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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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1.86ct Natural Deep Green Emerald, Oval, VS-SI, Photo A
Emerald Product Video (714588)

1.86ct Natural Deep Green Emerald, Oval, VS-SI

Emerald

1.86ct1 pc
$ 6,249.60
10 x 7 mm (calibrated)
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2.69ct Natural Light Violet Amethyst, Trillion, VS, Photo A

2.69ct Natural Light Violet Amethyst, Trillion, VS

Amethyst

2.69ct1 pc
$ 22.60
10 x 10 mm (calibrated)
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0.88ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

0.88ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

0.88ct1 pc
$ 26.40
9.3 x 3.8 mm
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3.36ctw Natural Golden Citrine, Pear Shape, VVS-VS, Photo A

3.36ctw Natural Golden Citrine, Pear Shape, VVS-VS

Citrine

3.36ct total5 pcs
$ 23.28
7.9 x 4.8 mm
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1.23ct Natural Light Red Ruby, Oval, VS, Photo A

1.23ct Natural Light Red Ruby, Oval, VS

Ruby

1.23ct1 pc
$ 44.28
7 x 5 mm (calibrated)
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3.22ct Natural Medium Golden Citrine, Oval, VVS-VS, Photo A

3.22ct Natural Medium Golden Citrine, Oval, VVS-VS

Citrine

3.22ct1 pc
$ 29.75
12 x 8 mm (calibrated)
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16.25ct Natural Deep Violet Charoite, Cushion, Opaque, Photo A

16.25ct Natural Deep Violet Charoite, Cushion, Opaque

Charoite

16.25ct1 pc
$ 32.38
16.8 x 13.2 mm
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0.87ct Natural Medium Green Peridot, Octagon / Emerald Cut, VS, Photo A

0.87ct Natural Medium Green Peridot, Octagon / Emerald Cut, VS

Peridot

0.87ct1 pc
$ 15.66
7 x 5 mm (calibrated)
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57.48ct Natural Mahogany Red Star Garnet, Oval, Opaque, Photo A
Star Garnet Product Video (404004)

57.48ct Natural Mahogany Red Star Garnet, Oval, Opaque

Star Garnet

57.48ct1 pc
$ 227.62
24.4 x 20.4 mm
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0.03ct Natural E Diamond, Round, VVS, Photo A

0.03ct Natural E Diamond, Round, VVS

Diamond

0.03ct1 pc
$ 82.50
2 mm (calibrated)
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44.38ct Natural Multicolor Jasper, Oval, Opaque, Photo A

44.38ct Natural Multicolor Jasper, Oval, Opaque

Jasper

44.38ct1 pc
$ 22.37
34.8 x 27.5 mm
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2.36ct Natural Black Star Sapphire, Oval, Opaque, Photo A

2.36ct Natural Black Star Sapphire, Oval, Opaque

Star Sapphire

2.36ct1 pc
$ 50.98
9 x 7 mm (calibrated)
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6.91ct Natural Cherry Pink Tone Kunzite, Cushion, VS, Photo A

6.91ct Natural Cherry Pink Tone Kunzite, Cushion, VS

Kunzite

6.91ct1 pc
$ 207.30
11 x 9.7 mm
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6.86ctw Natural Warm Green Agate, Flower Cut, Translucent, Photo A

6.86ctw Natural Warm Green Agate, Flower Cut, Translucent

Agate

6.86ct total2 pcs
$ 20.58
18.7 x 9.1 mm
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2.24ct Natural Multicolor Opal, Oval, Translucent, Photo A

2.24ct Natural Multicolor Opal, Oval, Translucent

Opal

2.24ct1 pc
$ 68.09
10.7 x 8.3 mm
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0.91ct Natural Multicolor Pietersite, Marquise, Opaque, Photo A

0.91ct Natural Multicolor Pietersite, Marquise, Opaque

Pietersite

0.91ct1 pc
$ 2.65
12 x 4.6 mm
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8.32ctw Natural Swiss Blue Topaz, Marquise, VVS-VS, Photo A

