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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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1.07ctw Natural Sangria Red Pyrope Garnet, Heart, VS, Photo A

1.07ctw Natural Sangria Red Pyrope Garnet, Heart, VS

Pyrope Garnet

1.07ct total2 pcs
$ 26.64
5 x 5 mm (calibrated)
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1.98ctw Natural Pineapple yellow Sphene, Oval, Transparent, Photo A

1.98ctw Natural Pineapple yellow Sphene, Oval, Transparent

Sphene

1.98ct total2 pcs
$ 9.86
6.1 x 5.5 mm
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0.88ct Natural Medium Green Tourmaline, Octagon / Emerald Cut, VS, Photo A

0.88ct Natural Medium Green Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

0.88ct1 pc
$ 24.10
14 x 2.8 mm
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10.88ct Natural Multicolor Pietersite, Oval, Opaque, Photo A

10.88ct Natural Multicolor Pietersite, Oval, Opaque

Pietersite

10.88ct1 pc
$ 26.65
18.2 x 13.8 mm
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0.93ct Natural Bubblegum Pink Tourmaline, Round, Transparent, Photo A

0.93ct Natural Bubblegum Pink Tourmaline, Round, Transparent

Tourmaline

0.93ct1 pc
$ 15.62
5.5 mm (calibrated)
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22.47ct Natural Multicolor Jasper, Oval, Opaque, Photo A

22.47ct Natural Multicolor Jasper, Oval, Opaque

Jasper

22.47ct1 pc
$ 36.94
27 x 20 mm (calibrated)
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0.46ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent, Photo A

0.46ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent

Rainbow Moonstone

0.46ct1 pc
$ 16.04
6.3 x 4 mm
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108.70ct Natural Intense Violet Amethyst, Oval, VS, Photo A
Amethyst Product Video (639271)

108.70ct Natural Intense Violet Amethyst, Oval, VS

Amethyst

108.70ct1 pc
$ 757.86
31.6 x 27.5 mm
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2.63ct Natural Multicolor Labradorite, Pear Shape, Translucent, Photo A

2.63ct Natural Multicolor Labradorite, Pear Shape, Translucent

Labradorite

2.63ct1 pc
$ 5.82
10 x 7 mm (calibrated)
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24.42ct Natural Brown Black Obsidian, Fancy, Opaque, Photo A

24.42ct Natural Brown Black Obsidian, Fancy, Opaque

Obsidian

24.42ct1 pc
$ 24.32
27.4 x 18.5 mm
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6.70ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

6.70ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

6.70ct1 pc
$ 51.51
12.9 x 10.9 mm
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0.50ct Natural Tangerine Sapphire, Octagon / Emerald Cut, VVS, Photo A

0.50ct Natural Tangerine Sapphire, Octagon / Emerald Cut, VVS

Sapphire

0.50ct1 pc
$ 27.17
5 x 4 mm (calibrated)
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3.01ctw Natural Dark Red Pyrope Garnet, Marquise, VVS-VS, Photo A

3.01ctw Natural Dark Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

3.01ct total2 pcs
$ 33.08
12 x 6.2 mm
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2.43ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS, Photo A
Tanzanite Product Video (415672)

2.43ctw Natural Intense Violet Blue Tanzanite, Oval, VVS-VS

Tanzanite

2.43ct total6 pcs
$ 199.68
6 x 4 mm (calibrated)
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2.07ct Natural Lively Green Chrysoprase, Oval, Translucent, Photo A

2.07ct Natural Lively Green Chrysoprase, Oval, Translucent

Chrysoprase

2.07ct1 pc
$ 17.18
9.9 x 6.5 mm
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6.59ct Natural Light Purple Star Ruby, Oval, Opaque, Photo A

6.59ct Natural Light Purple Star Ruby, Oval, Opaque

Star Ruby

6.59ct1 pc
$ 86.64
11 x 9 mm (calibrated)
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1.74ctw Natural Blue Apatite, Oval, VS, Photo A
Apatite Product Video (488808)

1.74ctw Natural Blue Apatite, Oval, VS

Apatite

1.74ct total5 pcs
$ 38.23
5 x 3.8 mm
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25.86ct Natural Green Blue Amazonite, Oval, Translucent, Photo A

