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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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0.51ct Pink Tourmaline, Round, Transparent

0.51ct Pink Tourmaline, Round, Transparent

5 mm (calibrated)

$ 20.32

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0.78ctw Green Emerald, Oval, Translucent

0.78ctw Green Emerald, Oval, Translucent

5 x 4 mm (calibrated)

$ 54.38

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1.88ct Green Fluorite, Pear Shape, Transparent

1.88ct Green Fluorite, Pear Shape, Transparent

10.9 x 6.5 mm

$ 7.49

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1.60ct Pink Tourmaline, Round, Transparent

1.60ct Pink Tourmaline, Round, Transparent

7 mm (calibrated)

$ 27.43

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14.11ct Multicolor Agate, Oval, Opaque

14.11ct Multicolor Agate, Oval, Opaque

14 x 14 mm (calibrated)

$ 13.35

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17.39ct Red Star Garnet, Oval, Opaque

17.39ct Red Star Garnet, Oval, Opaque

17.5 x 12.2 mm

$ 17.15

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13.54ctw Violet Amethyst, Oval, Transparent

13.54ctw Violet Amethyst, Oval, Transparent

14 x 10 mm (calibrated)

$ 74.17

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0.65ct Yellow Citrine, Cushion, Transparent

0.65ct Yellow Citrine, Cushion, Transparent

5.2 x 5.2 mm

$ 4.86

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7.98ctw Multicolor Labradorite, Marquise, Translucent

7.98ctw Multicolor Labradorite, Marquise, Translucent

14 x 7 mm (calibrated)

$ 17.65

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35.56ct Black Feather Pyrite, Cushion, Opaque

35.56ct Black Feather Pyrite, Cushion, Opaque

30.2 x 17.1 mm

$ 27.75

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1.20ct Multicolor Opal, Pear Shape, Transparent

1.20ct Multicolor Opal, Pear Shape, Transparent

9.5 x 6.8 mm

$ 29.88

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32.89ct Multicolor Coral, Pear Shape, Opaque

32.89ct Multicolor Coral, Pear Shape, Opaque

28.2 x 24.8 mm

$ 48.29

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4.89ct Black Onyx, Cushion, Opaque

4.89ct Black Onyx, Cushion, Opaque

11 x 11 mm (calibrated)

$ 9.74

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0.54ct Green Cat'S Eye Alexandrite, Oval, Opaque

0.54ct Green Cat'S Eye Alexandrite, Oval, Opaque

4.7 x 4.3 mm

$ 112.05

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2.13ct Orange Moonstone, Trillion, Translucent

2.13ct Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 4.24

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1.69ct Pink Strawberry Quartz, Oval, Translucent

1.69ct Pink Strawberry Quartz, Oval, Translucent

8 x 6 mm (calibrated)

$ 8.45

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2.18ct Multicolor Labradorite, Pear Shape, Translucent

2.18ct Multicolor Labradorite, Pear Shape, Translucent

10 x 7 mm (calibrated)

$ 4.82

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45.27ct Yellow Star Sapphire, Oval, Opaque
Star Sapphire Product Video (522797)

45.27ct Yellow Star Sapphire, Oval, Opaque

20.9 x 17.1 mm

$ 405.80

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8.58ct Multicolor Boulder Opal, Cushion, Opaque

8.58ct Multicolor Boulder Opal, Cushion, Opaque

15 x 10.9 mm

$ 59.82

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8.75ct Green Agate, Oval, Translucent

8.75ct Green Agate, Oval, Translucent

14 x 12 mm (calibrated)

$ 6.71

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26.36ct Multicolor Jasper, Oval, Opaque

26.36ct Multicolor Jasper, Oval, Opaque

31.9 x 21.4 mm

$ 17.89

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1.67ct Orange Moonstone, Trillion, Translucent

1.67ct Orange Moonstone, Trillion, Translucent

8.1 x 7.7 mm

$ 3.33

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3.31ct Multicolor Opal Triplet, Fancy, Opaque

3.31ct Multicolor Opal Triplet, Fancy, Opaque

15.7 x 9.2 mm

$ 82.42

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1.63ct Multicolor Opal Triplet, Fancy, Opaque

1.63ct Multicolor Opal Triplet, Fancy, Opaque

11.2 x 7.3 mm

$ 40.59

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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 -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
Source: Bizrate
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