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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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3.06ctw Natural Swiss Blue Topaz, Pear Shape, VVS-VS, Photo A

3.06ctw Natural Swiss Blue Topaz, Pear Shape, VVS-VS

Topaz

3.06ct total4 pcs
$ 23.46
7 x 5 mm (calibrated)
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1.05ct Natural Deep Violet Spinel, Oval, VS-SI, Photo A

1.05ct Natural Deep Violet Spinel, Oval, VS-SI

Spinel

1.05ct1 pc
$ 108.17
6.7 x 5.6 mm
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1.06ct Natural Dark Golden Citrine, Octagon / Emerald Cut, VVS, Photo A

1.06ct Natural Dark Golden Citrine, Octagon / Emerald Cut, VVS

Citrine

1.06ct1 pc
$ 7.39
8 x 6 mm (calibrated)
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0.64ct Natural Multicolor Chocolate Opal, Oval, Opaque, Photo A

0.64ct Natural Multicolor Chocolate Opal, Oval, Opaque

Chocolate Opal

0.64ct1 pc
$ 19.12
7 x 5 mm (calibrated)
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0.61ct Natural Royal Purple Pink Sapphire, Round, VS, Photo A
Sapphire Product Video (627623)

0.61ct Natural Royal Purple Pink Sapphire, Round, VS

Sapphire

0.61ct1 pc
$ 266.24
5.5 mm (calibrated)
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1.01ctw Natural Sangria Red Pyrope Garnet, Heart, VVS-VS, Photo A

1.01ctw Natural Sangria Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

1.01ct total2 pcs
$ 8.05
5 x 5 mm (calibrated)
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21.16ct Natural Pinkish Violet Amethyst, Octagon / Emerald Cut, VVS, Photo A
Amethyst Product Video (692719)

21.16ct Natural Pinkish Violet Amethyst, Octagon / Emerald Cut, VVS

Amethyst

21.16ct1 pc
$ 147.52
20 x 15 mm (calibrated)
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2.41ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.41ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.41ct total2 pcs
$ 21.12
10 x 5.1 mm
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16.16ct Natural Multicolor Labradorite, Pear Shape, Translucent, Photo A

16.16ct Natural Multicolor Labradorite, Pear Shape, Translucent

Labradorite

16.16ct1 pc
$ 35.74
20 x 15 mm (calibrated)
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7.37ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent, Photo A

7.37ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent

Rainbow Moonstone

7.37ct1 pc
$ 132.13
17.9 x 11.1 mm
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26.24ctw Natural Multicolor Fossil Coral, Oval, Opaque, Photo A

26.24ctw Natural Multicolor Fossil Coral, Oval, Opaque

Fossil Coral

26.24ct total2 pcs
$ 33.92
21.3 x 13.2 mm
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29.95ctw Natural Multicolor Fossil Coral, Cushion, Translucent, Photo A

29.95ctw Natural Multicolor Fossil Coral, Cushion, Translucent

Fossil Coral

29.95ct total2 pcs
$ 59.06
19.3 x 11.8 mm
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4.24ct Natural Honey Yellow Agate, Oval, Translucent, Photo A

4.24ct Natural Honey Yellow Agate, Oval, Translucent

Agate

4.24ct1 pc
$ 9.30
11.8 x 9.6 mm
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1.84ct Natural Orange Pink Tourmaline, Octagon / Emerald Cut, VS, Photo A
Tourmaline Product Video (512162)

1.84ct Natural Orange Pink Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

1.84ct1 pc
$ 139.10
9.6 x 5.3 mm
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1.71ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

1.71ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

1.71ct1 pc
$ 46.85
14.8 x 3.8 mm
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2.37ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS, Photo A

2.37ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS

Tanzanite

2.37ct total5 pcs
$ 194.75
6 x 4 mm (calibrated)
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2.21ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.21ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.21ct total2 pcs
$ 19.37
9.7 x 5 mm
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0.56ct Natural Light Yellow Grossularite Garnet, Round, VS, Photo A

0.56ct Natural Light Yellow Grossularite Garnet, Round, VS

Grossularite Garnet

0.56ct1 pc
$ 14.11
5 mm (calibrated)
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0.78ctw Natural Light Gold Sapphire, Square, VS, Photo A

