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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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5.49ctw Medium Brown Tiger's Eye Gemstones, Oval, Opaque

5.49ctw Medium Brown Tiger's Eye, Oval, Opaque

10 x 8 mm (calibrated)

$ 9.89

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0.76ct Multicolor Chocolate Opal Gemstones, Oval, Opaque

0.76ct Multicolor Chocolate Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 27.36

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0.51ct Multicolor Opal Gemstones, Oval, Opaque

0.51ct Multicolor Opal, Oval, Opaque

8 x 6 mm (calibrated)

$ 18.36

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0.56ct Light Pink Tourmaline Gemstones, Round, Transparent

0.56ct Light Pink Tourmaline, Round, Transparent

5 mm (calibrated)

$ 22.40

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1.81ct Warm Earthy Green Sphene Gemstones, Oval, Transparent

1.81ct Warm Earthy Green Sphene, Oval, Transparent

8 x 6 mm (calibrated)

$ 10.86

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6.72ct Medium Violet Amethyst Gemstones, Oval, Transparent

6.72ct Medium Violet Amethyst, Oval, Transparent

14 x 10 mm (calibrated)

$ 44.35

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7.42ct Multicolor Fire Agate Gemstones, Fancy, Opaque

7.42ct Multicolor Fire Agate, Fancy, Opaque

14.9 x 11.1 mm

$ 70.13

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51.53ct Multicolor Jasper Gemstones, Oval, Opaque

51.53ct Multicolor Jasper, Oval, Opaque

35.1 x 23.3 mm

$ 53.05

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8.59ctw Black Onyx Gemstones, Heart, Opaque

8.59ctw Black Onyx, Heart, Opaque

10 x 10 mm (calibrated)

$ 10.31

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0.84ct Medium Light-Orange Sunstone Gemstones, Oval, Translucent

0.84ct Medium Light-Orange Sunstone, Oval, Translucent

8 x 6 mm (calibrated)

$ 7.06

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4.76ct Black Onyx Gemstones, Cushion, Opaque

4.76ct Black Onyx, Cushion, Opaque

11 x 11 mm (calibrated)

$ 11.42

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1.19ct Warm Green Tourmaline Gemstones, Oval, Transparent

1.19ct Warm Green Tourmaline, Oval, Transparent

8 x 6 mm (calibrated)

$ 23.76

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17.95ctw Bluish White Rainbow Moonstone Gemstones, Marquise, Transparent
Rainbow Moonstone Product Video (669286)

17.95ctw Bluish White Rainbow Moonstone, Marquise, Transparent

21.4 x 9 mm

$ 387.72

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1.31ct Light Brown Tourmaline Gemstones, Oval, Transparent

1.31ct Light Brown Tourmaline, Oval, Transparent

8 x 6 mm (calibrated)

$ 27.06

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2.76ct Royal Yellow Cat's Eye Opal Gemstones, Oval, Translucent

2.76ct Royal Yellow Cat's Eye Opal, Oval, Translucent

11.2 x 6.6 mm

$ 9.94

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21.69ct Multicolor Boulder Opal Gemstones, Oval, Opaque
Boulder Opal Product Video (679144)

21.69ct Multicolor Boulder Opal, Oval, Opaque

23.8 x 14.7 mm

$ 130.14

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0.91ct Reddish Orange Opal Gemstones, Pear Shape, Translucent

0.91ct Reddish Orange Opal, Pear Shape, Translucent

9.2 x 6.3 mm

$ 31.90

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9.32ct Multicolor Opal Triplet Gemstones, Fancy, Opaque
Opal Triplet Product Video (739722)

9.32ct Multicolor Opal Triplet, Fancy, Opaque

18.1 x 14.3 mm

$ 279.60

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26.42ct Medium Grey Hematite Gemstones, Square, Opaque

26.42ct Medium Grey Hematite, Square, Opaque

17 x 17 mm (calibrated)

$ 31.03

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11.93ctw Cool Green Amazonite Gemstones, Round, Opaque

11.93ctw Cool Green Amazonite, Round, Opaque

9 mm (calibrated)

$ 35.11

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4.85ct Light Earthy Yellow Rutile Quartz Gemstones, Oval, Transparent

4.85ct Light Earthy Yellow Rutile Quartz, Oval, Transparent

11 x 9 mm (calibrated)

$ 15.74

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1.24ct Multicolor Opal Gemstones, Oval, Opaque

1.24ct Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 44.64

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0.77ct Orange Pink Tourmaline Gemstones, Round, Transparent

0.77ct Orange Pink Tourmaline, Round, Transparent

5.7 mm

$ 15.37

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2.10ct Intense Violet Blue Tanzanite Gemstones, Oval, Transparent

2.10ct Intense Violet Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 20.16

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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

I always purchase my stones from GemSelect, their products are high quality and customer service is always great. I also like the fact that I am able to purchase unique items

Posted By Desperaux in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
Source: Bizrate
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