mm (calibrated)
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26.36ct Natural White with Black Dendritic Agate, Pear Shape, Opaque, Photo A

26.36ct Natural White with Black Dendritic Agate, Pear Shape, Opaque

Dendritic Agate

26.36ct1 pc
$ 18.38
31.8 x 20.6 mm
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1.07ctw Natural London Blue Topaz, Oval, VS, Photo A

1.07ctw Natural London Blue Topaz, Oval, VS

Topaz

1.07ct total2 pcs
$ 8.52
6 x 4 mm (calibrated)
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10.70ctw Natural Earthy Yellow Rutile Quartz, Round, Transparent, Photo A

10.70ctw Natural Earthy Yellow Rutile Quartz, Round, Transparent

Rutile Quartz

10.70ct total2 pcs
$ 29.18
11 mm (calibrated)
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1.65ctw Natural White Zircon, Oval, VVS-VS, Photo A

1.65ctw Natural White Zircon, Oval, VVS-VS

Zircon

1.65ct total2 pcs
$ 9.90
6.3 x 4.2 mm
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13.70ct Natural Pale Earthy Green Prehnite, Flower Cut, Translucent, Photo A

13.70ct Natural Pale Earthy Green Prehnite, Flower Cut, Translucent

Prehnite

13.70ct1 pc
$ 20.72
22.4 x 13.8 mm
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0.30ct Natural Reddish Orange Spessartite Garnet, Baguette, SI, Photo A

0.30ct Natural Reddish Orange Spessartite Garnet, Baguette, SI

Spessartite Garnet

0.30ct1 pc
$ 10.16
4.2 x 3.1 mm
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0.11ct Natural Medium Green Emerald, Baguette, VS, Photo A

0.11ct Natural Medium Green Emerald, Baguette, VS

Emerald

0.11ct1 pc
$ 19.80
2.9 x 2.6 mm
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0.97ct Natural Deep Azure Blue Kyanite, Oval, SI, Photo A

0.97ct Natural Deep Azure Blue Kyanite, Oval, SI

Kyanite

0.97ct1 pc
$ 21.26
7 x 5 mm (calibrated)
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3.35ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

3.35ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

3.35ct total4 pcs
$ 25.70
7 x 5 mm (calibrated)
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1.40ctw Natural Dark Orange-Gold Citrine, Pear Shape, VS, Photo A

1.40ctw Natural Dark Orange-Gold Citrine, Pear Shape, VS

Citrine

1.40ct total2 pcs
$ 7.67
8 x 5 mm (calibrated)
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1.45ctw Natural Multicolor Opal, Oval, Opaque, Photo A

1.45ctw Natural Multicolor Opal, Oval, Opaque

Opal

1.45ct total2 pcs
$ 43.33
8 x 6 mm (calibrated)
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85.07ct Natural Vivid Pink Violet Amethyst, Oval, VVS-VS, Photo A
Amethyst Product Video (638594)

85.07ct Natural Vivid Pink Violet Amethyst, Oval, VVS-VS

Amethyst

85.07ct1 pc
$ 593.11
32.6 x 24.9 mm
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5.29ct Natural Multicolor Fire Agate, Fancy, Translucent, Photo A

5.29ct Natural Multicolor Fire Agate, Fancy, Translucent

Fire Agate

5.29ct1 pc
$ 45.50
13.9 x 10.2 mm
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6.53ctw Natural Black Onyx, Trillion, Opaque, Photo A

6.53ctw Natural Black Onyx, Trillion, Opaque

Onyx

6.53ct total2 pcs
$ 6.51
9.9 x 9.4 mm
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13.54ct Natural Light Red Ruby, Oval, Translucent, Photo A
Ruby Product Video (623828)

13.54ct Natural Light Red Ruby, Oval, Translucent

Ruby

13.54ct1 pc
$ 356.03
16 x 12 mm (calibrated)
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0.40ct Natural Deep Golden Orange Citrine, Heart, VVS-VS, Photo A

0.40ct Natural Deep Golden Orange Citrine, Heart, VVS-VS

Citrine

0.40ct1 pc
$ 3.19
5 x 5 mm (calibrated)
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0.18ct Natural Very Light Green Sapphire, Square, VVS-VS, Photo A

0.18ct Natural Very Light Green Sapphire, Square, VVS-VS

Sapphire

0.18ct1 pc
$ 25.10
3 x 3 mm (calibrated)
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1.77ctw Natural Light Golden Morganite, Pear Shape, VS, Photo A

1.77ctw Natural Light Golden Morganite, Pear Shape, VS

Morganite

1.77ct total2 pcs
$ 96.96
8 x 6 mm (calibrated)
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29.15ct Natural Light Grey Green Jadeite, Fancy, Translucent, Photo A

29.15ct Natural Light Grey Green Jadeite, Fancy, Translucent

Jadeite

29.15ct1 pc
$ 12.48
30.1 x 14.6 mm
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0.88ct Natural Medium Pink Morganite, Pear Shape, VS, Photo A

0.88ct Natural Medium Pink Morganite, Pear Shape, VS

Morganite

0.88ct1 pc
$ 53.03
9.2 x 5.2 mm
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0.83ct Natural Very Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS, Photo A

0.83ct Natural Very Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS

Color-Change Diaspore

0.83ct1 pc
$ 30.83
7.1 x 4.4 mm
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0.97ct Natural London Blue Topaz, Oval, VVS-VS, Photo A

0.97ct Natural London Blue Topaz, Oval, VVS-VS

Topaz

0.97ct1 pc
$ 11.11
7 x 5 mm (calibrated)
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0.90ct Natural Light Gold Beryl, Oval, VS, Photo A

0.90ct Natural Light Gold Beryl, Oval, VS

Beryl

0.90ct1 pc
$ 17.93
8 x 6 mm (calibrated)
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5.15ctw Natural Sky Blue Topaz, Heart, VVS, Photo A

5.15ctw Natural Sky Blue Topaz, Heart, VVS

Topaz

5.15ct total2 pcs
$ 36.84
9 x 9 mm (calibrated)
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30.94ct Natural Multicolor Boulder Opal, Fancy, Opaque, Photo A
Boulder Opal Product Video (521754)

30.94ct Natural Multicolor Boulder Opal, Fancy, Opaque

Boulder Opal

30.94ct1 pc
$ 169.49
25.4 x 20.1 mm
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1.69ct Natural Multicolor Black Opal, Oval, Translucent, Photo A

1.69ct Natural Multicolor Black Opal, Oval, Translucent

Black Opal

1.69ct1 pc
$ 42.08
10.5 x 8.2 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 -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ 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 -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was good. There was a large selection at prices I could afford.

Posted By Zorah in February, 2026
Source: Bizrate
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