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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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15.68ct Black Obsidian, Trillion, Opaque

15.68ct Black Obsidian, Trillion, Opaque

25 x 21 mm

$ 25.76

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1.74ct Green Sphene, Oval, Transparent

1.74ct Green Sphene, Oval, Transparent

7.3 x 6 mm

$ 8.67

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10.10ct Multicolor Pietersite, Pear Shape, Opaque

10.10ct Multicolor Pietersite, Pear Shape, Opaque

24.9 x 13.4 mm

$ 33.53

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9.46ct White Rainbow Moonstone, Baguette, Transparent

9.46ct White Rainbow Moonstone, Baguette, Transparent

18.5 x 7.8 mm

$ 141.33

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21.65ct Multicolor Pietersite, Oval, Opaque

21.65ct Multicolor Pietersite, Oval, Opaque

25.9 x 15.8 mm

$ 71.88

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41.84ct Yellow Pyrite, Cushion, Opaque
Pyrite Product Video (486798)

41.84ct Yellow Pyrite, Cushion, Opaque

25.2 x 19 mm

$ 50.41

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1.01ct White Sillimanite Cat'S Eye, Oval, Transparent

1.01ct White Sillimanite Cat'S Eye, Oval, Transparent

6.4 x 6.2 mm

$ 3.88

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30.68ct Multicolor Jasper, Oval, Opaque

30.68ct Multicolor Jasper, Oval, Opaque

30 x 22 mm (calibrated)

$ 18.48

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13.73ct Multicolor Quartz With Hedenbergite, Oval, Transparent

13.73ct Multicolor Quartz With Hedenbergite, Oval, Transparent

18.9 x 12.9 mm

$ 56.42

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4.74ct Multicolor Fire Agate, Fancy, Opaque

4.74ct Multicolor Fire Agate, Fancy, Opaque

12.7 x 10.1 mm

$ 66.79

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14.68ct Multicolor Ammolite, Fancy, Opaque
Ammolite Product Video (633457)

14.68ct Multicolor Ammolite, Fancy, Opaque

21.1 x 15.3 mm

$ 146.21

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1.61ctw Multicolor Opal, Oval, Transparent
Opal Product Video (548159)

1.61ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 400.89

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1.20ct Multicolor Opal, Oval, Translucent

1.20ct Multicolor Opal, Oval, Translucent

9 x 7 mm (calibrated)

$ 37.75

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9.04ct Multicolor Quartz With Marcasite, Oval, Transparent

9.04ct Multicolor Quartz With Marcasite, Oval, Transparent

15.6 x 12.8 mm

$ 59.42

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5.10ct Multicolor Pietersite, Pear Shape, Opaque

5.10ct Multicolor Pietersite, Pear Shape, Opaque

17.5 x 10.4 mm

$ 16.93

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28.99ct Green Jadeite, Oval, Translucent

28.99ct Green Jadeite, Oval, Translucent

27.1 x 22 mm

$ 47.64

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9.50ct Yellow Rutile Quartz, Pear Shape, Transparent

9.50ct Yellow Rutile Quartz, Pear Shape, Transparent

16 x 12 mm (calibrated)

$ 25.81

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36.78ct Green Amazonite, Oval, Opaque

36.78ct Green Amazonite, Oval, Opaque

34.6 x 19 mm

$ 29.30

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8.30ct Multicolor Coral, Oval, Translucent

8.30ct Multicolor Coral, Oval, Translucent

16.1 x 12.8 mm

$ 25.93

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43.57ct Multicolor Jasper, Oval, Opaque

43.57ct Multicolor Jasper, Oval, Opaque

32.5 x 24.6 mm

$ 47.74

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9.33ct Black Star Diopside, Round, Opaque

9.33ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 46.46

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0.96ct Green Tourmaline, Round, Transparent

0.96ct Green Tourmaline, Round, Transparent

6 mm (calibrated)

$ 15.90

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41.94ct Multicolor Jasper, Pear Shape, Opaque

41.94ct Multicolor Jasper, Pear Shape, Opaque

34 x 28 mm

$ 22.97

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2.42ct Multicolor Labradorite, Baguette, Translucent

2.42ct Multicolor Labradorite, Baguette, Translucent

8 x 6 mm (calibrated)

$ 4.82

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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

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 -> 9 star ratings

It was great!

Posted By Annie in September, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

It was a good interaction I got a good gemstone for cheap

Posted By Jon in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
Source: Bizrate

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

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate
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