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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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4.33ct Natural Medium Orange Sunstone, Oval, Translucent, Photo A

4.33ct Natural Medium Orange Sunstone, Oval, Translucent

Sunstone

4.33ct1 pc
$ 31.03
12 x 10 mm (calibrated)
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0.59ct Natural Fire Orange Sapphire, Oval, VVS, Photo A

0.59ct Natural Fire Orange Sapphire, Oval, VVS

Sapphire

0.59ct1 pc
$ 71.93
5.7 x 4 mm
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2.29ctw Natural White Zircon, Oval, VS, Photo A

2.29ctw Natural White Zircon, Oval, VS

Zircon

2.29ct total2 pcs
$ 16.36
7 x 5 mm (calibrated)
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0.75ct Natural Light Yellow Color-Change Diaspore, Oval, SI, Photo A

0.75ct Natural Light Yellow Color-Change Diaspore, Oval, SI

Color-Change Diaspore

0.75ct1 pc
$ 32.29
6.3 x 4.9 mm
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15.06ctw Natural Golden Orange Citrine, Octagon / Emerald Cut, VVS-VS, Photo A

15.06ctw Natural Golden Orange Citrine, Octagon / Emerald Cut, VVS-VS

Citrine

15.06ct total2 pcs
$ 116.69
14 x 10 mm (calibrated)
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1.12ct Natural Medium Yellow Sphene, Oval, VS-SI, Photo A

1.12ct Natural Medium Yellow Sphene, Oval, VS-SI

Sphene

1.12ct1 pc
$ 81.31
6.7 x 5.8 mm
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1.50ct Natural Multicolor Black Opal, Marquise, Opaque, Photo A

1.50ct Natural Multicolor Black Opal, Marquise, Opaque

Black Opal

1.50ct1 pc
$ 45.66
13.9 x 5.8 mm
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4.35ct Natural Yellowish Green Apatite, Octagon / Emerald Cut, VS, Photo A
Apatite Product Video (399654)

4.35ct Natural Yellowish Green Apatite, Octagon / Emerald Cut, VS

Apatite

4.35ct1 pc
$ 250.03
9 x 9 mm (calibrated)
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1.35ct Natural Reddish Purple Ruby, Fancy, Opaque, Photo A

1.35ct Natural Reddish Purple Ruby, Fancy, Opaque

Ruby

1.35ct1 pc
$ 32.40
11.6 x 6.4 mm
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8.17ct Natural Deep Magenta Topaz, Cushion, VVS-VS, Photo A

8.17ct Natural Deep Magenta Topaz, Cushion, VVS-VS

Topaz

8.17ct1 pc
$ 78.43
14 x 10 mm (calibrated)
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0.35ct Natural Dark Green Tourmaline, Baguette, VVS, Photo A

0.35ct Natural Dark Green Tourmaline, Baguette, VVS

Tourmaline

0.35ct1 pc
$ 14.70
6.5 x 2.7 mm
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30.81ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque, Photo A

30.81ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque

Tiger's Eye Matrix

30.81ct1 pc
$ 36.97
29 x 19.6 mm
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20.00ct Natural Multicolor Jasper, Oval, Opaque, Photo A

20.00ct Natural Multicolor Jasper, Oval, Opaque

Jasper

20.00ct1 pc
$ 52.80
25 x 18 mm (calibrated)
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0.04ct Natural Black Diamond, Round, Opaque, Photo A

0.04ct Natural Black Diamond, Round, Opaque

Diamond

0.04ct1 pc
$ 16.50
2.1 mm (calibrated)
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11.64ct Natural Medium Brown Smoky Quartz, Octagon / Emerald Cut, VVS-VS, Photo A

11.64ct Natural Medium Brown Smoky Quartz, Octagon / Emerald Cut, VVS-VS

Smoky Quartz

11.64ct1 pc
$ 27.50
14 x 14 mm (calibrated)
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13.45ct Natural Multicolor Labradorite, Round, Translucent, Photo A

13.45ct Natural Multicolor Labradorite, Round, Translucent

Labradorite

13.45ct1 pc
$ 34.86
15 mm (calibrated)
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32.85ct Natural Multicolor Jasper, Pear Shape, Opaque, Photo A

