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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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0.03ct Natural Blue Diamond, Round, VS, Photo A

0.03ct Natural Blue Diamond, Round, VS

Diamond

0.03ct1 pc
$ 44.00
2.1 mm (calibrated)
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4.40ct Natural Light Green  Prehnite, Pear Shape, Transparent/Translucent, Photo A

4.40ct Natural Light Green Prehnite, Pear Shape, Transparent/Translucent

Prehnite

4.40ct1 pc
$ 11.62
12.1 x 8.4 mm
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1.23ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS, Photo A

1.23ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS

Citrine

1.23ct1 pc
$ 10.33
8 x 6 mm (calibrated)
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3.32ct Natural Golden Orange Citrine, Cushion, VVS, Photo A

3.32ct Natural Golden Orange Citrine, Cushion, VVS

Citrine

3.32ct1 pc
$ 30.67
13.7 x 6.8 mm
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1.11ct Natural Multicolor Opal, Oval, Opaque, Photo A

1.11ct Natural Multicolor Opal, Oval, Opaque

Opal

1.11ct1 pc
$ 39.96
8 x 6 mm (calibrated)
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4.09ct Natural Medium Gold Citrine, Fancy, VS, Photo A

4.09ct Natural Medium Gold Citrine, Fancy, VS

Citrine

4.09ct1 pc
$ 32.39
11.9 x 9.4 mm
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1.08ct Natural Dark Brown Kornerupine, Oval, VVS, Photo A

1.08ct Natural Dark Brown Kornerupine, Oval, VVS

Kornerupine

1.08ct1 pc
$ 71.28
7.4 x 5.8 mm
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9.14ctw Natural Light Rose Pink Strawberry Quartz, Oval, Transparent, Photo A

9.14ctw Natural Light Rose Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

9.14ct total2 pcs
$ 168.91
12 x 10 mm (calibrated)
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0.51ct Natural Mellow Yellow Color-Change Diaspore, Oval, VVS-VS, Photo A

0.51ct Natural Mellow Yellow Color-Change Diaspore, Oval, VVS-VS

Color-Change Diaspore

0.51ct1 pc
$ 32.44
5.7 x 4.5 mm
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0.60ct Natural Deep Blue Sapphire, Round, VS, Photo A

0.60ct Natural Deep Blue Sapphire, Round, VS

Sapphire

0.60ct1 pc
$ 486.97
5 mm (calibrated)
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0.21ct Natural Medium Light-Violet Iolite, Octagon / Emerald Cut, VS, Photo A

0.21ct Natural Medium Light-Violet Iolite, Octagon / Emerald Cut, VS

Iolite

0.21ct1 pc
$ 10.08
5 x 2.8 mm
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1.91ct Natural Warm White Zircon, Round, VS, Photo A

1.91ct Natural Warm White Zircon, Round, VS

Zircon

1.91ct1 pc
$ 61.98
7 mm (calibrated)
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0.17ct Natural Golden Green Kornerupine, Oval, VVS, Photo A

0.17ct Natural Golden Green Kornerupine, Oval, VVS

Kornerupine

0.17ct1 pc
$ 11.22
4.1 x 2.9 mm
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1.15ct Natural Deep Red Ruby, Marquise, SI, Photo A
Ruby Product Video (569885)

1.15ct Natural Deep Red Ruby, Marquise, SI

Ruby

1.15ct1 pc
$ 1,017.08
10 x 4.3 mm
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2.28ctw Natural White Zircon, Oval, VVS, Photo A

2.28ctw Natural White Zircon, Oval, VVS

Zircon

2.28ct total2 pcs
$ 16.40
7 x 5 mm (calibrated)
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2.39ctw Natural Light Pear Green Prehnite, Oval, Transparent, Photo A

2.39ctw Natural Light Pear Green Prehnite, Oval, Transparent

Prehnite

2.39ct total2 pcs
$ 15.78
7.8 x 5.7 mm
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1.21ct Natural Dark Orange Spessartite Garnet, Octagon / Emerald Cut, SI, Photo A

1.21ct Natural Dark Orange Spessartite Garnet, Octagon / Emerald Cut, SI

Spessartite Garnet

1.21ct1 pc
$ 68.68
6 x 6 mm (calibrated)
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11.54ctw Natural Medium Violet Amethyst, Cushion, VVS, Photo A
Amethyst Product Video (694434)

