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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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3.95ct Multicolor Opal Triplet Gemstones, Fancy, Opaque
Opal Triplet Product Video (739742)

3.95ct Multicolor Opal Triplet, Fancy, Opaque

14.1 x 11 mm

$ 118.50

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2.20ct Medium Light-Orange Moonstone Gemstones, Square, Translucent

2.20ct Medium Light-Orange Moonstone, Square, Translucent

7 x 7 mm (calibrated)

$ 5.30

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5.57ctw Multicolor Opal Doublet Gemstones, Fancy, Opaque
Opal Doublet Product Video (524030)

5.57ctw Multicolor Opal Doublet, Fancy, Opaque

18.4 x 7.3 mm

$ 120.50

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19.96ctw Multicolor Moss Agate Gemstones, Fancy, Translucent

19.96ctw Multicolor Moss Agate, Fancy, Translucent

23.2 x 16.2 mm

$ 23.95

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9.80ct Medium Bluish Green Turquoise Gemstones, Oval, Opaque

9.80ct Medium Bluish Green Turquoise, Oval, Opaque

14 x 12 mm (calibrated)

$ 36.80

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17.97ct Bluish White Rainbow Moonstone Gemstones, Pear Shape, Translucent

17.97ct Bluish White Rainbow Moonstone, Pear Shape, Translucent

24.2 x 15 mm

$ 150.95

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22.70ctw Multicolor Jasper Gemstones, Pear Shape, Opaque

22.70ctw Multicolor Jasper, Pear Shape, Opaque

26.6 x 14.8 mm

$ 16.07

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11.95ct Multicolor Agate Gemstones, Round, Opaque

11.95ct Multicolor Agate, Round, Opaque

13 mm (calibrated)

$ 24.38

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12.02ctw Cool Pine Green Amazonite Gemstones, Round, Opaque

12.02ctw Cool Pine Green Amazonite, Round, Opaque

10 mm (calibrated)

$ 35.38

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15.42ctw Light Pink Morganite Gemstones, Oval, Transparent
Morganite Product Video (595004)

15.42ctw Light Pink Morganite, Oval, Transparent

14 x 12 mm (calibrated)

$ 203.54

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9.03ctw Light Earthy Yellow Rutile Quartz Gemstones, Pear Shape, Transparent

9.03ctw Light Earthy Yellow Rutile Quartz, Pear Shape, Transparent

10 x 7 mm (calibrated)

$ 29.32

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2.17ctw Black Onyx Gemstones, Round, Opaque

2.17ctw Black Onyx, Round, Opaque

5.5 mm (calibrated)

$ 5.21

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2.42ct Multicolor Black Opal Gemstones, Oval, Transparent

2.42ct Multicolor Black Opal, Oval, Transparent

12 x 8 mm (calibrated)

$ 96.80

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12.62ct Multicolor Boulder Opal Gemstones, Cushion, Opaque
Boulder Opal Product Video (679239)

12.62ct Multicolor Boulder Opal, Cushion, Opaque

14 x 14 mm (calibrated)

$ 75.72

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24.78ct Multicolor Jasper Gemstones, Oval, Opaque

24.78ct Multicolor Jasper, Oval, Opaque

28.3 x 18.9 mm

$ 14.72

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12.30ctw Deep Violet Amethyst Gemstones, Oval, Transparent

12.30ctw Deep Violet Amethyst, Oval, Transparent

14 x 10 mm (calibrated)

$ 58.61

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37.97ct Cool Green Amazonite Gemstones, Pear Shape, Opaque

37.97ct Cool Green Amazonite, Pear Shape, Opaque

30 x 22 mm (calibrated)

$ 36.46

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4.30ct Medium Yellow Rutile Quartz Gemstones, Oval, Transparent

4.30ct Medium Yellow Rutile Quartz, Oval, Transparent

12 x 8 mm (calibrated)

$ 14.20

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4.81ct Light Dijon Yellow Rutile Quartz Gemstones, Round, Transparent

4.81ct Light Dijon Yellow Rutile Quartz, Round, Transparent

11 mm (calibrated)

$ 15.82

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1.58ct Greenish Yellow Sphene Gemstones, Oval, Transparent

1.58ct Greenish Yellow Sphene, Oval, Transparent

7.4 x 6.1 mm

$ 9.48

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5.36ct Multicolor Fire Agate Gemstones, Fancy, Opaque

5.36ct Multicolor Fire Agate, Fancy, Opaque

11 x 11 mm (calibrated)

$ 54.83

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2.26ct Medium Red Coral Gemstones, Oval, Opaque
Coral Product Video (499205)

2.26ct Medium Red Coral, Oval, Opaque

12.7 x 5 mm

$ 447.48

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3.75ct Multicolor Pietersite Gemstones, Oval, Opaque

3.75ct Multicolor Pietersite, Oval, Opaque

19.1 x 8.6 mm

$ 15.00

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1.43ct Multicolor Opal Gemstones, Oval, Opaque

1.43ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 51.48

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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

Very good.

Posted By Tommy in December, 2025
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Overall Rating -> 10 star ratings

Excellent options

Posted By CJ in February, 2026
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Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
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Overall Rating -> 10 star ratings

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
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Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate
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