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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.

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
Golden 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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0.97ct Green Sphene, Oval, Transparent

0.97ct Green Sphene, Oval, Transparent

6 x 5.4 mm

$ 4.83

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13.15ct Brown Tiger'S Eye, Baguette, Opaque

13.15ct Brown Tiger'S Eye, Baguette, Opaque

18 x 13 mm (calibrated)

$ 17.03

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19.76ct Green Maw-Sit-Sit, Baguette, Opaque

19.76ct Green Maw-Sit-Sit, Baguette, Opaque

14.8 x 13.6 mm

$ 64.95

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3.63ct Multicolor Opal Triplet, Fancy, Opaque

3.63ct Multicolor Opal Triplet, Fancy, Opaque

18 x 9.1 mm

$ 90.39

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9.36ct Multicolor Opal Triplet, Fancy, Opaque

9.36ct Multicolor Opal Triplet, Fancy, Opaque

18 x 4.1 mm

$ 233.06

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1.73ct Green Prehnite, Oval, Transparent

1.73ct Green Prehnite, Oval, Transparent

8.5 x 7.1 mm

$ 9.48

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2.56ct Pink Strawberry Quartz, Oval, Transparent

2.56ct Pink Strawberry Quartz, Oval, Transparent

9 x 7 mm (calibrated)

$ 19.63

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0.69ct Multicolor Labradorite, Round, Translucent

0.69ct Multicolor Labradorite, Round, Translucent

5 mm (calibrated)

$ 1.68

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3.21ct Blue Tanzanite, Oval, Translucent

3.21ct Blue Tanzanite, Oval, Translucent

9.2 x 7.3 mm

$ 27.78

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22.99ct Black Obsidian, Oval, Opaque

22.99ct Black Obsidian, Oval, Opaque

28.6 x 19.4 mm

$ 17.17

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12.85ct Brown Tiger'S Eye, Baguette, Opaque

12.85ct Brown Tiger'S Eye, Baguette, Opaque

18 x 13 mm (calibrated)

$ 16.64

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16.94ct Purple Star Ruby, Oval, Opaque

16.94ct Purple Star Ruby, Oval, Opaque

16.1 x 13.6 mm

$ 222.71

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18.33ct Pink Rose Quartz, Oval, Transparent/Translucent

18.33ct Pink Rose Quartz, Oval, Transparent/Translucent

16.7 x 14.9 mm

$ 24.65

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13.99ct Multicolor Boulder Opal, Trillion, Opaque
Boulder Opal Product Video (744792)

13.99ct Multicolor Boulder Opal, Trillion, Opaque

20.3 x 17.8 mm

$ 58.06

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32.50ct Brown Moonstone, Oval, Opaque

32.50ct Brown Moonstone, Oval, Opaque

22.1 x 16.3 mm

$ 71.21

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13.44ctw Violet Amethyst, Oval, Transparent

13.44ctw Violet Amethyst, Oval, Transparent

14 x 10 mm (calibrated)

$ 73.62

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20.12ct Green Serpentine, Oval, Translucent

20.12ct Green Serpentine, Oval, Translucent

23.9 x 17.5 mm

$ 43.09

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3.84ct Multicolor Opal Triplet, Fancy, Opaque

3.84ct Multicolor Opal Triplet, Fancy, Opaque

15.7 x 9.2 mm

$ 95.62

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0.97ct Green Sphene, Round, Transparent

0.97ct Green Sphene, Round, Transparent

6 mm (calibrated)

$ 4.83

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11.68ctw Multicolor Agate, Oval, Transparent

11.68ctw Multicolor Agate, Oval, Transparent

16.5 x 10 mm

$ 48.47

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6.43ct Blue Larimar, Oval, Opaque

6.43ct Blue Larimar, Oval, Opaque

12 x 10 mm (calibrated)

$ 76.25

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6.17ctw White Moonstone, Round, Translucent

6.17ctw White Moonstone, Round, Translucent

9 mm (calibrated)

$ 16.89

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20.38ct Multicolor Ammolite, Fancy, Opaque
Ammolite Product Video (718597)

20.38ct Multicolor Ammolite, Fancy, Opaque

23.8 x 20.1 mm

$ 405.97

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15.83ct White Howlite, Cushion, Opaque

15.83ct White Howlite, Cushion, Opaque

23.5 x 16.8 mm

$ 7.41

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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

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased 4 gemstones in different sizes to be able to make a family ring for my granddaughter. I got exactly what I saw and they are absolutely beautiful! Shipping was quick compared to other gem stores I have dealt with! I will definitely order more stones from your company, as I am a collector and have several stones. You are my new go to company in the future

Posted By Liz in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I do enjoy this website and the wide selection. I would like to see more untreated stones. I also wasn't able to see my past order when I logged in.

Posted By Great selection, ok website in July, 2026
Source: Bizrate
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