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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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2.23ct Natural Pink Berry Purple Rhodolite Garnet, Oval, VVS, Photo A
Rhodolite Garnet Product Video (735226)

2.23ct Natural Pink Berry Purple Rhodolite Garnet, Oval, VVS

Rhodolite Garnet

2.23ct1 pc
$ 107.04
8.1 x 7.2 mm
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1.06ct Natural Light Earthy Green Sphene, Oval, Transparent, Photo A

1.06ct Natural Light Earthy Green Sphene, Oval, Transparent

Sphene

1.06ct1 pc
$ 6.36
6.6 x 5.2 mm
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0.06ct Natural Blue Diamond, Round, VS-SI, Photo A

0.06ct Natural Blue Diamond, Round, VS-SI

Diamond

0.06ct1 pc
$ 72.00
2.5 mm (calibrated)
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0.61ct Natural Grey Green Cat's Eye Alexandrite, Oval, Opaque, Photo A

0.61ct Natural Grey Green Cat's Eye Alexandrite, Oval, Opaque

Cat's Eye Alexandrite

0.61ct1 pc
$ 152.50
5.5 x 4 mm
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3.42ct Natural Deep Golden Orange Citrine, Oval, VVS, Photo A

3.42ct Natural Deep Golden Orange Citrine, Oval, VVS

Citrine

3.42ct1 pc
$ 31.60
13.1 x 7.2 mm
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38.41ct Natural Multicolor Rhodochrosite, Pear Shape, Translucent, Photo A

38.41ct Natural Multicolor Rhodochrosite, Pear Shape, Translucent

Rhodochrosite

38.41ct1 pc
$ 79.09
38.3 x 15.3 mm
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1.14ct Natural Light Pink Morganite, Round, VS, Photo A

1.14ct Natural Light Pink Morganite, Round, VS

Morganite

1.14ct1 pc
$ 53.35
7 mm (calibrated)
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0.97ct Natural Dark Blue Kyanite, Round, VS-SI, Photo A

0.97ct Natural Dark Blue Kyanite, Round, VS-SI

Kyanite

0.97ct1 pc
$ 24.32
6 mm (calibrated)
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2.67ctw Natural Multicolor Andalusite, Oval, VS, Photo A

2.67ctw Natural Multicolor Andalusite, Oval, VS

Andalusite

2.67ct total5 pcs
$ 172.49
6.2 x 4.2 mm
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3.08ct Natural Gingerbread Brown Smoky Quartz, Oval, VS, Photo A

3.08ct Natural Gingerbread Brown Smoky Quartz, Oval, VS

Smoky Quartz

3.08ct1 pc
$ 16.26
11.5 x 9 mm
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2.60ct Natural Medium Violet Amethyst, Trillion, VS, Photo A

2.60ct Natural Medium Violet Amethyst, Trillion, VS

Amethyst

2.60ct1 pc
$ 24.96
10 x 10 mm (calibrated)
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3.10ctw Natural Bluish White Rainbow Moonstone, Square, Transparent/Translucent, Photo A

3.10ctw Natural Bluish White Rainbow Moonstone, Square, Transparent/Translucent

Rainbow Moonstone

3.10ct total20 pcs
$ 70.96
3 x 3 mm (calibrated)
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27.42ct Natural Multicolor Jasper, Oval, Opaque, Photo A

27.42ct Natural Multicolor Jasper, Oval, Opaque

Jasper

27.42ct1 pc
$ 19.18
35.1 x 20.9 mm
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0.44ct Natural Warm Yellow Sapphire, Round, VS, Photo A

0.44ct Natural Warm Yellow Sapphire, Round, VS

Sapphire

0.44ct1 pc
$ 26.40
4.5 mm (calibrated)
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3.51ct Natural Medium Red Star Ruby, Oval, Opaque, Photo A

3.51ct Natural Medium Red Star Ruby, Oval, Opaque

Star Ruby

3.51ct1 pc
$ 67.39
10.2 x 9 mm
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10.36ct Natural Multicolor Boulder Opal, Fancy, Translucent, Photo A

