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Natural Cabochon Gemstones

Browse our collection of natural cabochon gemstones, featuring smooth domed cuts perfect for jewelry and gemstone collecting.

Cabochon Gemstones Weight
Cabochon Gemstones Size
Cabochon Gemstones Clarity
Cabochon Gemstones Price
Cabochon Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color Cabochon Gemstones
Black Cabochon Gemstones
Blue Cabochon Gemstones
Brown Cabochon Gemstones
Gray Cabochon Gemstones
Green Cabochon Gemstones
Multicolor Cabochon Gemstones
Orange Cabochon Gemstones
Pink Cabochon Gemstones
Purple Cabochon Gemstones
Red Cabochon Gemstones
Turquoise Cabochon Gemstones
Violet Cabochon Gemstones
White Cabochon Gemstones
Yellow Cabochon Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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11.66ct Multicolor Cinnabar, Round, Opaque

11.66ct Multicolor Cinnabar, Round, Opaque

19 mm (calibrated)

$ 16.44

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1.08ctw Multicolor Opal, Oval, Opaque

1.08ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 42.77

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3.59ct Yellow Quartz, Oval, Transparent

3.59ct Yellow Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 5.09

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8.41ctw Brown Tiger's Eye, Round, Opaque

8.41ctw Brown Tiger's Eye, Round, Opaque

10 mm (calibrated)

$ 10.09

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20.59ct Brown Moonstone, Oval, Translucent

20.59ct Brown Moonstone, Oval, Translucent

22.2 x 16.2 mm

$ 32.62

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2.76ct Orange Moonstone, Cushion, Translucent

2.76ct Orange Moonstone, Cushion, Translucent

9 x 7 mm (calibrated)

$ 6.62

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42.76ct Gray Hematite, Cushion, Opaque

42.76ct Gray Hematite, Cushion, Opaque

24.6 x 21.6 mm

$ 50.24

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6.17ct Multicolor Boulder Opal, Trillion, Opaque

6.17ct Multicolor Boulder Opal, Trillion, Opaque

14 x 14 mm (calibrated)

$ 37.02

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1.50ct Green Prehnite, Round, Transparent

1.50ct Green Prehnite, Round, Transparent

7 mm (calibrated)

$ 9.74

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17.03ct Purple Star Ruby, Oval, Opaque

17.03ct Purple Star Ruby, Oval, Opaque

16.2 x 13.4 mm

$ 269.76

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1.21ct Orange Moonstone, Marquise, Translucent

1.21ct Orange Moonstone, Marquise, Translucent

10 x 5 mm (calibrated)

$ 2.90

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1.12ct Green Emerald, Oval, Translucent

1.12ct Green Emerald, Oval, Translucent

7.5 x 5.7 mm

$ 94.08

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20.08ct Multicolor Jasper, Pear Shape, Opaque

20.08ct Multicolor Jasper, Pear Shape, Opaque

26.8 x 21 mm

$ 14.83

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1.50ctw Blue Apatite, Oval, Transparent

1.50ctw Blue Apatite, Oval, Transparent

6 x 4 mm (calibrated)

$ 29.70

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3.35ct Green Prehnite, Pear Shape, Transparent

3.35ct Green Prehnite, Pear Shape, Transparent

10 x 8 mm (calibrated)

$ 18.28

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15.55ct Purple Star Ruby, Oval, Opaque

15.55ct Purple Star Ruby, Oval, Opaque

15.7 x 13.6 mm

$ 246.31

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7.75ct Multicolor Boulder Opal, Fancy, Opaque

7.75ct Multicolor Boulder Opal, Fancy, Opaque

16 x 12 mm (calibrated)

$ 46.50

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31.30ct Yellow Quartz With Marcasite, Fancy, Transparent

31.30ct Yellow Quartz With Marcasite, Fancy, Transparent

43.8 x 17.2 mm

$ 206.58

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46.47ct Multicolor Jasper, Oval, Opaque

46.47ct Multicolor Jasper, Oval, Opaque

30 x 22 mm (calibrated)

$ 46.01

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8.53ct Multicolor Fire Agate, Fancy, Opaque

8.53ct Multicolor Fire Agate, Fancy, Opaque

16.3 x 10.5 mm

$ 70.22

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12.85ct Multicolor Ammolite, Fancy, Opaque

12.85ct Multicolor Ammolite, Fancy, Opaque

21.1 x 13 mm

$ 339.24

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27.53ctw Brown Smoky Quartz, Round, Transparent

27.53ctw Brown Smoky Quartz, Round, Transparent

12 mm (calibrated)

$ 41.29

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16.21ct Turquoise Larimar, Oval, Opaque

16.21ct Turquoise Larimar, Oval, Opaque

20 x 15 mm (calibrated)

$ 233.20

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0.44ct Green Emerald, Oval, Translucent

0.44ct Green Emerald, Oval, Translucent

5.7 x 4.1 mm

$ 36.96

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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

This is the first time I have used this site. I was dissatisfied with the quality of gems and supplies elsewhere and decided to try GemSelect. They are awesome! I was thrilled to see the variety and the great web performance. There was the ability to search for information as well as gems. Things like the clarity rating system and caret weight of the gems. I have always loved making things and I have just started to make jewelry as a business. However I have never made a ring before and have always wanted to. On GemSelect I was able to find good quality gems to use in my creations. I am so glad the website is so easy to use. Thank you GemSelect.

Posted By PickyShopper in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good place to buy gemstones

Posted By Elansary in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I was looking for a small gift for a friend- the process is the same as every other time and was very simple, and she even got her gift early! On the downside, there's no way to easily keep track of multiple Shipping Addresses, so if I want to send a gift to Friend A and to Friend B, I have to overwrite everything and it's a fair bit clunky in that regard.

Posted By Jezzi in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate
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