8.32ctw Natural Swiss Blue Topaz, Marquise, VVS-VS

Topaz

8.32ct total2 pcs
$ 70.62
14.1 x 8.2 mm
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0.26ct Natural Dark Bluish Purple Iolite, Baguette, VS-SI, Photo A

0.26ct Natural Dark Bluish Purple Iolite, Baguette, VS-SI

Iolite

0.26ct1 pc
$ 12.48
5 x 3 mm (calibrated)
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0.52ct Natural Bright Green Peridot, Marquise, VS, Photo A

0.52ct Natural Bright Green Peridot, Marquise, VS

Peridot

0.52ct1 pc
$ 9.36
8 x 4 mm (calibrated)
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4.01ct Natural Multicolor Black Opal, Trillion, Opaque, Photo A

4.01ct Natural Multicolor Black Opal, Trillion, Opaque

Black Opal

4.01ct1 pc
$ 140.75
12 x 12 mm (calibrated)
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3.66ct Natural Light Pink Morganite, Pear Shape, Transparent, Photo A

3.66ct Natural Light Pink Morganite, Pear Shape, Transparent

Morganite

3.66ct1 pc
$ 48.31
14.1 x 8.1 mm
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9.11ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

9.11ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

9.11ct1 pc
$ 82.49
18.5 x 11.1 mm
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0.97ctw Natural Bright Red Pyrope Garnet, Square, VS, Photo A

0.97ctw Natural Bright Red Pyrope Garnet, Square, VS

Pyrope Garnet

0.97ct total2 pcs
$ 8.96
4 x 4 mm (calibrated)
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30.36ct Natural Yellowish Brown Tiger's Eye, Oval, Opaque, Photo A

30.36ct Natural Yellowish Brown Tiger's Eye, Oval, Opaque

Tiger's Eye

30.36ct1 pc
$ 36.43
25 x 18 mm (calibrated)
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9.27ct Natural Medium-Light Yellow Quartz, Marquise, VVS-VS, Photo A

9.27ct Natural Medium-Light Yellow Quartz, Marquise, VVS-VS

Quartz

9.27ct1 pc
$ 44.30
19.2 x 12.8 mm
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2.87ct Natural Bright Gold Citrine, Square, VS, Photo A

2.87ct Natural Bright Gold Citrine, Square, VS

Citrine

2.87ct1 pc
$ 22.73
8.9 x 8.6 mm
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3.53ctw Natural Light Reddish Orange Moonstone, Cushion, Translucent, Photo A

3.53ctw Natural Light Reddish Orange Moonstone, Cushion, Translucent

Moonstone

3.53ct total2 pcs
$ 8.47
8 x 8 mm (calibrated)
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22.55ct Natural Grayish White Jadeite, Oval, Translucent, Photo A

22.55ct Natural Grayish White Jadeite, Oval, Translucent

Jadeite

22.55ct1 pc
$ 32.45
19 x 17 mm
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1.22ct Natural Medium-Dark Red Ruby, Oval, VS-SI, Photo A
Ruby Product Video (570372)

1.22ct Natural Medium-Dark Red Ruby, Oval, VS-SI

Ruby

1.22ct1 pc
$ 1,048.53
7 x 5 mm (calibrated)
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1.89ct Natural Medium Pink Strawberry Quartz, Round, Translucent, Photo A

1.89ct Natural Medium Pink Strawberry Quartz, Round, Translucent

Strawberry Quartz

1.89ct1 pc
$ 17.46
8 mm (calibrated)
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2.27ctw Natural Sky Blue Topaz, Pear Shape, VS, Photo A
Topaz Product Video (455642)

2.27ctw Natural Sky Blue Topaz, Pear Shape, VS

Topaz

2.27ct total5 pcs
$ 20.98
6 x 4 mm (calibrated)
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0.28ct Natural Medium Light-Violet Iolite, Pear Shape, VS, Photo A

0.28ct Natural Medium Light-Violet Iolite, Pear Shape, VS

Iolite

0.28ct1 pc
$ 13.44
6 x 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

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Will know more once order received

Posted By Jim in September, 2025
Source: Bizrate
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