0.78ctw Natural Light Gold Sapphire, Square, VS

Sapphire

0.78ct total2 pcs
$ 40.22
3.7 x 3.7 mm
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1.82ct Natural Medium Orange Tourmaline, Oval, VS, Photo A

1.82ct Natural Medium Orange Tourmaline, Oval, VS

Tourmaline

1.82ct1 pc
$ 211.48
8 x 6.8 mm
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3.45ct Natural Medium Golden Citrine, Octagon / Emerald Cut, Transparent, Photo A

3.45ct Natural Medium Golden Citrine, Octagon / Emerald Cut, Transparent

Citrine

3.45ct1 pc
$ 26.46
12 x 10 mm (calibrated)
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1.56ct Natural Dark Pink Ruby, Oval, VS-SI, Photo A

1.56ct Natural Dark Pink Ruby, Oval, VS-SI

Ruby

1.56ct1 pc
$ 139.84
8 x 6 mm (calibrated)
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1.49ct Natural Multicolor Opal, Oval, Translucent, Photo A

1.49ct Natural Multicolor Opal, Oval, Translucent

Opal

1.49ct1 pc
$ 48.97
10.6 x 7.1 mm
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1.77ct Natural Vivid Violet Amethyst, Heart, VS, Photo A

1.77ct Natural Vivid Violet Amethyst, Heart, VS

Amethyst

1.77ct1 pc
$ 13.58
8 x 8 mm (calibrated)
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5.58ct Natural Light Orange Sunstone, Oval, Translucent, Photo A

5.58ct Natural Light Orange Sunstone, Oval, Translucent

Sunstone

5.58ct1 pc
$ 32.03
13.1 x 10.3 mm
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16.49ct Natural Multicolor Agate, Fancy, Opaque, Photo A

16.49ct Natural Multicolor Agate, Fancy, Opaque

Agate

16.49ct1 pc
$ 28.88
19.2 x 9.1 mm
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2.49ct Natural Medium Yellow Apatite, Octagon / Emerald Cut, VS, Photo A

2.49ct Natural Medium Yellow Apatite, Octagon / Emerald Cut, VS

Apatite

2.49ct1 pc
$ 128.22
8 x 8 mm (calibrated)
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4.49ct Natural Translucent White Moonstone, Oval, Translucent, Photo A

4.49ct Natural Translucent White Moonstone, Oval, Translucent

Moonstone

4.49ct1 pc
$ 49.19
12 x 10 mm (calibrated)
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0.17ct Natural Deep Reddish Pink Ruby, Round, VS, Photo A

0.17ct Natural Deep Reddish Pink Ruby, Round, VS

Ruby

0.17ct1 pc
$ 56.07
3.3 mm
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0.53ct Natural Bright Orange Sapphire, Pear Shape, VVS-VS, Photo A

0.53ct Natural Bright Orange Sapphire, Pear Shape, VVS-VS

Sapphire

0.53ct1 pc
$ 56.03
6 x 4 mm (calibrated)
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2.82ctw Natural Swiss Blue Topaz, Fancy, VVS-VS, Photo A

2.82ctw Natural Swiss Blue Topaz, Fancy, VVS-VS

Topaz

2.82ct total2 pcs
$ 15.45
9.8 x 5 mm
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87.69ct Natural Forest Green Moss Agate, Square, Opaque, Photo A

87.69ct Natural Forest Green Moss Agate, Square, Opaque

Moss Agate

87.69ct1 pc
$ 72.78
26.6 x 26.4 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

This is the first time I have used this site. I was dissatisfied with the quality of gems and supplies elsewhere and decided to try GemSelect. They are awesome! I was thrilled to see the variety and the great web performance. There was the ability to search for information as well as gems. Things like the clarity rating system and caret weight of the gems. I have always loved making things and I have just started to make jewelry as a business. However I have never made a ring before and have always wanted to. On GemSelect I was able to find good quality gems to use in my creations. I am so glad the website is so easy to use. Thank you GemSelect.

Posted By PickyShopper in April, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

Easy to use. Many options to find the right gemstone

Posted By Liz in May, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

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

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate
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