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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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0.82ct Natural Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS, Photo A

0.82ct Natural Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS

Color-Change Diaspore

0.82ct1 pc
$ 34.68
7.5 x 4.7 mm
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1.45ct Natural Medium Red Ruby, Oval, VS, Photo A

1.45ct Natural Medium Red Ruby, Oval, VS

Ruby

1.45ct1 pc
$ 52.20
7 x 5 mm (calibrated)
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5.11ctw Natural Pale Reddish Orange Andesine Labradorite, Oval, Transparent, Photo A

5.11ctw Natural Pale Reddish Orange Andesine Labradorite, Oval, Transparent

Andesine Labradorite

5.11ct total2 pcs
$ 80.94
10 x 8 mm (calibrated)
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6.14ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

6.14ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

6.14ct1 pc
$ 56.88
13.8 x 12.8 mm
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1.23ct Natural Light Pink Morganite, Oval, VS, Photo A

1.23ct Natural Light Pink Morganite, Oval, VS

Morganite

1.23ct1 pc
$ 129.89
8 x 6 mm (calibrated)
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4.29ctw Natural Multicolor Spectrolite, Oval, Opaque, Photo A

4.29ctw Natural Multicolor Spectrolite, Oval, Opaque

Spectrolite

4.29ct total2 pcs
$ 23.63
10 x 8 mm (calibrated)
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2.45ctw Natural Swiss Blue Topaz, Pear Shape, VS, Photo A

2.45ctw Natural Swiss Blue Topaz, Pear Shape, VS

Topaz

2.45ct total4 pcs
$ 22.64
6.2 x 4.3 mm
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4.64ct Natural Medium Dark-Purple Ruby, Fancy, Opaque, Photo A

4.64ct Natural Medium Dark-Purple Ruby, Fancy, Opaque

Ruby

4.64ct1 pc
$ 111.36
15.6 x 11.5 mm
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6.06ct Natural Multicolor Pietersite, Cushion, Opaque, Photo A

6.06ct Natural Multicolor Pietersite, Cushion, Opaque

Pietersite

6.06ct1 pc
$ 17.23
16 x 10.1 mm
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0.41ct Natural Medium Orange Sapphire, Heart, VS, Photo A

0.41ct Natural Medium Orange Sapphire, Heart, VS

Sapphire

0.41ct1 pc
$ 8.55
4.6 x 4.6 mm
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12.63ctw Natural Medium Violet Amethyst, Oval, Transparent, Photo A

12.63ctw Natural Medium Violet Amethyst, Oval, Transparent

Amethyst

12.63ct total2 pcs
$ 60.18
14 x 10 mm (calibrated)
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12.30ctw Natural Deep Violet Amethyst, Oval, Transparent, Photo A

12.30ctw Natural Deep Violet Amethyst, Oval, Transparent

Amethyst

12.30ct total2 pcs
$ 58.61
14 x 10 mm (calibrated)
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0.80ct Natural London Blue Topaz, Pear Shape, VVS-VS, Photo A

0.80ct Natural London Blue Topaz, Pear Shape, VVS-VS

Topaz

0.80ct1 pc
$ 7.68
7 x 5 mm (calibrated)
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1.83ct Natural Light Golden-Yellow Beryl, Oval, VVS, Photo A

1.83ct Natural Light Golden-Yellow Beryl, Oval, VVS

Beryl

1.83ct1 pc
$ 43.92
10 x 8 mm (calibrated)
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0.27ct Natural Yellowish Green Sapphire, Oval, VVS-VS, Photo A

0.27ct Natural Yellowish Green Sapphire, Oval, VVS-VS

Sapphire

0.27ct1 pc
$ 45.36
4.5 x 3.4 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
$ 12.60
6 x 4 mm (calibrated)
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9.57ct Natural Multicolor Agate, Oval, Opaque, Photo A

