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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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7.73ctw Natural Deep Red Almandine Garnet, Oval, VS, Photo A
Almandine Garnet Product Video (734746)

7.73ctw Natural Deep Red Almandine Garnet, Oval, VS

Almandine Garnet

7.73ct total2 pcs
$ 269.47
11 x 9 mm (calibrated)
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11.54ct Natural Gray Jadeite, Oval, Opaque, Photo A

11.54ct Natural Gray Jadeite, Oval, Opaque

Jadeite

11.54ct1 pc
$ 37.93
19.8 x 13.1 mm
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2.50ct Natural Multicolor Black Opal, Sphere / Ball, Opaque, Photo A

2.50ct Natural Multicolor Black Opal, Sphere / Ball, Opaque

Black Opal

2.50ct1 pc
$ 74.70
8 mm (calibrated)
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20.36ct Natural Medium Pink Rose Quartz, Marquise, Transparent, Photo A
Rose Quartz Product Video (380174)

20.36ct Natural Medium Pink Rose Quartz, Marquise, Transparent

Rose Quartz

20.36ct1 pc
$ 44.61
28.4 x 15.2 mm
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0.38ct Natural Forest Green Sapphire, Octagon / Emerald Cut, VS, Photo A

0.38ct Natural Forest Green Sapphire, Octagon / Emerald Cut, VS

Sapphire

0.38ct1 pc
$ 35.96
5.1 x 3.3 mm
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2.28ctw Natural White Zircon, Oval, VVS-VS, Photo A

2.28ctw Natural White Zircon, Oval, VVS-VS

Zircon

2.28ct total2 pcs
$ 13.50
7 x 5 mm (calibrated)
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0.96ct Natural Deep Blue Kyanite, Oval, SI, Photo A

0.96ct Natural Deep Blue Kyanite, Oval, SI

Kyanite

0.96ct1 pc
$ 23.90
7 x 5 mm (calibrated)
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0.76ct Natural Multicolor Black Opal, Cushion, Translucent, Photo A

0.76ct Natural Multicolor Black Opal, Cushion, Translucent

Black Opal

0.76ct1 pc
$ 23.13
9.2 x 5.4 mm
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0.92ct Natural Intense Red Orange Fire Opal, Oval, Transparent, Photo A

0.92ct Natural Intense Red Orange Fire Opal, Oval, Transparent

Fire Opal

0.92ct1 pc
$ 32.07
9.4 x 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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2.72ct Natural Banana Yellow Rutile Quartz, Oval, Translucent, Photo A

2.72ct Natural Banana Yellow Rutile Quartz, Oval, Translucent

Rutile Quartz

2.72ct1 pc
$ 7.33
10 x 8 mm (calibrated)
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0.63ctw Natural Intense Blue Tanzanite, Pear Shape, VVS-VS, Photo A

0.63ctw Natural Intense Blue Tanzanite, Pear Shape, VVS-VS

Tanzanite

0.63ct total2 pcs
$ 37.65
5 x 4 mm (calibrated)
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11.16ct Natural Warm Forest Green Apatite, Octagon / Emerald Cut, VS-SI, Photo A

11.16ct Natural Warm Forest Green Apatite, Octagon / Emerald Cut, VS-SI

Apatite

11.16ct1 pc
$ 244.53
12 x 12 mm (calibrated)
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1.27ctw Natural Clear White Sapphire, Round, VS, Photo A

1.27ctw Natural Clear White Sapphire, Round, VS

Sapphire

1.27ct total4 pcs
$ 167.74
4.2 mm
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1.58ctw Natural Deep Red Pyrope Garnet, Square, VS, Photo A

1.58ctw Natural Deep Red Pyrope Garnet, Square, VS

Pyrope Garnet

1.58ct total2 pcs
$ 12.12
5 x 5 mm (calibrated)
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3.70ctw Natural Deep Red Pyrope Garnet, Square, VS, Photo A

3.70ctw Natural Deep Red Pyrope Garnet, Square, VS

Pyrope Garnet

3.70ct total10 pcs
$ 28.38
4 x 4 mm (calibrated)
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7.02ctw Natural Warm Green Prehnite, Oval, Transparent, Photo A
Prehnite Product Video (450177)

7.02ctw Natural Warm Green Prehnite, Oval, Transparent

Prehnite

7.02ct total5 pcs
$ 76.91
7.1 x 5.4 mm
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0.63ct Natural Multicolor Sapphire, Cushion, VS-SI, Photo A

