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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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0.97ct Natural Navy Blue Kyanite, Oval, VS, Photo A

0.97ct Natural Navy Blue Kyanite, Oval, VS

Kyanite

0.97ct1 pc
$ 24.15
7 x 5 mm (calibrated)
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25.93ct Natural Multicolor Jasper, Oval, Opaque, Photo A

25.93ct Natural Multicolor Jasper, Oval, Opaque

Jasper

25.93ct1 pc
$ 42.62
31.2 x 20.5 mm
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15.77ct Natural Light Greenish Blue Larimar, Oval, Opaque, Photo A
Larimar Product Video (673669)

15.77ct Natural Light Greenish Blue Larimar, Oval, Opaque

Larimar

15.77ct1 pc
$ 188.29
20 x 15 mm (calibrated)
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0.71ct Natural Reddish Pink Ruby, Round, VS-SI, Photo A
Ruby Product Video (496650)

0.71ct Natural Reddish Pink Ruby, Round, VS-SI

Ruby

0.71ct1 pc
$ 217.81
5.3 mm
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0.38ct Natural Golden Sapphire, Heart, VS, Photo A

0.38ct Natural Golden Sapphire, Heart, VS

Sapphire

0.38ct1 pc
$ 23.46
4.5 x 4.5 mm
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38.34ct Natural Silver Gray Hematite, Round, Opaque, Photo A

38.34ct Natural Silver Gray Hematite, Round, Opaque

Hematite

38.34ct1 pc
$ 25.20
21.6 mm
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4.26ct Natural Multicolor Opal Triplet, Fancy, Opaque, Photo A

4.26ct Natural Multicolor Opal Triplet, Fancy, Opaque

Opal Triplet

4.26ct1 pc
$ 106.07
18.1 x 8.8 mm
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4.85ct Natural Very Light Golden-Brown Rutile Topaz, Oval, Transparent, Photo A

4.85ct Natural Very Light Golden-Brown Rutile Topaz, Oval, Transparent

Rutile Topaz

4.85ct1 pc
$ 100.64
11.5 x 9.4 mm
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3.25ctw Natural Brick Red Pyrope Garnet, Square, VVS-VS, Photo A

3.25ctw Natural Brick Red Pyrope Garnet, Square, VVS-VS

Pyrope Garnet

3.25ct total8 pcs
$ 24.93
4 x 4 mm (calibrated)
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2.34ctw Natural Deep Scarlet Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.34ctw Natural Deep Scarlet Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.34ct total2 pcs
$ 20.51
10 x 5 mm
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22.93ct Natural Multicolor Jasper, Oval, Opaque, Photo A

22.93ct Natural Multicolor Jasper, Oval, Opaque

Jasper

22.93ct1 pc
$ 14.33
25 x 18 mm (calibrated)
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9.31ct Natural Schorl Tourmaline, Oval, Opaque, Photo A

9.31ct Natural Schorl Tourmaline, Oval, Opaque

Tourmaline

9.31ct1 pc
$ 46.36
14.9 x 12.2 mm
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0.93ct Natural Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

0.93ct Natural Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

0.93ct1 pc
$ 25.48
17.1 x 2.8 mm
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24.02ct Natural Bi-color Ametrine, Pear Shape, VS, Photo A

24.02ct Natural Bi-color Ametrine, Pear Shape, VS

Ametrine

24.02ct1 pc
$ 131.58
23.2 x 18.9 mm
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7.24ct Natural Forest Green Agate, Oval, Translucent, Photo A

7.24ct Natural Forest Green Agate, Oval, Translucent

Agate

7.24ct1 pc
$ 6.34
13.4 x 12 mm
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4.12ct Natural Wine Red Star Ruby, Oval, Opaque, Photo A

4.12ct Natural Wine Red Star Ruby, Oval, Opaque

Star Ruby

4.12ct1 pc
$ 65.65
9.4 x 8.4 mm
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5.63ctw Natural Medium Violet Amethyst, Trillion, VS, Photo A

