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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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1.92ct Natural Medium Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI, Photo A

1.92ct Natural Medium Orange Hessonite Garnet, Octagon / Emerald Cut, VS-SI

Hessonite Garnet

1.92ct1 pc
$ 38.17
8.6 x 6.3 mm
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5.43ct Natural Medium Golden Citrine, Oval, VVS-VS, Photo A

5.43ct Natural Medium Golden Citrine, Oval, VVS-VS

Citrine

5.43ct1 pc
$ 39.29
14 x 10 mm (calibrated)
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18.10ct Natural Multicolor Jasper, Pear Shape, Opaque, Photo A

18.10ct Natural Multicolor Jasper, Pear Shape, Opaque

Jasper

18.10ct1 pc
$ 18.40
33 x 17.2 mm
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0.87ctw Natural Bright Red Pyrope Garnet, Square, VS, Photo A

0.87ctw Natural Bright Red Pyrope Garnet, Square, VS

Pyrope Garnet

0.87ct total2 pcs
$ 8.04
4 x 4 mm (calibrated)
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0.97ctw Natural Sangria Red Pyrope Garnet, Square, VS, Photo A

0.97ctw Natural Sangria Red Pyrope Garnet, Square, VS

Pyrope Garnet

0.97ct total2 pcs
$ 8.96
4 x 4 mm (calibrated)
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8.77ct Natural Multicolor Boulder Opal, Fancy, Opaque, Photo A

8.77ct Natural Multicolor Boulder Opal, Fancy, Opaque

Boulder Opal

8.77ct1 pc
$ 43.85
22.1 x 13.6 mm
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0.40ctw Natural Bright Orange Sapphire, Marquise, VVS-VS, Photo A

0.40ctw Natural Bright Orange Sapphire, Marquise, VVS-VS

Sapphire

0.40ct total2 pcs
$ 13.21
4.7 x 2.7 mm
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9.93ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent, Photo A

9.93ct Natural Bluish White Rainbow Moonstone, Pear Shape, Transparent

Rainbow Moonstone

9.93ct1 pc
$ 214.49
16.2 x 12.6 mm
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0.59ct Natural Light Yellow Beryl, Oval, VVS-VS, Photo A

0.59ct Natural Light Yellow Beryl, Oval, VVS-VS

Beryl

0.59ct1 pc
$ 13.57
7 x 5 mm (calibrated)
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2.27ct Natural Earthy Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

2.27ct Natural Earthy Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

2.27ct1 pc
$ 74.92
16.7 x 4.1 mm
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0.51ct Natural Light Green Peridot, Octagon / Emerald Cut, VVS, Photo A

0.51ct Natural Light Green Peridot, Octagon / Emerald Cut, VVS

Peridot

0.51ct1 pc
$ 9.18
5.8 x 3.8 mm
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0.91ctw Natural Currant Red Pyrope Garnet, Square, VS, Photo A

0.91ctw Natural Currant Red Pyrope Garnet, Square, VS

Pyrope Garnet

0.91ct total2 pcs
$ 8.41
4 x 4 mm (calibrated)
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14.45ctw Natural Multicolor Jasper, Pear Shape, Opaque, Photo A

14.45ctw Natural Multicolor Jasper, Pear Shape, Opaque

Jasper

14.45ct total2 pcs
$ 10.24
18.9 x 12.5 mm
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40.97ct Natural Light Rose Pink Rose Quartz, Oval, Transparent/Translucent, Photo A

40.97ct Natural Light Rose Pink Rose Quartz, Oval, Transparent/Translucent

Rose Quartz

40.97ct1 pc
$ 64.90
25.5 x 22.1 mm
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1.12ct Natural Light Yellow Chrysoberyl, Pear Shape, VVS, Photo A

1.12ct Natural Light Yellow Chrysoberyl, Pear Shape, VVS

Chrysoberyl

1.12ct1 pc
$ 157.25
7.2 x 5.8 mm
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0.97ct Natural Deep Purple Spinel, Cushion, VVS-VS, Photo A

0.97ct Natural Deep Purple Spinel, Cushion, VVS-VS

Spinel

0.97ct1 pc
$ 81.48
5.8 x 5.8 mm
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18.58ct Natural Rose Pink Rose Quartz, Oval, Transparent, Photo A

