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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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2.70ctw Natural Bright Orange Sapphire, Oval, VS, Photo A

2.70ctw Natural Bright Orange Sapphire, Oval, VS

Sapphire

2.70ct total9 pcs
$ 71.53
4.6 x 3.1 mm
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1.07ct Natural Lively Green Peridot, Octagon / Emerald Cut, VS, Photo A

1.07ct Natural Lively Green Peridot, Octagon / Emerald Cut, VS

Peridot

1.07ct1 pc
$ 20.54
7 x 5 mm (calibrated)
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0.33ct Natural Teal Sapphire, Trillion, VS, Photo A

0.33ct Natural Teal Sapphire, Trillion, VS

Sapphire

0.33ct1 pc
$ 63.36
4.3 x 4.2 mm
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1.34ct Natural Medium Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI, Photo A

1.34ct Natural Medium Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI

Hessonite Garnet

1.34ct1 pc
$ 31.84
7 x 5 mm (calibrated)
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1.05ct Natural Dark Brown Color-Change Garnet, Oval, VVS, Photo A

1.05ct Natural Dark Brown Color-Change Garnet, Oval, VVS

Color-Change Garnet

1.05ct1 pc
$ 101.06
6.3 x 5 mm
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6.34ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

6.34ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

6.34ct1 pc
$ 64.86
21.5 x 7.8 mm
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2.30ctw Natural Warm White Zircon, Oval, VVS-VS, Photo A

2.30ctw Natural Warm White Zircon, Oval, VVS-VS

Zircon

2.30ct total2 pcs
$ 16.42
7 x 5 mm (calibrated)
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33.02ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque, Photo A

33.02ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque

Obsidian

33.02ct1 pc
$ 43.58
30 x 22 mm (calibrated)
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1.50ctw Natural White Zircon, Round, VS, Photo A

1.50ctw Natural White Zircon, Round, VS

Zircon

1.50ct total2 pcs
$ 53.46
5 mm (calibrated)
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7.68ct Natural Light Violet Amethyst, Pear Shape, VVS-VS, Photo A

7.68ct Natural Light Violet Amethyst, Pear Shape, VVS-VS

Amethyst

7.68ct1 pc
$ 70.97
16 x 12 mm (calibrated)
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0.19ct Natural Pale Green Sapphire, Square, VS, Photo A

0.19ct Natural Pale Green Sapphire, Square, VS

Sapphire

0.19ct1 pc
$ 31.92
3 x 3 mm (calibrated)
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7.76ct Natural Medium Purple Kunzite, Pear Shape, VVS, Photo A
Kunzite Product Video (693457)

7.76ct Natural Medium Purple Kunzite, Pear Shape, VVS

Kunzite

7.76ct1 pc
$ 257.29
13 x 10.7 mm
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1.05ct Natural Medium-Dark Red Ruby, Marquise, SI, Photo A
Ruby Product Video (569886)

1.05ct Natural Medium-Dark Red Ruby, Marquise, SI

Ruby

1.05ct1 pc
$ 928.64
9.2 x 4.4 mm
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2.72ct Natural Medium Golden Citrine, Octagon / Emerald Cut, Transparent, Photo A

2.72ct Natural Medium Golden Citrine, Octagon / Emerald Cut, Transparent

Citrine

2.72ct1 pc
$ 25.13
12 x 10 mm (calibrated)
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1.37ctw Natural White Sillimanite Cat's Eye, Oval, Translucent, Photo A

1.37ctw Natural White Sillimanite Cat's Eye, Oval, Translucent

Sillimanite Cat's Eye

1.37ct total2 pcs
$ 5.42
6.3 x 3.8 mm
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23.45ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

23.45ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

23.45ct1 pc
$ 309.54
30.1 x 15.3 mm
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3.02ct Natural Purplish Violet Amethyst, Trillion, VVS-VS, Photo A

3.02ct Natural Purplish Violet Amethyst, Trillion, VVS-VS

Amethyst

3.02ct1 pc
$ 28.99
10 x 10 mm (calibrated)
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3.02ctw Natural Swiss Blue Topaz, Pear Shape, VS, Photo A

