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Home › Gemstones › Gemstones By Shape › Cabochon Gemstones

Natural Cabochon Gemstones

Browse our collection of natural cabochon gemstones, featuring smooth domed cuts perfect for jewelry and gemstone collecting.

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18.32ctw Natural Greenish Yellow Quartz, Fancy, VVS-VS, Photo A
Quartz Product Video (599396)

18.32ctw Natural Greenish Yellow Quartz, Fancy, VVS-VS

Quartz

18.32ct total2 pcs
$ 60.71
16 x 13.9 mm
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1.29ct Natural Purplish Cherry Red Tourmaline, Oval, Transparent, Photo A

1.29ct Natural Purplish Cherry Red Tourmaline, Oval, Transparent

Tourmaline

1.29ct1 pc
$ 22.11
7.6 x 6 mm
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5.09ctw Natural Medium Yellow Quartz, Marquise, VVS, Photo A

5.09ctw Natural Medium Yellow Quartz, Marquise, VVS

Quartz

5.09ct total2 pcs
$ 22.36
13.1 x 7.9 mm
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2.14ct Natural Warm Brown Tiger's Eye, Round, Opaque, Photo A

2.14ct Natural Warm Brown Tiger's Eye, Round, Opaque

Tiger's Eye

2.14ct1 pc
$ 2.13
8.5 mm (calibrated)
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1.89ctw Natural Sky Blue Topaz, Fancy, VS, Photo A

1.89ctw Natural Sky Blue Topaz, Fancy, VS

Topaz

1.89ct total2 pcs
$ 10.36
7 x 5 mm (calibrated)
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5.13ct Natural Light Earthy Brown Smoky Quartz, Round, VS, Photo A

5.13ct Natural Light Earthy Brown Smoky Quartz, Round, VS

Smoky Quartz

5.13ct1 pc
$ 20.68
12 mm (calibrated)
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1.53ctw Natural Medium Blue Apatite, Oval, VS, Photo A

1.53ctw Natural Medium Blue Apatite, Oval, VS

Apatite

1.53ct total4 pcs
$ 33.62
5 x 4 mm (calibrated)
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20.08ct Natural Plum Purple Star Ruby, Oval, Opaque, Photo A

20.08ct Natural Plum Purple Star Ruby, Oval, Opaque

Star Ruby

20.08ct1 pc
$ 264.00
16.9 x 14.5 mm
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27.25ct Natural Light Yellow Quartz, Cushion, VVS-VS, Photo A

27.25ct Natural Light Yellow Quartz, Cushion, VVS-VS

Quartz

27.25ct1 pc
$ 59.71
19.9 x 19.2 mm
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1.70ct Natural Golden Orange Sapphire, Oval, VS-SI, Photo A

1.70ct Natural Golden Orange Sapphire, Oval, VS-SI

Sapphire

1.70ct1 pc
$ 71.62
8 x 6 mm (calibrated)
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2.62ct Natural Medium Orange Sunstone, Oval, Transparent, Photo A

2.62ct Natural Medium Orange Sunstone, Oval, Transparent

Sunstone

2.62ct1 pc
$ 19.96
10 x 8 mm (calibrated)
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1.66ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.66ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.66ct total2 pcs
$ 9.10
7 x 5 mm (calibrated)
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5.55ct Natural Iris Violet Amethyst, Round, Transparent, Photo A

5.55ct Natural Iris Violet Amethyst, Round, Transparent

Amethyst

5.55ct1 pc
$ 38.69
12 mm (calibrated)
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1.68ct Natural Deep Reddish Orange Sphalerite, Round, SI-I1, Photo A

1.68ct Natural Deep Reddish Orange Sphalerite, Round, SI-I1

Sphalerite

1.68ct1 pc
$ 83.66
7 mm (calibrated)
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4.39ct Natural Light Pink Rose Quartz, Square, Transparent, Photo A

4.39ct Natural Light Pink Rose Quartz, Square, Transparent

Rose Quartz

4.39ct1 pc
$ 24.05
9.5 x 9.4 mm
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0.65ct Natural Light Yellow Beryl, Cushion, VS, Photo A