9.57ct Natural Multicolor Agate, Oval, Opaque

Agate

9.57ct1 pc
$ 19.52
17 x 11.9 mm
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5.69ct Natural Chocolate Brown Mother of Pearl, Fancy, Opaque, Photo A

5.69ct Natural Chocolate Brown Mother of Pearl, Fancy, Opaque

Mother of Pearl

5.69ct1 pc
$ 14.94
20.2 x 13.5 mm
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0.46ct Natural Bright Green Emerald, Oval, Translucent, Photo A

0.46ct Natural Bright Green Emerald, Oval, Translucent

Emerald

0.46ct1 pc
$ 44.16
6 x 4 mm (calibrated)
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2.00ct Natural Magenta-Pink Rhodolite Garnet, Oval, VS, Photo A

2.00ct Natural Magenta-Pink Rhodolite Garnet, Oval, VS

Rhodolite Garnet

2.00ct1 pc
$ 96.00
8.6 x 6.4 mm
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2.48ctw Natural White Zircon, Oval, VVS, Photo A

2.48ctw Natural White Zircon, Oval, VVS

Zircon

2.48ct total2 pcs
$ 17.84
7 x 5 mm (calibrated)
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2.16ctw Natural Medium Yellow Beryl, Trillion, VVS, Photo A

2.16ctw Natural Medium Yellow Beryl, Trillion, VVS

Beryl

2.16ct total2 pcs
$ 51.84
8 x 8 mm (calibrated)
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0.57ct Natural Apricot Orange Sapphire, Oval, VS, Photo A

0.57ct Natural Apricot Orange Sapphire, Oval, VS

Sapphire

0.57ct1 pc
$ 41.39
5.6 x 4.3 mm
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8.00ctw Natural Swiss Blue Topaz, Marquise, VVS-VS, Photo A

8.00ctw Natural Swiss Blue Topaz, Marquise, VVS-VS

Topaz

8.00ct total2 pcs
$ 67.90
13.9 x 8.1 mm
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0.90ct Natural Warm Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

0.90ct Natural Warm Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

0.90ct1 pc
$ 27.00
9.8 x 3.4 mm
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3.47ctw Natural Medium Pink Strawberry Quartz, Oval, Transparent, Photo A

3.47ctw Natural Medium Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

3.47ct total2 pcs
$ 22.07
9 x 7 mm (calibrated)
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3.30ct Natural Wine Red Zircon, Oval, VVS, Photo A
Zircon Product Video (318555)

3.30ct Natural Wine Red Zircon, Oval, VVS

Zircon

3.30ct1 pc
$ 159.72
9 x 7 mm (calibrated)
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1.72ct Natural Dark Blue Kyanite, Oval, SI, Photo A

1.72ct Natural Dark Blue Kyanite, Oval, SI

Kyanite

1.72ct1 pc
$ 41.28
8 x 6 mm (calibrated)
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0.35ctw Natural Tuscany Yellow Sapphire, Marquise, VVS, Photo A

0.35ctw Natural Tuscany Yellow Sapphire, Marquise, VVS

Sapphire

0.35ct total2 pcs
$ 28.88
5 x 2.5 mm (calibrated)
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5.93ctw Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS-VS, Photo A

5.93ctw Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS-VS

Topaz

5.93ct total2 pcs
$ 41.33
9 x 7 mm (calibrated)
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22.81ct Natural Black Gray Hematite, Heart, Opaque, Photo A

22.81ct Natural Black Gray Hematite, Heart, Opaque

Hematite

22.81ct1 pc
$ 60.22
20.3 x 19.1 mm
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0.85ct Natural Lively Green Peridot, Oval, VVS-VS, Photo A

0.85ct Natural Lively Green Peridot, Oval, VVS-VS

Peridot

0.85ct1 pc
$ 7.14
7 x 5 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

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

A pleasant experience and many choices to choose from

Posted By Krackenking in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate
Enlarged Gemstone Image