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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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0.38ct Natural Medium Orange Sphalerite, Round, SI-I1, Photo A

0.38ct Natural Medium Orange Sphalerite, Round, SI-I1

Sphalerite

0.38ct1 pc
$ 22.80
4.3 mm
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1.62ct Natural Deep Magenta-Pink Rhodolite Garnet, Oval, VS, Photo A

1.62ct Natural Deep Magenta-Pink Rhodolite Garnet, Oval, VS

Rhodolite Garnet

1.62ct1 pc
$ 80.06
8 x 6 mm (calibrated)
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11.30ct Natural Bubblegum Pink Rose Quartz, Octagon / Emerald Cut, Transparent, Photo A

11.30ct Natural Bubblegum Pink Rose Quartz, Octagon / Emerald Cut, Transparent

Rose Quartz

11.30ct1 pc
$ 74.58
14 x 14 mm (calibrated)
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0.93ct Natural Pinkish Red Ruby, Round, VS-SI, Photo A

0.93ct Natural Pinkish Red Ruby, Round, VS-SI

Ruby

0.93ct1 pc
$ 320.91
5.7 mm
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3.67ct Natural Yellow Green  Prehnite, Oval, Transparent/Translucent, Photo A

3.67ct Natural Yellow Green Prehnite, Oval, Transparent/Translucent

Prehnite

3.67ct1 pc
$ 12.12
10 x 8 mm (calibrated)
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2.27ctw Natural White Zircon, Oval, VVS, Photo A

2.27ctw Natural White Zircon, Oval, VVS

Zircon

2.27ct total2 pcs
$ 16.33
7 x 5 mm (calibrated)
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2.05ctw Natural Medium Green Peridot, Round, VVS-VS, Photo A

2.05ctw Natural Medium Green Peridot, Round, VVS-VS

Peridot

2.05ct total4 pcs
$ 40.60
5 mm (calibrated)
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2.51ctw Natural White Zircon, Round, VVS-VS, Photo A

2.51ctw Natural White Zircon, Round, VVS-VS

Zircon

2.51ct total2 pcs
$ 47.75
6 mm (calibrated)
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7.30ctw Natural Medium Violet Amethyst, Oval, Transparent, Photo A

7.30ctw Natural Medium Violet Amethyst, Oval, Transparent

Amethyst

7.30ct total2 pcs
$ 48.18
11 x 9 mm (calibrated)
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1.27ctw Natural Clear White Sapphire, Round, VS, Photo A

1.27ctw Natural Clear White Sapphire, Round, VS

Sapphire

1.27ct total4 pcs
$ 202.10
4.2 mm
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0.53ct Natural Light Green Emerald, Oval, Translucent, Photo A

0.53ct Natural Light Green Emerald, Oval, Translucent

Emerald

0.53ct1 pc
$ 50.88
5.8 x 4.9 mm
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0.81ct Natural Light Golden-Yellow Beryl, Trillion, VVS, Photo A

0.81ct Natural Light Golden-Yellow Beryl, Trillion, VVS

Beryl

0.81ct1 pc
$ 19.44
7 x 7 mm (calibrated)
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2.31ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

2.31ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

2.31ct1 pc
$ 124.74
13.5 x 8.4 mm
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6.31ct Natural Multicolor Pietersite, Pear Shape, Opaque, Photo A

6.31ct Natural Multicolor Pietersite, Pear Shape, Opaque

Pietersite

6.31ct1 pc
$ 25.24
21 x 12.2 mm
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3.36ct Natural Deep Red Almandine Garnet, Pear Shape, VVS-VS, Photo A

3.36ct Natural Deep Red Almandine Garnet, Pear Shape, VVS-VS

Almandine Garnet

3.36ct1 pc
$ 33.60
12 x 8 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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0.69ct Natural Medium Gold Citrine, Heart, VVS, Photo A