11.54ctw Natural Medium Violet Amethyst, Cushion, VVS

Amethyst

11.54ct total2 pcs
$ 96.94
15.2 x 9.1 mm
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2.74ctw Natural Medium Red Pyrope Garnet, Square, VS, Photo A

2.74ctw Natural Medium Red Pyrope Garnet, Square, VS

Pyrope Garnet

2.74ct total6 pcs
$ 25.32
4 x 4 mm (calibrated)
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0.65ct Natural Bright Red Pyrope Garnet, Heart, VVS-VS, Photo A

0.65ct Natural Bright Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

0.65ct1 pc
$ 6.24
5 x 5 mm (calibrated)
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7.14ctw Natural Multicolor Mystic Quartz, Round, VVS-VS, Photo A

7.14ctw Natural Multicolor Mystic Quartz, Round, VVS-VS

Mystic Quartz

7.14ct total2 pcs
$ 51.41
10 mm (calibrated)
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0.67ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

0.67ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

0.67ct1 pc
$ 20.10
8 x 6.6 mm
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2.11ct Natural Sky Blue Topaz, Oval, VVS-VS, Photo A

2.11ct Natural Sky Blue Topaz, Oval, VVS-VS

Topaz

2.11ct1 pc
$ 19.50
9 x 7 mm (calibrated)
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2.11ct Natural Deep Blood Red Pyrope Garnet, Square, VVS-VS, Photo A

2.11ct Natural Deep Blood Red Pyrope Garnet, Square, VVS-VS

Pyrope Garnet

2.11ct1 pc
$ 19.50
7 x 7 mm (calibrated)
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1.34ct Natural Forest Green Tourmaline, Oval, Transparent, Photo A

1.34ct Natural Forest Green Tourmaline, Oval, Transparent

Tourmaline

1.34ct1 pc
$ 24.64
8 x 6 mm (calibrated)
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0.38ct Natural Hot Pink Sapphire, Oval, VVS, Photo A

0.38ct Natural Hot Pink Sapphire, Oval, VVS

Sapphire

0.38ct1 pc
$ 43.18
6 x 4 mm (calibrated)
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6.28ct Natural Multicolor Coral, Pear Shape, Translucent, Photo A

6.28ct Natural Multicolor Coral, Pear Shape, Translucent

Coral

6.28ct1 pc
$ 23.63
16.1 x 10.7 mm
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6.69ct Natural Green Malachite, Oval, Opaque, Photo A

6.69ct Natural Green Malachite, Oval, Opaque

Malachite

6.69ct1 pc
$ 8.03
14 x 10 mm (calibrated)
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0.80ct Natural Clear Sillimanite Cat's Eye, Oval, Transparent, Photo A

0.80ct Natural Clear Sillimanite Cat's Eye, Oval, Transparent

Sillimanite Cat's Eye

0.80ct1 pc
$ 3.70
6.9 x 4.5 mm
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0.57ct Natural Dark Blue Sapphire, Round, VS, Photo A

0.57ct Natural Dark Blue Sapphire, Round, VS

Sapphire

0.57ct1 pc
$ 462.62
5 mm (calibrated)
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0.41ct Natural Medium Golden Sapphire, Heart, VVS-VS, Photo A

0.41ct Natural Medium Golden Sapphire, Heart, VVS-VS

Sapphire

0.41ct1 pc
$ 25.42
4.6 x 4.3 mm
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36.02ct Natural Multicolor Jasper, Fancy, Opaque, Photo A

36.02ct Natural Multicolor Jasper, Fancy, Opaque

Jasper

36.02ct1 pc
$ 12.97
36.8 x 11.3 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 -> 9 star ratings

Always a good quality stone. Priced fairly and shipped promptly. Answers emails quickly

Posted By Ron T in November, 2025
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Overall Rating -> 8 star ratings

I've purchased things from GemSelect before. What you see is what you get, which is not always the case with gem sites online. You can find some good value with gem select, and I will buy from them again.

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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 -> 10 star ratings

hassle free experience.

Posted By Jhidron in October, 2025
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Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

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Overall Rating -> 10 star ratings

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