32.85ct Natural Multicolor Jasper, Pear Shape, Opaque

Jasper

32.85ct1 pc
$ 43.37
27 x 24.8 mm
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1.14ct Natural Light Yellow Color-Change Diaspore, Cushion, VS, Photo A

1.14ct Natural Light Yellow Color-Change Diaspore, Cushion, VS

Color-Change Diaspore

1.14ct1 pc
$ 71.88
7.6 x 5.4 mm
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8.78ctw Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS, Photo A

8.78ctw Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS

Topaz

8.78ct total2 pcs
$ 67.61
9 x 9 mm (calibrated)
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1.36ctw Natural Medium Orange Fire Opal, Oval, Translucent, Photo A

1.36ctw Natural Medium Orange Fire Opal, Oval, Translucent

Fire Opal

1.36ct total2 pcs
$ 44.88
8 x 6 mm (calibrated)
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0.56ct Natural Multicolor Black Opal, Marquise, Translucent, Photo A

0.56ct Natural Multicolor Black Opal, Marquise, Translucent

Black Opal

0.56ct1 pc
$ 17.05
10 x 5 mm (calibrated)
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0.74ct Natural Light Sage Green Sapphire, Briolette, VS, Photo A

0.74ct Natural Light Sage Green Sapphire, Briolette, VS

Sapphire

0.74ct1 pc
$ 79.92
6 x 4 mm (calibrated)
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2.91ctw Natural Sky Blue Topaz, Trillion, VVS-VS, Photo A

2.91ctw Natural Sky Blue Topaz, Trillion, VVS-VS

Topaz

2.91ct total2 pcs
$ 25.08
7 x 7 mm (calibrated)
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3.24ct Natural Yellowish Green Prehnite, Oval, Transparent, Photo A

3.24ct Natural Yellowish Green Prehnite, Oval, Transparent

Prehnite

3.24ct1 pc
$ 21.04
8.4 x 7.9 mm
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0.50ct Natural Bright Orange Fire Opal, Oval, Transparent, Photo A

0.50ct Natural Bright Orange Fire Opal, Oval, Transparent

Fire Opal

0.50ct1 pc
$ 17.38
6.9 x 5.7 mm
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2.00ct Natural Fire Orange Coral, Oval, Opaque, Photo A
Coral Product Video (499176)

2.00ct Natural Fire Orange Coral, Oval, Opaque

Coral

2.00ct1 pc
$ 396.00
12 x 4.9 mm
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4.58ct Natural Light Rose Pink Strawberry Quartz, Oval, Translucent, Photo A

4.58ct Natural Light Rose Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

4.58ct1 pc
$ 65.95
12 x 10 mm (calibrated)
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0.61ct Natural Reddish Orange Sapphire, Cushion, VVS, Photo A

0.61ct Natural Reddish Orange Sapphire, Cushion, VVS

Sapphire

0.61ct1 pc
$ 39.94
4.5 x 4.5 mm
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0.66ct Natural Gold Sapphire, Oval, VVS-VS, Photo A

0.66ct Natural Gold Sapphire, Oval, VVS-VS

Sapphire

0.66ct1 pc
$ 42.20
6 x 4 mm (calibrated)
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3.06ctw Natural Clear White Topaz, Cushion, VVS-VS, Photo A

3.06ctw Natural Clear White Topaz, Cushion, VVS-VS

Topaz

3.06ct total6 pcs
$ 20.20
4.6 x 4.5 mm
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27.60ctw Natural Multicolor Fossil Coral, Oval, Opaque, Photo A

27.60ctw Natural Multicolor Fossil Coral, Oval, Opaque

Fossil Coral

27.60ct total2 pcs
$ 43.00
20.2 x 13.3 mm
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2.31ctw Natural Fire Red Spessartite Garnet, Round, VS, Photo A

2.31ctw Natural Fire Red Spessartite Garnet, Round, VS

Spessartite Garnet

2.31ct total6 pcs
$ 130.88
4 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

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
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Overall Rating -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
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Overall Rating -> 10 star ratings

My whole experience is great.

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Overall Rating -> 10 star ratings

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