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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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0.44ct Natural Multicolor Chocolate Opal, Oval, Translucent, Photo A

0.44ct Natural Multicolor Chocolate Opal, Oval, Translucent

Chocolate Opal

0.44ct1 pc
$ 17.42
6 x 4 mm (calibrated)
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1.71ctw Natural Blackish Red Pyrope Garnet, Heart, VVS-VS, Photo A

1.71ctw Natural Blackish Red Pyrope Garnet, Heart, VVS-VS

Pyrope Garnet

1.71ct total2 pcs
$ 15.80
6 x 6 mm (calibrated)
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10.90ct Natural Deep Green Bloodstone, Oval, Opaque, Photo A

10.90ct Natural Deep Green Bloodstone, Oval, Opaque

Bloodstone

10.90ct1 pc
$ 26.16
16.4 x 10.5 mm
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0.89ct Natural Light Golden-Yellow Beryl, Oval, VS, Photo A

0.89ct Natural Light Golden-Yellow Beryl, Oval, VS

Beryl

0.89ct1 pc
$ 21.36
7.6 x 5.8 mm
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1.58ctw Natural Multicolor Sapphire, Square, VS, Photo A
Sapphire Product Video (683732)

1.58ctw Natural Multicolor Sapphire, Square, VS

Sapphire

1.58ct total15 pcs
$ 227.52
2.3 x 2.3 mm
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2.84ctw Natural Medium-Light Orange Sunstone, Round, Transparent, Photo A

2.84ctw Natural Medium-Light Orange Sunstone, Round, Transparent

Sunstone

2.84ct total2 pcs
$ 52.49
7 mm (calibrated)
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1.25ct Natural Medium Green Emerald, Oval, Translucent, Photo A

1.25ct Natural Medium Green Emerald, Oval, Translucent

Emerald

1.25ct1 pc
$ 105.00
7 x 5.9 mm
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1.62ctw Natural Navy Blue Kyanite, Round, SI, Photo A

1.62ctw Natural Navy Blue Kyanite, Round, SI

Kyanite

1.62ct total2 pcs
$ 48.60
5.3 mm
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0.91ct Natural Earthy Pink Strawberry Quartz, Oval, Translucent, Photo A

0.91ct Natural Earthy Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

0.91ct1 pc
$ 13.86
7.4 x 5.7 mm
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0.38ct Natural Golden Sapphire, Octagon / Emerald Cut, VVS, Photo A

0.38ct Natural Golden Sapphire, Octagon / Emerald Cut, VVS

Sapphire

0.38ct1 pc
$ 20.73
5.1 x 3.2 mm
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1.43ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

1.43ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

1.43ct1 pc
$ 37.80
10 x 7 mm (calibrated)
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4.37ct Natural Golden Orange Citrine, Oval, VVS-VS, Photo A

4.37ct Natural Golden Orange Citrine, Oval, VVS-VS

Citrine

4.37ct1 pc
$ 41.95
12 x 10 mm (calibrated)
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6.73ct Natural Forest Green Tsavorite Garnet, Pear Shape, Translucent, Photo A

6.73ct Natural Forest Green Tsavorite Garnet, Pear Shape, Translucent

Tsavorite Garnet

6.73ct1 pc
$ 177.67
13 x 10 mm
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2.25ctw Natural Multicolor Sapphire, Square, VS, Photo A

2.25ctw Natural Multicolor Sapphire, Square, VS

Sapphire

2.25ct total21 pcs
$ 162.00
2.5 x 2.4 mm
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0.66ct Natural Medium Green Peridot, Marquise, VS, Photo A

0.66ct Natural Medium Green Peridot, Marquise, VS

Peridot

0.66ct1 pc
$ 12.67
8 x 4 mm (calibrated)
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21.97ct Natural Grayish Magenta Star Ruby, Oval, Opaque, Photo A

21.97ct Natural Grayish Magenta Star Ruby, Oval, Opaque

Star Ruby

21.97ct1 pc
$ 348.00
16.6 x 14.8 mm
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1.55ct Natural Deep Mauve Tone Spinel, Cushion, VS, Photo A

