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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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1.69ct Natural Deep Violet Blue Tanzanite, Oval, VVS, Photo A
Tanzanite Product Video (717582)

1.69ct Natural Deep Violet Blue Tanzanite, Oval, VVS

Tanzanite

1.69ct1 pc
$ 499.80
8 x 6 mm (calibrated)
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4.67ct Natural Golden Citrine, Oval, VVS, Photo A

4.67ct Natural Golden Citrine, Oval, VVS

Citrine

4.67ct1 pc
$ 37.21
12 x 10 mm (calibrated)
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2.16ct Natural Warm Green Agate, Flower Cut, Translucent, Photo A

2.16ct Natural Warm Green Agate, Flower Cut, Translucent

Agate

2.16ct1 pc
$ 5.92
15.2 x 8.3 mm
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21.16ct Natural Dark Red Star Garnet, Oval, Opaque, Photo A

21.16ct Natural Dark Red Star Garnet, Oval, Opaque

Star Garnet

21.16ct1 pc
$ 20.87
18 x 14 mm
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0.76ct Natural Deep Crimson Ruby, Oval, VS-SI, Photo A

0.76ct Natural Deep Crimson Ruby, Oval, VS-SI

Ruby

0.76ct1 pc
$ 68.13
6 x 4 mm (calibrated)
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0.94ctw Natural Intense Red Sapphire, Oval, VVS-VS, Photo A

0.94ctw Natural Intense Red Sapphire, Oval, VVS-VS

Sapphire

0.94ct total2 pcs
$ 140.44
6 x 4 mm (calibrated)
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1.32ct Natural Translucent White Sillimanite Cat's Eye, Round, Transparent, Photo A

1.32ct Natural Translucent White Sillimanite Cat's Eye, Round, Transparent

Sillimanite Cat's Eye

1.32ct1 pc
$ 4.13
6 mm (calibrated)
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3.33ct Natural Warm Forest Green Tourmaline, Fancy, Translucent, Photo A

3.33ct Natural Warm Forest Green Tourmaline, Fancy, Translucent

Tourmaline

3.33ct1 pc
$ 36.49
13.8 x 9.5 mm
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0.71ct Natural Very Light Sage Green Sapphire, Heart, VS, Photo A

0.71ct Natural Very Light Sage Green Sapphire, Heart, VS

Sapphire

0.71ct1 pc
$ 38.84
5 x 5 mm (calibrated)
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3.97ct Natural Golden-Orange Citrine, Fancy, VVS-VS, Photo A

3.97ct Natural Golden-Orange Citrine, Fancy, VVS-VS

Citrine

3.97ct1 pc
$ 26.10
10 x 10 mm (calibrated)
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0.08ct Natural Black Diamond, Round, Opaque, Photo A

0.08ct Natural Black Diamond, Round, Opaque

Diamond

0.08ct1 pc
$ 27.38
2.6 mm (calibrated)
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0.70ct Natural Deep Golden Orange Sapphire, Round, VVS-VS, Photo A

0.70ct Natural Deep Golden Orange Sapphire, Round, VVS-VS

Sapphire

0.70ct1 pc
$ 44.80
5 mm (calibrated)
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10.13ctw Natural Black Spinel, Round, Opaque, Photo A

10.13ctw Natural Black Spinel, Round, Opaque

Spinel

10.13ct total2 pcs
$ 33.30
10 mm (calibrated)
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3.80ct Natural Medium Red Sunstone, Oval, Translucent, Photo A

3.80ct Natural Medium Red Sunstone, Oval, Translucent

Sunstone

3.80ct1 pc
$ 20.82
12 x 10 mm (calibrated)
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0.69ct Natural Light Green Sapphire, Heart, VVS-VS, Photo A

0.69ct Natural Light Green Sapphire, Heart, VVS-VS

Sapphire

0.69ct1 pc
$ 37.74
5 x 5 mm (calibrated)
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1.19ct Natural Light Brown Smoky Quartz, Round, VVS, Photo A

1.19ct Natural Light Brown Smoky Quartz, Round, VVS

Smoky Quartz

1.19ct1 pc
$ 8.30
7 mm (calibrated)
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0.79ct Natural Multicolor Sapphire, Cushion, VVS-VS, Photo A

0.79ct Natural Multicolor Sapphire, Cushion, VVS-VS

Sapphire

0.79ct1 pc
$ 62.95
5.2 x 4.2 mm
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2.05ct Natural Medium Gold Citrine, Trillion, VVS-VS, Photo A