0.69ct Natural Medium Gold Citrine, Heart, VVS

Citrine

0.69ct1 pc
$ 5.80
6 x 6 mm (calibrated)
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2.45ct Natural Medium Red Ruby, Oval, VS-SI, Photo A

2.45ct Natural Medium Red Ruby, Oval, VS-SI

Ruby

2.45ct1 pc
$ 264.60
8 x 6 mm (calibrated)
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0.14ctw Natural J Diamond, Round, VVS-VS, Photo A

0.14ctw Natural J Diamond, Round, VVS-VS

Diamond

0.14ct total2 pcs
$ 301.54
2.7 mm (calibrated)
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2.42ctw Natural Swiss Blue Topaz, Marquise, VVS-VS, Photo A

2.42ctw Natural Swiss Blue Topaz, Marquise, VVS-VS

Topaz

2.42ct total2 pcs
$ 22.36
10 x 4.9 mm
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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
$ 86.40
5.8 x 3.9 mm
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0.32ct Natural Pastel Blue Sapphire, Heart, VS, Photo A

0.32ct Natural Pastel Blue Sapphire, Heart, VS

Sapphire

0.32ct1 pc
$ 30.72
4.6 x 4.5 mm
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0.61ct Natural Medium Pink Spinel, Cushion, SI-I1, Photo A
Spinel Product Video (691805)

0.61ct Natural Medium Pink Spinel, Cushion, SI-I1

Spinel

0.61ct1 pc
$ 500.00
4.8 x 4 mm
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6.93ctw Natural Medium Pink Strawberry Quartz, Oval, Transparent, Photo A

6.93ctw Natural Medium Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

6.93ct total2 pcs
$ 65.22
11 x 9 mm (calibrated)
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2.90ct Natural Multicolor Labradorite, Baguette, Translucent, Photo A

2.90ct Natural Multicolor Labradorite, Baguette, Translucent

Labradorite

2.90ct1 pc
$ 4.80
9 x 7 mm (calibrated)
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4.25ct Natural Navy Blue Kyanite, Oval, SI, Photo A
Kyanite Product Video (680690)

4.25ct Natural Navy Blue Kyanite, Oval, SI

Kyanite

4.25ct1 pc
$ 127.50
11.6 x 8.5 mm
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4.32ctw Natural Ladybug Red Strawberry Quartz, Round, Transparent, Photo A
Strawberry Quartz Product Video (609114)

4.32ctw Natural Ladybug Red Strawberry Quartz, Round, Transparent

Strawberry Quartz

4.32ct total2 pcs
$ 79.84
9 mm (calibrated)
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16.48ct Natural Medium Violet Amethyst, Round, VVS, Photo A

16.48ct Natural Medium Violet Amethyst, Round, VVS

Amethyst

16.48ct1 pc
$ 158.21
16 mm (calibrated)
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1.59ct Natural Bumblebee Yellow Beryl, Oval, VS, Photo A

1.59ct Natural Bumblebee Yellow Beryl, Oval, VS

Beryl

1.59ct1 pc
$ 38.16
9 x 7 mm (calibrated)
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1.47ctw Natural Deep Gold Citrine, Heart, VVS-VS, Photo A

1.47ctw Natural Deep Gold Citrine, Heart, VVS-VS

Citrine

1.47ct total2 pcs
$ 14.11
6 x 6 mm (calibrated)
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10.55ct Natural Golden-Yellow Rutile Quartz, Pear Shape, Translucent, Photo A

10.55ct Natural Golden-Yellow Rutile Quartz, Pear Shape, Translucent

Rutile Quartz

10.55ct1 pc
$ 34.54
18.8 x 13.7 mm
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3.23ct Natural Medium Deep Green Agate, Oval, Translucent, Photo A

3.23ct Natural Medium Deep Green Agate, Oval, Translucent

Agate

3.23ct1 pc
$ 3.52
9.8 x 8.5 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

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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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 -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
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Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
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Overall Rating -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
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Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate
Enlarged Gemstone Image