3.02ctw Natural Swiss Blue Topaz, Pear Shape, VS

Topaz

3.02ct total6 pcs
$ 27.90
6 x 4 mm (calibrated)
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20.63ct Natural Multicolor Green Bloodstone, Oval, Opaque, Photo A

20.63ct Natural Multicolor Green Bloodstone, Oval, Opaque

Bloodstone

20.63ct1 pc
$ 37.14
20.5 x 16.5 mm
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0.37ct Natural Olive Green Sapphire, Trillion, VVS, Photo A

0.37ct Natural Olive Green Sapphire, Trillion, VVS

Sapphire

0.37ct1 pc
$ 32.95
4.6 x 4.6 mm
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0.73ct Natural Medium Dark-Green Chrome Diopside, Marquise, VS, Photo A

0.73ct Natural Medium Dark-Green Chrome Diopside, Marquise, VS

Chrome Diopside

0.73ct1 pc
$ 21.90
9.8 x 4.7 mm
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0.72ct Natural Medium Pink Tourmaline, Oval, Transparent, Photo A

0.72ct Natural Medium Pink Tourmaline, Oval, Transparent

Tourmaline

0.72ct1 pc
$ 34.56
6.4 x 4.8 mm
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0.66ct Natural Golden Citrine, Cushion, Transparent, Photo A

0.66ct Natural Golden Citrine, Cushion, Transparent

Citrine

0.66ct1 pc
$ 5.94
5.2 x 5.2 mm
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2.70ctw Natural White Sapphire, Round, VS, Photo A
Sapphire Product Video (480422)

2.70ctw Natural White Sapphire, Round, VS

Sapphire

2.70ct total6 pcs
$ 379.10
4.5 mm (calibrated)
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0.74ct Natural Light Teal Apatite, Oval, Transparent, Photo A

0.74ct Natural Light Teal Apatite, Oval, Transparent

Apatite

0.74ct1 pc
$ 14.65
5.9 x 5 mm
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1.34ct Natural Bright Gold Citrine, Octagon / Emerald Cut, VVS-VS, Photo A

1.34ct Natural Bright Gold Citrine, Octagon / Emerald Cut, VVS-VS

Citrine

1.34ct1 pc
$ 12.38
8 x 6 mm (calibrated)
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9.44ct Natural Earthy Green Maw-Sit-Sit, Baguette, Opaque, Photo A

9.44ct Natural Earthy Green Maw-Sit-Sit, Baguette, Opaque

Maw-Sit-Sit

9.44ct1 pc
$ 35.14
12.3 x 11.5 mm
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6.60ct Natural Light Coral Pink Rose Quartz, Flower Cut, Transparent, Photo A

6.60ct Natural Light Coral Pink Rose Quartz, Flower Cut, Transparent

Rose Quartz

6.60ct1 pc
$ 28.75
14.2 x 10.1 mm
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10.03ct Natural Multicolor Agate, Oval, Opaque, Photo A

10.03ct Natural Multicolor Agate, Oval, Opaque

Agate

10.03ct1 pc
$ 20.46
13.8 x 12.6 mm
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2.03ct Natural Reddish Pink Ruby, Oval, VS-SI, Photo A

2.03ct Natural Reddish Pink Ruby, Oval, VS-SI

Ruby

2.03ct1 pc
$ 219.24
8 x 6 mm (calibrated)
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0.07ct Natural Blue Diamond, Square, VS, Photo A

0.07ct Natural Blue Diamond, Square, VS

Diamond

0.07ct1 pc
$ 94.27
2.3 x 2.3 mm
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2.78ct Natural Medium-Light Orange Sunstone, Oval, Translucent, Photo A

2.78ct Natural Medium-Light Orange Sunstone, Oval, Translucent

Sunstone

2.78ct1 pc
$ 25.69
10 x 8 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

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

Posted By Atsuhisa in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate
Enlarged Gemstone Image