0.65ct Natural Light Yellow Beryl, Cushion, VS

Beryl

0.65ct1 pc
$ 15.54
6 x 6 mm (calibrated)
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15.69ct Natural Deep Violet Amethyst, Oval, IF, Photo A

15.69ct Natural Deep Violet Amethyst, Oval, IF

Amethyst

15.69ct1 pc
$ 104.18
20 x 15 mm (calibrated)
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8.32ct Natural Multicolor Quartz With Marcasite, Pear Shape, Transparent, Photo A

8.32ct Natural Multicolor Quartz With Marcasite, Pear Shape, Transparent

Quartz With Marcasite

8.32ct1 pc
$ 53.24
17.9 x 12.1 mm
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10.87ct Natural Multicolor Coral, Oval, Translucent, Photo A

10.87ct Natural Multicolor Coral, Oval, Translucent

Coral

10.87ct1 pc
$ 23.81
19.2 x 15.2 mm
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6.74ct Natural Brown Smoky Quartz, Pear Shape, VVS-VS, Photo A

6.74ct Natural Brown Smoky Quartz, Pear Shape, VVS-VS

Smoky Quartz

6.74ct1 pc
$ 22.15
14.9 x 11 mm
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0.70ct Natural Orange-Gold Sapphire, Pear Shape, VS, Photo A

0.70ct Natural Orange-Gold Sapphire, Pear Shape, VS

Sapphire

0.70ct1 pc
$ 37.99
6.2 x 5.1 mm
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1.17ct Natural Tuscany Yellow Beryl, Round, VVS-VS, Photo A

1.17ct Natural Tuscany Yellow Beryl, Round, VVS-VS

Beryl

1.17ct1 pc
$ 23.31
7 mm (calibrated)
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3.02ct Natural Dark Pink Tourmaline, Pear Shape, VS, Photo A
Tourmaline Product Video (716446)

3.02ct Natural Dark Pink Tourmaline, Pear Shape, VS

Tourmaline

3.02ct1 pc
$ 360.95
11.7 x 9.4 mm
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7.65ct Natural Light Blue Aquamarine, Octagon / Emerald Cut, VS, Photo A
Aquamarine Product Video (415530)

7.65ct Natural Light Blue Aquamarine, Octagon / Emerald Cut, VS

Aquamarine

7.65ct1 pc
$ 1,523.88
16 x 8.4 mm
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1.43ct Natural Mauve Violet Spinel, Oval, VS-SI, Photo A
Spinel Product Video (349311)

1.43ct Natural Mauve Violet Spinel, Oval, VS-SI

Spinel

1.43ct1 pc
$ 237.38
7.5 x 5.6 mm
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11.16ct Natural Multicolor Pietersite, Round, Opaque, Photo A

11.16ct Natural Multicolor Pietersite, Round, Opaque

Pietersite

11.16ct1 pc
$ 36.69
16 mm (calibrated)
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0.47ct Natural Light Yellow Color-Change Diaspore, Oval, VVS, Photo A

0.47ct Natural Light Yellow Color-Change Diaspore, Oval, VVS

Color-Change Diaspore

0.47ct1 pc
$ 24.81
5.3 x 4 mm
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4.80ctw Natural Golden Citrine, Fancy, VVS-VS, Photo A

4.80ctw Natural Golden Citrine, Fancy, VVS-VS

Citrine

4.80ct total2 pcs
$ 26.29
14.1 x 7 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
$ 35.69
20.2 x 13.3 mm
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2.13ct Natural Medium Golden Citrine, Oval, VVS-VS, Photo A

2.13ct Natural Medium Golden Citrine, Oval, VVS-VS

Citrine

2.13ct1 pc
$ 11.67
10 x 8 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
$ 66.33
6 x 4 mm (calibrated)
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1.20ct Natural Very Light Pink Morganite, Round, VS, Photo A

1.20ct Natural Very Light Pink Morganite, Round, VS

Morganite

1.20ct1 pc
$ 46.61
7 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!

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Overall Rating -> 10 star ratings

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 2026
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Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

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I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

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