1.55ct Natural Deep Mauve Tone Spinel, Cushion, VS

Spinel

1.55ct1 pc
$ 133.00
6.6 x 6.2 mm
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0.76ct Natural Flamingo Pink Morganite, Pear Shape, VS, Photo A

0.76ct Natural Flamingo Pink Morganite, Pear Shape, VS

Morganite

0.76ct1 pc
$ 80.26
9.8 x 4.7 mm
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0.37ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent, Photo A

0.37ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent

Rainbow Moonstone

0.37ct1 pc
$ 15.54
6 x 4 mm (calibrated)
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3.54ct Natural Yellowish Green Apatite, Octagon / Emerald Cut, VVS-VS, Photo A

3.54ct Natural Yellowish Green Apatite, Octagon / Emerald Cut, VVS-VS

Apatite

3.54ct1 pc
$ 223.84
9 x 9 mm (calibrated)
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28.66ct Natural Medium Brown Tiger's Eye, Oval, Opaque, Photo A

28.66ct Natural Medium Brown Tiger's Eye, Oval, Opaque

Tiger's Eye

28.66ct1 pc
$ 34.39
25 x 18 mm (calibrated)
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0.92ct Natural Mellow Yellow Beryl, Trillion, VVS-VS, Photo A

0.92ct Natural Mellow Yellow Beryl, Trillion, VVS-VS

Beryl

0.92ct1 pc
$ 22.08
7 x 7 mm (calibrated)
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0.91ct Natural Light Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

0.91ct Natural Light Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

0.91ct1 pc
$ 27.30
14.1 x 3.1 mm
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5.59ct Natural Greenish Blue Grandidierite, Oval, SI-I1, Photo A

5.59ct Natural Greenish Blue Grandidierite, Oval, SI-I1

Grandidierite

5.59ct1 pc
$ 184.47
12.2 x 10.8 mm
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0.81ct Natural Light Forest Green Tourmaline, Oval, Transparent, Photo A

0.81ct Natural Light Forest Green Tourmaline, Oval, Transparent

Tourmaline

0.81ct1 pc
$ 19.44
5.6 x 4.8 mm
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3.26ct Natural Golden Orange Citrine, Oval, VVS-VS, Photo A

3.26ct Natural Golden Orange Citrine, Oval, VVS-VS

Citrine

3.26ct1 pc
$ 27.38
11 x 9 mm (calibrated)
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0.45ct Natural Deep Orange Sphalerite, Round, SI, Photo A

0.45ct Natural Deep Orange Sphalerite, Round, SI

Sphalerite

0.45ct1 pc
$ 27.00
4.5 mm (calibrated)
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4.12ct Natural Medium Violet Amethyst, Round, VVS-VS, Photo A

4.12ct Natural Medium Violet Amethyst, Round, VVS-VS

Amethyst

4.12ct1 pc
$ 32.63
11 mm (calibrated)
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1.85ct Natural Sangria Red Almandine Garnet, Baguette, VS, Photo A

1.85ct Natural Sangria Red Almandine Garnet, Baguette, VS

Almandine Garnet

1.85ct1 pc
$ 18.50
9.9 x 5 mm
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0.79ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS, Photo A

0.79ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS

Color-Change Diaspore

0.79ct1 pc
$ 50.24
6.5 x 4.2 mm
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1.52ct Natural Yellowish Green Tourmaline, Oval, Transparent, Photo A

1.52ct Natural Yellowish Green Tourmaline, Oval, Transparent

Tourmaline

1.52ct1 pc
$ 33.43
8 x 6 mm (calibrated)
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1.03ct Natural Amber Orange Sunstone, Oval, Translucent, Photo A

1.03ct Natural Amber Orange Sunstone, Oval, Translucent

Sunstone

1.03ct1 pc
$ 8.65
8 x 6 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

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
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Overall Rating -> 10 star ratings

I was looking for high-quality amethyst on this site, and I was able to compare size, color, and weight in detail before making a purchase.

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Easy and functional

Posted By Dessa in March, 2026
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Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

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

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this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

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Enlarged Gemstone Image