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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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23.76ct Natural Black with Blue Sparkle Nuummite, Oval, Opaque, Photo A

23.76ct Natural Black with Blue Sparkle Nuummite, Oval, Opaque

Nuummite

23.76ct1 pc
$ 117.47
19.2 x 16.8 mm
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0.92ct Natural Medium Pink Sapphire, Fancy, VVS-VS, Photo A

0.92ct Natural Medium Pink Sapphire, Fancy, VVS-VS

Sapphire

0.92ct1 pc
$ 123.66
8 x 6 mm (calibrated)
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25.96ct Natural Light Violet Jadeite, Oval, Opaque, Photo A

25.96ct Natural Light Violet Jadeite, Oval, Opaque

Jadeite

25.96ct1 pc
$ 51.40
21.7 x 15.8 mm
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0.81ct Natural Medium Yellow Sphene, Oval, Transparent, Photo A

0.81ct Natural Medium Yellow Sphene, Oval, Transparent

Sphene

0.81ct1 pc
$ 4.86
5.7 x 5 mm
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3.84ctw Natural Dark Red Pyrope Garnet, Marquise, VVS-VS, Photo A

3.84ctw Natural Dark Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

3.84ct total2 pcs
$ 40.55
12 x 5.8 mm
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1.49ct Natural Deep Lavender Spinel, Cushion, VS, Photo A

1.49ct Natural Deep Lavender Spinel, Cushion, VS

Spinel

1.49ct1 pc
$ 112.18
6.7 x 5.5 mm
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0.37ct Natural Tuscany Yellow Sapphire, Square, VS, Photo A

0.37ct Natural Tuscany Yellow Sapphire, Square, VS

Sapphire

0.37ct1 pc
$ 29.12
3.8 x 3.7 mm
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0.73ct Natural Medium Green Peridot, Oval, VS, Photo A

0.73ct Natural Medium Green Peridot, Oval, VS

Peridot

0.73ct1 pc
$ 6.13
6.6 x 4.9 mm
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0.70ct Natural Pale Yellow Color-Change Diaspore, Cushion, VS, Photo A

0.70ct Natural Pale Yellow Color-Change Diaspore, Cushion, VS

Color-Change Diaspore

0.70ct1 pc
$ 27.72
5.2 x 5.1 mm
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2.09ct Natural Medium Golden Citrine, Cushion, VVS-VS, Photo A

2.09ct Natural Medium Golden Citrine, Cushion, VVS-VS

Citrine

2.09ct1 pc
$ 19.31
9.2 x 7.7 mm
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1.10ct Natural Bright Green Tsavorite Garnet, Pear Shape, VS, Photo A
Tsavorite Garnet Product Video (749863)

1.10ct Natural Bright Green Tsavorite Garnet, Pear Shape, VS

Tsavorite Garnet

1.10ct1 pc
$ 715.00
8.2 x 5.2 mm
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1.74ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.74ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.74ct total2 pcs
$ 11.48
7.2 x 5.3 mm
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2.34ct Natural Multicolor Labradorite, Pear Shape, Translucent, Photo A

2.34ct Natural Multicolor Labradorite, Pear Shape, Translucent

Labradorite

2.34ct1 pc
$ 6.23
10 x 7 mm (calibrated)
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1.82ct Natural Medium Violet Amethyst, Marquise, VS, Photo A

1.82ct Natural Medium Violet Amethyst, Marquise, VS

Amethyst

1.82ct1 pc
$ 16.81
12.1 x 6 mm
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3.15ct Natural Golden Citrine, Oval, VVS, Photo A

3.15ct Natural Golden Citrine, Oval, VVS

Citrine

3.15ct1 pc
$ 30.24
11 x 9 mm (calibrated)
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30.57ct Natural Multicolor Green Bloodstone, Oval, Opaque, Photo A

30.57ct Natural Multicolor Green Bloodstone, Oval, Opaque

Bloodstone

30.57ct1 pc
$ 55.03
27 x 20 mm (calibrated)
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2.01ct Natural Light Yellow Andesine Labradorite, Oval, Transparent, Photo A