10.36ct Natural Multicolor Boulder Opal, Fancy, Translucent

Boulder Opal

10.36ct1 pc
$ 62.16
19.6 x 11.4 mm
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7.02ct Natural Blue Green Larimar, Pear Shape, Opaque, Photo A

7.02ct Natural Blue Green Larimar, Pear Shape, Opaque

Larimar

7.02ct1 pc
$ 101.00
16 x 12 mm (calibrated)
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0.57ct Natural Medium Orange Spessartite Garnet, Oval, VS-SI, Photo A

0.57ct Natural Medium Orange Spessartite Garnet, Oval, VS-SI

Spessartite Garnet

0.57ct1 pc
$ 23.94
5 x 4 mm (calibrated)
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16.83ct Natural Medium Dark-Violet Amethyst, Pear Shape, VVS, Photo A

16.83ct Natural Medium Dark-Violet Amethyst, Pear Shape, VVS

Amethyst

16.83ct1 pc
$ 161.57
20.6 x 16.1 mm
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3.01ct Natural Light Pinkish Violet Amethyst, Trillion, VVS, Photo A

3.01ct Natural Light Pinkish Violet Amethyst, Trillion, VVS

Amethyst

3.01ct1 pc
$ 28.90
10 x 10 mm (calibrated)
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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
$ 1,836.00
16 x 8.4 mm
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17.25ct Natural Multicolor Jasper, Oval, Opaque, Photo A

17.25ct Natural Multicolor Jasper, Oval, Opaque

Jasper

17.25ct1 pc
$ 17.18
25 x 18 mm (calibrated)
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0.14ctw Natural J Diamond, Round, VVS-VS, Photo A

0.14ctw Natural J Diamond, Round, VVS-VS

Diamond

0.14ct total2 pcs
$ 301.54
2.7 mm (calibrated)
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5.45ct Natural Medium Pink Morganite, Oval, Transparent, Photo A

5.45ct Natural Medium Pink Morganite, Oval, Transparent

Morganite

5.45ct1 pc
$ 75.47
14.8 x 10.5 mm
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4.32ct Natural Medium Orange Sunstone, Oval, Translucent, Photo A

4.32ct Natural Medium Orange Sunstone, Oval, Translucent

Sunstone

4.32ct1 pc
$ 30.97
12 x 10 mm (calibrated)
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1.09ct Natural Navy Blue Kyanite, Oval, SI, Photo A

1.09ct Natural Navy Blue Kyanite, Oval, SI

Kyanite

1.09ct1 pc
$ 32.70
7 x 5 mm (calibrated)
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6.65ct Natural Brownish Yellow Color-Change Diaspore, Cushion, VS-SI, Photo A
Color-Change Diaspore Product Video (381560)

6.65ct Natural Brownish Yellow Color-Change Diaspore, Cushion, VS-SI

Color-Change Diaspore

6.65ct1 pc
$ 3,773.14
12 x 10 mm (calibrated)
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5.60ctw Natural Dark Blue Star Sapphire, Oval, Opaque, Photo A
Star Sapphire Product Video (490228)

5.60ctw Natural Dark Blue Star Sapphire, Oval, Opaque

Star Sapphire

5.60ct total4 pcs
$ 133.06
7 x 5 mm (calibrated)
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0.59ct Natural Light Honey Yellow Beryl, Pear Shape, VS, Photo A

0.59ct Natural Light Honey Yellow Beryl, Pear Shape, VS

Beryl

0.59ct1 pc
$ 16.99
8 x 5 mm (calibrated)
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35.01ct Natural Deep Green Bloodstone, Oval, Opaque, Photo A

35.01ct Natural Deep Green Bloodstone, Oval, Opaque

Bloodstone

35.01ct1 pc
$ 63.02
27 x 20 mm (calibrated)
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0.66ct Natural Orange-Gold Sapphire, Oval, VS, Photo A

0.66ct Natural Orange-Gold Sapphire, Oval, VS

Sapphire

0.66ct1 pc
$ 42.13
5.7 x 4.1 mm
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0.63ct Natural Blue-Green Sapphire, Cushion, VS, Photo A

0.63ct Natural Blue-Green Sapphire, Cushion, VS

Sapphire

0.63ct1 pc
$ 90.72
4.7 x 4.6 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 -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
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Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
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Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate
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