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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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2.96ctw Natural Medium-Dark Orange Hessonite Garnet, Octagon / Emerald Cut, VS, Photo A

2.96ctw Natural Medium-Dark Orange Hessonite Garnet, Octagon / Emerald Cut, VS

Hessonite Garnet

2.96ct total2 pcs
$ 58.37
6 x 6 mm (calibrated)
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37.40ct Natural White with Black Dendritic Agate, Fancy, Opaque, Photo A

37.40ct Natural White with Black Dendritic Agate, Fancy, Opaque

Dendritic Agate

37.40ct1 pc
$ 26.08
31.7 x 22.1 mm
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17.49ct Natural Light Blue Chalcedony, Cushion, Opaque, Photo A

17.49ct Natural Light Blue Chalcedony, Cushion, Opaque

Chalcedony

17.49ct1 pc
$ 43.56
22.7 x 15.5 mm
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3.26ctw Natural Medium Yellow Quartz, Flower Cut, Transparent, Photo A

3.26ctw Natural Medium Yellow Quartz, Flower Cut, Transparent

Quartz

3.26ct total2 pcs
$ 10.72
9 x 9 mm (calibrated)
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8.69ct Natural Light Golden-Yellow Quartz, Fancy, VVS-VS, Photo A

8.69ct Natural Light Golden-Yellow Quartz, Fancy, VVS-VS

Quartz

8.69ct1 pc
$ 33.52
14 x 12 mm (calibrated)
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2.01ct Natural Deep Red Almandine Garnet, Oval, VVS-VS, Photo A

2.01ct Natural Deep Red Almandine Garnet, Oval, VVS-VS

Almandine Garnet

2.01ct1 pc
$ 75.07
9 x 7 mm (calibrated)
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9.61ctw Natural Golden Orange Citrine, Oval, VVS-VS, Photo A

9.61ctw Natural Golden Orange Citrine, Oval, VVS-VS

Citrine

9.61ct total2 pcs
$ 57.70
14 x 10 mm (calibrated)
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2.44ct Natural Medium Green Agate, Oval, Translucent, Photo A

2.44ct Natural Medium Green Agate, Oval, Translucent

Agate

2.44ct1 pc
$ 4.02
9.3 x 8.5 mm
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2.94ctw Natural Medium Yellow Sapphire, Oval, VVS-VS, Photo A

2.94ctw Natural Medium Yellow Sapphire, Oval, VVS-VS

Sapphire

2.94ct total4 pcs
$ 160.06
6.1 x 5.1 mm
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0.90ct Natural Medium Orange Zircon, Oval, VVS-VS, Photo A

0.90ct Natural Medium Orange Zircon, Oval, VVS-VS

Zircon

0.90ct1 pc
$ 13.45
6 x 4.8 mm
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6.41ctw Natural Forest Green Agate, Oval, Translucent, Photo A

6.41ctw Natural Forest Green Agate, Oval, Translucent

Agate

6.41ct total2 pcs
$ 6.96
9.3 x 8.6 mm
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9.06ct Natural Multicolor Agate, Oval, Opaque, Photo A

9.06ct Natural Multicolor Agate, Oval, Opaque

Agate

9.06ct1 pc
$ 15.34
12.5 x 11.4 mm
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32.11ct Natural Multicolor Ruby-Zoisite, Square, Opaque, Photo A
Ruby-Zoisite Product Video (334924)

32.11ct Natural Multicolor Ruby-Zoisite, Square, Opaque

Ruby-Zoisite

32.11ct1 pc
$ 70.36
16 x 16 mm (calibrated)
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2.45ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.45ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.45ct total2 pcs
$ 21.47
10.1 x 5.2 mm
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0.31ct Natural Light Pink Morganite, Oval, VS, Photo A

0.31ct Natural Light Pink Morganite, Oval, VS

Morganite

0.31ct1 pc
$ 12.87
5.4 x 3.8 mm
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9.37ct Natural Cherry Pink Tone Kunzite, Pear Shape, VVS-VS, Photo A
Kunzite Product Video (710332)