5.63ctw Natural Medium Violet Amethyst, Trillion, VS

Amethyst

5.63ct total2 pcs
$ 39.25
10 x 10 mm (calibrated)
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16.19ct Natural Bluish White Rainbow Moonstone, Fancy, Transparent, Photo A
Rainbow Moonstone Product Video (668879)

16.19ct Natural Bluish White Rainbow Moonstone, Fancy, Transparent

Rainbow Moonstone

16.19ct1 pc
$ 290.25
18 x 13.7 mm
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2.18ctw Natural Brownish Yellow Sphene, Oval, Transparent, Photo A

2.18ctw Natural Brownish Yellow Sphene, Oval, Transparent

Sphene

2.18ct total2 pcs
$ 10.86
6.3 x 5.8 mm
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5.02ct Natural Pale Yellow Quartz, Octagon / Emerald Cut, VS, Photo A

5.02ct Natural Pale Yellow Quartz, Octagon / Emerald Cut, VS

Quartz

5.02ct1 pc
$ 27.50
10.5 x 10.4 mm
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4.64ct Natural Dark Orange Citrine, Oval, VS, Photo A

4.64ct Natural Dark Orange Citrine, Oval, VS

Citrine

4.64ct1 pc
$ 28.12
13 x 9 mm (calibrated)
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9.18ct Natural Multicolor Coral, Pear Shape, Translucent, Photo A

9.18ct Natural Multicolor Coral, Pear Shape, Translucent

Coral

9.18ct1 pc
$ 30.17
19.9 x 13.6 mm
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1.49ct Natural Pale Earth Green Tourmaline, Round, Transparent, Photo A

1.49ct Natural Pale Earth Green Tourmaline, Round, Transparent

Tourmaline

1.49ct1 pc
$ 25.54
7 mm (calibrated)
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1.35ct Natural Orange-Gold Citrine, Cushion, VVS, Photo A

1.35ct Natural Orange-Gold Citrine, Cushion, VVS

Citrine

1.35ct1 pc
$ 10.08
8 x 6 mm (calibrated)
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3.84ctw Natural Medium Brown Smoky Quartz, Round, VVS-VS, Photo A

3.84ctw Natural Medium Brown Smoky Quartz, Round, VVS-VS

Smoky Quartz

3.84ct total2 pcs
$ 8.42
8 mm (calibrated)
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11.07ctw Natural Multicolor Labradorite, Marquise, Translucent, Photo A

11.07ctw Natural Multicolor Labradorite, Marquise, Translucent

Labradorite

11.07ct total2 pcs
$ 24.49
16 x 8 mm (calibrated)
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6.19ct Natural Medium Violet Amethyst, Pear Shape, VS, Photo A

6.19ct Natural Medium Violet Amethyst, Pear Shape, VS

Amethyst

6.19ct1 pc
$ 47.47
16 x 12 mm (calibrated)
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0.65ct Natural Apricot Orange Sapphire, Oval, VS, Photo A

0.65ct Natural Apricot Orange Sapphire, Oval, VS

Sapphire

0.65ct1 pc
$ 68.72
6 x 4 mm (calibrated)
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31.63ct Natural Multicolor Green Bloodstone, Oval, Opaque, Photo A

31.63ct Natural Multicolor Green Bloodstone, Oval, Opaque

Bloodstone

31.63ct1 pc
$ 47.26
22.8 x 18.5 mm
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2.74ct Natural Pinkish Violet Amethyst, Round, VVS, Photo A

2.74ct Natural Pinkish Violet Amethyst, Round, VVS

Amethyst

2.74ct1 pc
$ 21.02
9 mm (calibrated)
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0.94ctw Natural Bluish White Rainbow Moonstone, Oval, Transparent, Photo A

0.94ctw Natural Bluish White Rainbow Moonstone, Oval, Transparent

Rainbow Moonstone

0.94ct total2 pcs
$ 30.91
6 x 4 mm (calibrated)
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1.50ct Natural Deep Golden Orange Citrine, Trillion, VVS-VS, Photo A

1.50ct Natural Deep Golden Orange Citrine, Trillion, VVS-VS

Citrine

1.50ct1 pc
$ 9.30
8 x 8 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

Great prices!!! High quality gemstones.

Posted By Ricky in October, 2025
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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
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate
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