0.63ct Natural Multicolor Sapphire, Cushion, VS-SI

Sapphire

0.63ct1 pc
$ 50.20
4.5 x 4.5 mm
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3.85ctw Natural Medium Red Pyrope Garnet, Square, VS, Photo A

3.85ctw Natural Medium Red Pyrope Garnet, Square, VS

Pyrope Garnet

3.85ct total10 pcs
$ 29.53
4 x 4 mm (calibrated)
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0.78ct Natural Medium Green Peridot, Pear Shape, VS, Photo A

0.78ct Natural Medium Green Peridot, Pear Shape, VS

Peridot

0.78ct1 pc
$ 11.65
7 x 5 mm (calibrated)
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33.49ctw Natural Multicolor Agate, Oval, Opaque, Photo A

33.49ctw Natural Multicolor Agate, Oval, Opaque

Agate

33.49ct total2 pcs
$ 33.36
15.9 x 14.8 mm
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1.54ct Natural Light Grape Purple-Pink Spinel, Cushion, VS, Photo A

1.54ct Natural Light Grape Purple-Pink Spinel, Cushion, VS

Spinel

1.54ct1 pc
$ 105.28
7.2 x 6.2 mm
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0.54ct Natural Light Pink Sapphire, Oval, VS, Photo A

0.54ct Natural Light Pink Sapphire, Oval, VS

Sapphire

0.54ct1 pc
$ 49.40
6.6 x 4.8 mm
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0.53ct Natural London Blue Topaz, Oval, VVS-VS, Photo A

0.53ct Natural London Blue Topaz, Oval, VVS-VS

Topaz

0.53ct1 pc
$ 4.22
6 x 4 mm (calibrated)
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0.99ct Natural Medium Dark-Red Ruby, Round, VS, Photo A

0.99ct Natural Medium Dark-Red Ruby, Round, VS

Ruby

0.99ct1 pc
$ 73.95
5.7 mm
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0.84ctw Natural Dark Blue Kyanite, Round, SI, Photo A

0.84ctw Natural Dark Blue Kyanite, Round, SI

Kyanite

0.84ct total2 pcs
$ 20.92
4.2 mm
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0.75ct Natural Deep Purple Sapphire, Oval, VVS-VS, Photo A

0.75ct Natural Deep Purple Sapphire, Oval, VVS-VS

Sapphire

0.75ct1 pc
$ 73.50
7 x 5 mm (calibrated)
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4.64ct Natural Medium-Light Orange-Gold Citrine, Octagon / Emerald Cut, VVS-VS, Photo A

4.64ct Natural Medium-Light Orange-Gold Citrine, Octagon / Emerald Cut, VVS-VS

Citrine

4.64ct1 pc
$ 35.59
11 x 9 mm (calibrated)
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1.65ct Natural Medium Light-Golden Citrine, Octagon / Emerald Cut, VVS, Photo A

1.65ct Natural Medium Light-Golden Citrine, Octagon / Emerald Cut, VVS

Citrine

1.65ct1 pc
$ 13.15
8.1 x 6.3 mm
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16.63ct Natural Medium Orange Druzy Citrine, Pear Shape, Opaque, Photo A

16.63ct Natural Medium Orange Druzy Citrine, Pear Shape, Opaque

Druzy Citrine

16.63ct1 pc
$ 30.88
18.4 x 15.8 mm
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38.37ct Natural Silver Gray Hematite, Oval, Opaque, Photo A

38.37ct Natural Silver Gray Hematite, Oval, Opaque

Hematite

38.37ct1 pc
$ 37.42
21.8 x 17 mm
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2.53ct Natural Amber Orange Hessonite Garnet, Oval, VS-SI, Photo A

2.53ct Natural Amber Orange Hessonite Garnet, Oval, VS-SI

Hessonite Garnet

2.53ct1 pc
$ 49.89
9.2 x 7.6 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!

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I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
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Very good. I have made several purchases as a collector over the years, and have never been dissapointed in the selection, process, or delivery.

Posted By Schmoove in August, 2026
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Overall Rating -> 10 star ratings

Always get a nice gemstone. Just like the picture. Never disappointed

Posted By Ron T in June, 2026
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My experience was done with ease

Posted By Barb in October, 2025
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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.

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Overall Rating -> 10 star ratings

Ia've been searching for a source to get my gemstones for awhile now and was very happy to come across this website. Amazing variety for any income.

Posted By Tarah in August, 2026
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