9.37ct Natural Cherry Pink Tone Kunzite, Pear Shape, VVS-VS

Kunzite

9.37ct1 pc
$ 247.32
13.1 x 11.4 mm
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11.81ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

11.81ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

11.81ct1 pc
$ 235.26
16.8 x 16.5 mm
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19.40ct Natural Multicolor Jasper, Oval, Opaque, Photo A

19.40ct Natural Multicolor Jasper, Oval, Opaque

Jasper

19.40ct1 pc
$ 21.26
31.9 x 14.7 mm
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1.46ct Natural Forest Green Tourmaline, Oval, VVS, Photo A

1.46ct Natural Forest Green Tourmaline, Oval, VVS

Tourmaline

1.46ct1 pc
$ 169.65
7.9 x 6.3 mm
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4.75ct Natural Green Malachite, Oval, Opaque, Photo A

4.75ct Natural Green Malachite, Oval, Opaque

Malachite

4.75ct1 pc
$ 4.73
10.6 x 8.1 mm
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6.17ct Natural Pinkish Violet Amethyst, Oval, VVS, Photo A
Amethyst Product Video (656118)

6.17ct Natural Pinkish Violet Amethyst, Oval, VVS

Amethyst

6.17ct1 pc
$ 43.02
14.7 x 12.3 mm
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21.20ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque, Photo A

21.20ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque

Obsidian

21.20ct1 pc
$ 15.84
27 x 20 mm (calibrated)
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24.05ct Natural Multicolor Jasper, Oval, Opaque, Photo A

24.05ct Natural Multicolor Jasper, Oval, Opaque

Jasper

24.05ct1 pc
$ 39.53
28.8 x 18.7 mm
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49.01ct Natural Pine Green Amazonite, Pear Shape, Opaque, Photo A

49.01ct Natural Pine Green Amazonite, Pear Shape, Opaque

Amazonite

49.01ct1 pc
$ 39.05
35.2 x 20.9 mm
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42.56ct Natural Multicolor Boulder Opal, Fancy, Opaque, Photo A
Boulder Opal Product Video (718606)

42.56ct Natural Multicolor Boulder Opal, Fancy, Opaque

Boulder Opal

42.56ct1 pc
$ 211.95
36.1 x 31 mm
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1.81ctw Natural Deep Orange-Gold Citrine, Marquise, VS, Photo A

1.81ctw Natural Deep Orange-Gold Citrine, Marquise, VS

Citrine

1.81ct total2 pcs
$ 14.43
9.1 x 5.2 mm
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0.53ct Natural Bright Orange Sapphire, Pear Shape, VVS-VS, Photo A

0.53ct Natural Bright Orange Sapphire, Pear Shape, VVS-VS

Sapphire

0.53ct1 pc
$ 56.03
6 x 4 mm (calibrated)
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24.27ct Natural Multicolor Jasper, Oval, Opaque, Photo A

24.27ct Natural Multicolor Jasper, Oval, Opaque

Jasper

24.27ct1 pc
$ 18.13
30.1 x 20.3 mm
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0.99ct Natural Multicolor Black Opal, Oval, Opaque, Photo A

0.99ct Natural Multicolor Black Opal, Oval, Opaque

Black Opal

0.99ct1 pc
$ 29.58
9 x 7 mm (calibrated)
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13.70ct Natural Pearl White Mother of Pearl, Round, Opaque, Photo A

13.70ct Natural Pearl White Mother of Pearl, Round, Opaque

Mother of Pearl

13.70ct1 pc
$ 16.52
25 mm
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0.86ct Natural Watermelon Pink Spinel, Cushion, VVS-VS, Photo A

0.86ct Natural Watermelon Pink Spinel, Cushion, VVS-VS

Spinel

0.86ct1 pc
$ 30.74
5.6 x 4.9 mm
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0.84ct Natural Warm Yellow Color-Change Diaspore, Pear Shape, VVS-VS, Photo A

0.84ct Natural Warm Yellow Color-Change Diaspore, Pear Shape, VVS-VS

Color-Change Diaspore

0.84ct1 pc
$ 29.45
12 x 3.9 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

I was able to find what i needed once I worked out what I was looking for.

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Very good.

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Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 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.

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Overall Rating -> 9 star ratings

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