2.05ct Natural Medium Gold Citrine, Trillion, VVS-VS

Citrine

2.05ct1 pc
$ 11.10
9 x 9 mm (calibrated)
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2.44ct Natural Blood Red Andesine Labradorite, Cushion, Transparent, Photo A

2.44ct Natural Blood Red Andesine Labradorite, Cushion, Transparent

Andesine Labradorite

2.44ct1 pc
$ 30.38
10.9 x 7.6 mm
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6.10ct Natural Lemon Yellow Quartz, Round, Transparent, Photo A

6.10ct Natural Lemon Yellow Quartz, Round, Transparent

Quartz

6.10ct1 pc
$ 24.19
12 mm (calibrated)
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44.14ct Natural Multicolor Jasper, Oval, Opaque, Photo A

44.14ct Natural Multicolor Jasper, Oval, Opaque

Jasper

44.14ct1 pc
$ 29.99
32.9 x 27.1 mm
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0.76ct Natural Multicolor Opal, Oval, Opaque, Photo A

0.76ct Natural Multicolor Opal, Oval, Opaque

Opal

0.76ct1 pc
$ 22.71
9 x 7 mm (calibrated)
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3.18ctw Natural Medium Red Pyrope Garnet, Trillion, VS, Photo A

3.18ctw Natural Medium Red Pyrope Garnet, Trillion, VS

Pyrope Garnet

3.18ct total10 pcs
$ 24.39
4 x 4 mm (calibrated)
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0.55ct Natural Light Pink Tourmaline, Round, Transparent, Photo A

0.55ct Natural Light Pink Tourmaline, Round, Transparent

Tourmaline

0.55ct1 pc
$ 18.26
5 mm (calibrated)
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2.02ct Natural Multicolor Labradorite, Baguette, Transparent, Photo A

2.02ct Natural Multicolor Labradorite, Baguette, Transparent

Labradorite

2.02ct1 pc
$ 4.42
8 x 6 mm (calibrated)
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2.17ctw Natural Sky Blue Topaz, Oval, VVS-VS, Photo A

2.17ctw Natural Sky Blue Topaz, Oval, VVS-VS

Topaz

2.17ct total2 pcs
$ 14.26
7 x 5 mm (calibrated)
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1.09ct Natural Warm Grey Sillimanite Cat's Eye, Oval, Translucent, Photo A

1.09ct Natural Warm Grey Sillimanite Cat's Eye, Oval, Translucent

Sillimanite Cat's Eye

1.09ct1 pc
$ 3.25
7 x 5 mm (calibrated)
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2.83ctw Natural Swiss Blue Topaz, Trillion, VVS-VS, Photo A

2.83ctw Natural Swiss Blue Topaz, Trillion, VVS-VS

Topaz

2.83ct total2 pcs
$ 20.25
7 x 7 mm (calibrated)
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9.31ctw Natural Medium-Dark Brown Hessonite Garnet, Oval, Translucent, Photo A

9.31ctw Natural Medium-Dark Brown Hessonite Garnet, Oval, Translucent

Hessonite Garnet

9.31ct total2 pcs
$ 51.00
13 x 9 mm (calibrated)
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0.47ct Natural Fire Red Sapphire, Pear Shape, VVS, Photo A

0.47ct Natural Fire Red Sapphire, Pear Shape, VVS

Sapphire

0.47ct1 pc
$ 70.22
6 x 4 mm (calibrated)
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46.39ct Natural Red Strawberry Quartz, Fancy, Opaque, Photo A

46.39ct Natural Red Strawberry Quartz, Fancy, Opaque

Strawberry Quartz

46.39ct1 pc
$ 4.62
37.1 x 12.6 mm
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0.44ct Natural Bright Orange Sapphire, Heart, VS, Photo A

0.44ct Natural Bright Orange Sapphire, Heart, VS

Sapphire

0.44ct1 pc
$ 27.17
4.6 x 4.5 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 -> 7 star ratings

Easy, quick.

Posted By Mich in June, 2026
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Overall Rating -> 10 star ratings

Enjoy every moment

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

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All good

Posted By DouscheGift in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased 4 gemstones in different sizes to be able to make a family ring for my granddaughter. I got exactly what I saw and they are absolutely beautiful! Shipping was quick compared to other gem stores I have dealt with! I will definitely order more stones from your company, as I am a collector and have several stones. You are my new go to company in the future

Posted By Liz in June, 2026
Source: Bizrate
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