2.01ct Natural Light Yellow Andesine Labradorite, Oval, Transparent

Andesine Labradorite

2.01ct1 pc
$ 53.06
9 x 7 mm (calibrated)
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23.21ctw Natural Multicolor Pietersite, Fancy, Opaque, Photo A

23.21ctw Natural Multicolor Pietersite, Fancy, Opaque

Pietersite

23.21ct total2 pcs
$ 105.56
31.2 x 18.6 mm
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15.61ct Natural Medium Violet Amethyst, Cushion, VVS-VS, Photo A

15.61ct Natural Medium Violet Amethyst, Cushion, VVS-VS

Amethyst

15.61ct1 pc
$ 131.12
20 x 15 mm (calibrated)
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1.78ctw Natural Medium Blue Apatite, Oval, Transparent, Photo A

1.78ctw Natural Medium Blue Apatite, Oval, Transparent

Apatite

1.78ct total3 pcs
$ 35.24
5.2 x 4.3 mm
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0.92ct Natural Reddish Pink Ruby, Pear Shape, VS-SI, Photo A

0.92ct Natural Reddish Pink Ruby, Pear Shape, VS-SI

Ruby

0.92ct1 pc
$ 165.60
7.3 x 5.2 mm
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28.42ct Natural Multicolor Chrysocolla, Marquise, Opaque, Photo A

28.42ct Natural Multicolor Chrysocolla, Marquise, Opaque

Chrysocolla

28.42ct1 pc
$ 58.32
42.6 x 17.3 mm
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2.92ct Natural Electric Purple Blue Tanzanite, Oval, Translucent, Photo A

2.92ct Natural Electric Purple Blue Tanzanite, Oval, Translucent

Tanzanite

2.92ct1 pc
$ 30.44
9 x 7 mm (calibrated)
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2.05ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI, Photo A

2.05ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI

Hessonite Garnet

2.05ct1 pc
$ 46.62
7 x 7 mm (calibrated)
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2.73ctw Natural Deep Red Rhodolite Garnet, Square, VS, Photo A

2.73ctw Natural Deep Red Rhodolite Garnet, Square, VS

Rhodolite Garnet

2.73ct total4 pcs
$ 28.79
5 x 5 mm (calibrated)
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7.76ct Natural Multicolor Black Opal, Pear Shape, Translucent, Photo A

7.76ct Natural Multicolor Black Opal, Pear Shape, Translucent

Black Opal

7.76ct1 pc
$ 388.00
19.3 x 11.4 mm
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2.71ct Natural Deep Green Tourmaline, Fancy, Translucent, Photo A

2.71ct Natural Deep Green Tourmaline, Fancy, Translucent

Tourmaline

2.71ct1 pc
$ 35.77
13.3 x 10.5 mm
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0.52ct Natural Bluish White Opal, Oval, Transparent, Photo A

0.52ct Natural Bluish White Opal, Oval, Transparent

Opal

0.52ct1 pc
$ 15.60
7.2 x 5.3 mm
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2.13ct Natural Deep Red Almandine Garnet, Oval, VS, Photo A

2.13ct Natural Deep Red Almandine Garnet, Oval, VS

Almandine Garnet

2.13ct1 pc
$ 95.85
9 x 7 mm (calibrated)
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1.90ctw Natural Medium Violet-Pink Amethyst, Marquise, VS, Photo A

1.90ctw Natural Medium Violet-Pink Amethyst, Marquise, VS

Amethyst

1.90ct total2 pcs
$ 15.20
10 x 5 mm (calibrated)
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1.70ctw Natural Black Onyx, Round, Opaque, Photo A

1.70ctw Natural Black Onyx, Round, Opaque

Onyx

1.70ct total2 pcs
$ 3.40
5.5 mm (calibrated)
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2.63ct Natural Blood Red Andesine Labradorite, Oval, Transparent/Translucent, Photo A
Andesine Labradorite Product Video (334784)

2.63ct Natural Blood Red Andesine Labradorite, Oval, Transparent/Translucent

Andesine Labradorite

2.63ct1 pc
$ 41.66
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 -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 2025
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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
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Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
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Overall Rating -> 10 star ratings

Easy to use website

Posted By Mel in February, 2026
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Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
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Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate
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