18.58ct Natural Rose Pink Rose Quartz, Oval, Transparent

Rose Quartz

18.58ct1 pc
$ 29.93
18 x 13 mm (calibrated)
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2.21ct Natural Amber Orange Spessartite Garnet, Pear Shape, Transparent, Photo A

2.21ct Natural Amber Orange Spessartite Garnet, Pear Shape, Transparent

Spessartite Garnet

2.21ct1 pc
$ 66.30
7.5 x 6.8 mm
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1.12ct Natural Bright Green Peridot, Octagon / Emerald Cut, VS, Photo A

1.12ct Natural Bright Green Peridot, Octagon / Emerald Cut, VS

Peridot

1.12ct1 pc
$ 20.16
7 x 5 mm (calibrated)
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19.50ct Natural Medium Violet Amethyst, Cushion, VVS-VS, Photo A

19.50ct Natural Medium Violet Amethyst, Cushion, VVS-VS

Amethyst

19.50ct1 pc
$ 163.80
20 x 15 mm (calibrated)
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3.70ctw Natural White Zircon, Round, VVS-VS, Photo A

3.70ctw Natural White Zircon, Round, VVS-VS

Zircon

3.70ct total4 pcs
$ 48.84
5.5 mm (calibrated)
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12.37ctw Natural Deep Magenta Topaz, Oval, VVS-VS, Photo A

12.37ctw Natural Deep Magenta Topaz, Oval, VVS-VS

Topaz

12.37ct total2 pcs
$ 118.75
12 x 10 mm (calibrated)
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3.33ctw Natural Clear White Topaz, Cushion, VVS-VS, Photo A

3.33ctw Natural Clear White Topaz, Cushion, VVS-VS

Topaz

3.33ct total6 pcs
$ 21.98
4.6 x 4.5 mm
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8.16ct Natural Black Nuummite, Oval, Opaque, Photo A

8.16ct Natural Black Nuummite, Oval, Opaque

Nuummite

8.16ct1 pc
$ 42.77
13 x 11 mm (calibrated)
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0.63ct Natural Golden-Orange Zircon, Oval, VVS-VS, Photo A

0.63ct Natural Golden-Orange Zircon, Oval, VVS-VS

Zircon

0.63ct1 pc
$ 18.90
6 x 4 mm (calibrated)
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8.51ct Natural Black Star Diopside, Round, Opaque, Photo A

8.51ct Natural Black Star Diopside, Round, Opaque

Star Diopside

8.51ct1 pc
$ 51.06
11 mm (calibrated)
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0.64ct Natural Medium-Dark Golden Sapphire, Cushion, VS, Photo A

0.64ct Natural Medium-Dark Golden Sapphire, Cushion, VS

Sapphire

0.64ct1 pc
$ 43.19
4.7 x 4.6 mm
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1.27ct Natural Medium Dark-Orange Hessonite Garnet, Oval, VVS-VS, Photo A

1.27ct Natural Medium Dark-Orange Hessonite Garnet, Oval, VVS-VS

Hessonite Garnet

1.27ct1 pc
$ 23.38
7.5 x 5.6 mm
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0.55ct Natural Medium Purple Spinel, Cushion, VVS-VS, Photo A

0.55ct Natural Medium Purple Spinel, Cushion, VVS-VS

Spinel

0.55ct1 pc
$ 55.00
5.2 x 4.6 mm
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2.19ct Natural Deep Orange Moonstone, Cushion, Translucent, Photo A

2.19ct Natural Deep Orange Moonstone, Cushion, Translucent

Moonstone

2.19ct1 pc
$ 5.26
8 x 8 mm (calibrated)
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3.83ct Natural Deep Pink Strawberry Quartz, Oval, Translucent, Photo A

3.83ct Natural Deep Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

3.83ct1 pc
$ 36.05
11 x 9 mm (calibrated)
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0.60ct Natural Medium Orange Zircon, Oval, VVS-VS, Photo A

0.60ct Natural Medium Orange Zircon, Oval, VVS-VS

Zircon

0.60ct1 pc
$ 18.00
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

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025
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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
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Overall Rating -> 10 star ratings

It was good. There was a large selection at prices I could afford.

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

I was looking for a site with every type of gem I could want for setting in luxury blades and assumed I would need to look outside the US, but GemSelect made it easy to get everything I wanted without leaving the house! Wide enough selection that I do not feel the need to look elsewhere and pricing the same.

Posted By Razormane in April, 2025
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Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

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Had a great experience and the prices are great

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