25.86ct Natural Green Blue Amazonite, Oval, Translucent

Amazonite

25.86ct1 pc
$ 20.61
29.4 x 17.3 mm
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1.40ct Natural Medium Purple Rhodolite Garnet, Octagon / Emerald Cut, VVS-VS, Photo A

1.40ct Natural Medium Purple Rhodolite Garnet, Octagon / Emerald Cut, VVS-VS

Rhodolite Garnet

1.40ct1 pc
$ 52.29
5.6 x 5.2 mm
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0.56ct Natural Bright Green Peridot, Marquise, VVS-VS, Photo A

0.56ct Natural Bright Green Peridot, Marquise, VVS-VS

Peridot

0.56ct1 pc
$ 8.37
8 x 4 mm (calibrated)
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0.58ct Natural Orange Brown Citrine, Marquise, VS, Photo A

0.58ct Natural Orange Brown Citrine, Marquise, VS

Citrine

0.58ct1 pc
$ 4.04
8 x 4 mm (calibrated)
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1.32ctw Natural Tuscany Yellow Sapphire, Square, VS, Photo A

1.32ctw Natural Tuscany Yellow Sapphire, Square, VS

Sapphire

1.32ct total7 pcs
$ 199.40
3 x 3 mm (calibrated)
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7.06ctw Natural Swiss Blue Topaz, Marquise, VS, Photo A

7.06ctw Natural Swiss Blue Topaz, Marquise, VS

Topaz

7.06ct total2 pcs
$ 54.14
14.9 x 7.1 mm
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33.73ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque, Photo A

33.73ct Natural Multicolor Tiger's Eye Matrix, Oval, Opaque

Tiger's Eye Matrix

33.73ct1 pc
$ 33.60
31.1 x 16.1 mm
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2.34ct Natural Bi-color Ametrine, Octagon / Emerald Cut, VVS, Photo A

2.34ct Natural Bi-color Ametrine, Octagon / Emerald Cut, VVS

Ametrine

2.34ct1 pc
$ 24.55
9 x 7 mm (calibrated)
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4.75ctw Natural Medium-Dark Orange Zircon, Round, VVS-VS, Photo A
Zircon Product Video (481929)

4.75ctw Natural Medium-Dark Orange Zircon, Round, VVS-VS

Zircon

4.75ct total4 pcs
$ 113.35
6 mm (calibrated)
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2.01ctw Natural Violet Blue Tanzanite, Pear Shape, VS, Photo A

2.01ctw Natural Violet Blue Tanzanite, Pear Shape, VS

Tanzanite

2.01ct total10 pcs
$ 77.08
5 x 3.2 mm
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0.49ct Natural Orange Pink Tourmaline, Round, Transparent, Photo A

0.49ct Natural Orange Pink Tourmaline, Round, Transparent

Tourmaline

0.49ct1 pc
$ 19.52
5 mm (calibrated)
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6.76ctw Natural Multicolor Pietersite, Oval, Opaque, Photo A

6.76ctw Natural Multicolor Pietersite, Oval, Opaque

Pietersite

6.76ct total2 pcs
$ 15.95
12 x 8 mm (calibrated)
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8.50ct Natural Green Agate, Oval, Translucent, Photo A

8.50ct Natural Green Agate, Oval, Translucent

Agate

8.50ct1 pc
$ 4.94
13.6 x 11.2 mm
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3.33ctw Natural Dark Red Pyrope Garnet, Square, VS, Photo A

3.33ctw Natural Dark Red Pyrope Garnet, Square, VS

Pyrope Garnet

3.33ct total10 pcs
$ 25.54
3.9 x 3.7 mm
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1.66ct Natural Multicolor Labradorite, Pear Shape, Translucent, Photo A

1.66ct Natural Multicolor Labradorite, Pear Shape, Translucent

Labradorite

1.66ct1 pc
$ 3.68
9 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 -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
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Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
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Overall Rating -> 10 star ratings

My current project is something BLUE . Opal earrings with matching tennis bracelet for her wedding. The opals and sixty two sapphires VVS & VS are AMAZINGLY BEAUTIFUL. The private jewelers were impressed by the clarity and inclusion free of the sapphires . I want to say thank you for the High quality sapphires that I purchased for my daughtera's wedding.

Posted By My real name Dean or Wandering about in May, 2026
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Overall Rating -> 10 star ratings

Very neat and to the point

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

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

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

It was all good

Posted By Debsarabs in February, 2026
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