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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
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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54.71ct Multicolor Boulder Opal, Oval, Opaque
Boulder Opal Product Video (322038)

54.71ct Multicolor Boulder Opal, Oval, Opaque

27.3 x 23.3 mm

$ 419.58

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33.54ct Gray Hematite, Oval, Opaque

33.54ct Gray Hematite, Oval, Opaque

23.6 x 17.2 mm

$ 32.71

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23.70ct Gray Hematite, Heart, Opaque

23.70ct Gray Hematite, Heart, Opaque

20.4 x 19.1 mm

$ 51.93

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20.70ct Green Opal, Oval, Opaque

20.70ct Green Opal, Oval, Opaque

23.7 x 17 mm

$ 44.33

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1.12ct Green Sphene, Oval, Transparent

1.12ct Green Sphene, Oval, Transparent

6.7 x 5.3 mm

$ 5.58

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36.54ct Multicolor Rhodochrosite, Fancy, Translucent

36.54ct Multicolor Rhodochrosite, Fancy, Translucent

34.5 x 20.6 mm

$ 63.25

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11.14ctw Blue Chalcedony, Oval, Translucent

11.14ctw Blue Chalcedony, Oval, Translucent

14 x 10 mm (calibrated)

$ 9.28

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12.47ct White Rainbow Moonstone, Pear Shape, Transparent
Rainbow Moonstone Product Video (668871)

12.47ct White Rainbow Moonstone, Pear Shape, Transparent

19.3 x 13.3 mm

$ 223.56

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2.29ctw White Cat'S Eye Moonstone, Oval, Transparent

2.29ctw White Cat'S Eye Moonstone, Oval, Transparent

7 x 5 mm (calibrated)

$ 10.04

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4.98ctw Orange Moonstone, Cushion, Translucent

4.98ctw Orange Moonstone, Cushion, Translucent

8 x 8 mm (calibrated)

$ 9.92

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17.62ct Brown Tiger'S Eye, Oval, Opaque

17.62ct Brown Tiger'S Eye, Oval, Opaque

28.5 x 14.7 mm

$ 19.31

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7.39ctw Violet Amethyst, Oval, Transparent

7.39ctw Violet Amethyst, Oval, Transparent

11 x 9 mm (calibrated)

$ 40.49

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2.72ct Brown Cat'S Eye Opal, Oval, Translucent

2.72ct Brown Cat'S Eye Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 14.90

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9.45ct Multicolor Fire Agate, Fancy, Translucent

9.45ct Multicolor Fire Agate, Fancy, Translucent

16.2 x 14.4 mm

$ 82.20

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13.55ct Multicolor Ammolite, Fancy, Opaque

13.55ct Multicolor Ammolite, Fancy, Opaque

21 x 16.4 mm

$ 269.92

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3.52ct Multicolor Fire Agate, Fancy, Opaque

3.52ct Multicolor Fire Agate, Fancy, Opaque

10.5 x 8.3 mm

$ 27.10

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5.70ct Black Star Diopside, Oval, Opaque

5.70ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 23.66

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2.05ct Orange Moonstone, Cushion, Translucent

2.05ct Orange Moonstone, Cushion, Translucent

9 x 7 mm (calibrated)

$ 4.08

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7.28ct Green Agate, Pear Shape, Translucent

7.28ct Green Agate, Pear Shape, Translucent

13 x 13 mm (calibrated)

$ 5.59

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20.68ct Black Obsidian, Pear Shape, Opaque

20.68ct Black Obsidian, Pear Shape, Opaque

31.4 x 17.3 mm

$ 15.45

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51.44ct Multicolor Jasper, Oval, Opaque

51.44ct Multicolor Jasper, Oval, Opaque

37.8 x 28 mm

$ 28.18

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33.08ct Pink Rose Quartz, Oval, Transparent

33.08ct Pink Rose Quartz, Oval, Transparent

22 x 19.1 mm

$ 43.49

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17.85ctw Green Amazonite, Marquise, Opaque

17.85ctw Green Amazonite, Marquise, Opaque

19.9 x 10.2 mm

$ 14.23

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13.52ct Multicolor Ammolite, Fancy, Opaque

13.52ct Multicolor Ammolite, Fancy, Opaque

18.5 x 16.8 mm

$ 269.32

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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

It was all good

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
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Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
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Overall Rating -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I've purchased from here many times over the last decade+. I find the information easy to understand, helpful, and interesting. I have always been satisfied that I got exactly what I ordered. Pictures and descriptions are clear and unique to each stone.

Posted By Maggie in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate
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