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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

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For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise Cabochon Gemstones
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White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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12.25ct Greenish Blue Grandidierite, Pear Shape, Translucent

17.7 x 13.6 mm

$ 1,131.90

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4.32ct Dark Green Blue Grandidierite, Oval, Translucent

11.2 x 8.5 mm

$ 362.88

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7.32ct Blue Green Grandidierite, Oval, Translucent

13 x 11 mm (calibrated)

$ 1,932.48

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5.61ct Turquoise Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 194.60

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8.54ct Greenish Blue Grandidierite, Oval, Translucent

13.4 x 10.1 mm

$ 281.82

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14.47ct Greenish Blue Grandidierite, Oval, Translucent

16.5 x 12.7 mm

$ 573.01

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17.66ct Turquoise Grandidierite, Oval, Translucent

18 x 13 mm (calibrated)

$ 699.34

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6.72ct Pale Greenish Blue Grandidierite, Oval, Translucent

14 x 10 mm (calibrated)

$ 233.11

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4.27ct Light Bluish Green Grandidierite, Pear Shape, Translucent

13 x 8.6 mm

$ 256.20

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2.75ct Turquoise Grandidierite, Oval, Translucent

10.7 x 7.5 mm

$ 181.50

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9.51ct Light Bluish Green Grandidierite, Oval, Translucent

14.7 x 11.1 mm

$ 329.89

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2.25ct Green-Blue Grandidierite, Pear Shape, Translucent

10 x 7 mm (calibrated)

$ 148.50

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3.45ct Greenish Blue Grandidierite, Oval, Translucent

11.5 x 9.3 mm

$ 108.80

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7.22ct Blue Green Grandidierite, Oval, Translucent

13.9 x 10.7 mm

$ 1,906.08

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6.16ct Turquoise Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 813.12

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2.86ct Greenish Blue Grandidierite, Oval, Translucent

11.4 x 7.6 mm

$ 171.60

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2.43ct Greenish Blue Grandidierite, Round, Translucent

8 mm (calibrated)

$ 546.48

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4.58ct Light Blue Green Grandidierite, Oval, Translucent

11.5 x 8.9 mm

$ 1,209.12

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3.09ct Blue Green Grandidierite, Oval, Translucent

9.4 x 8.2 mm

$ 285.52

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14.09ct Medium-Dark Green Blue Grandidierite, Oval, Translucent

15.9 x 13.2 mm

$ 3,719.76

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4.21ct Green-Blue Grandidierite, Oval, Translucent

11.3 x 9.4 mm

$ 146.04

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6.15ct Light Bluish Green Grandidierite, Oval, Translucent

12 x 10 mm (calibrated)

$ 213.34

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1.64ct Light Blue Green Grandidierite, Oval, Translucent

9 x 6 mm (calibrated)

$ 546.48

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2.17ct Pale Sea Foam Grandidierite, Oval, Translucent

9 x 6.4 mm

$ 75.28

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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

It was great!

Posted By Annie in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Would have bought an indigo and selenite, but neither listed. But, you do offer quite a large assortment otherwise.

Posted By JD in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 2026
Source: Bizrate
Enlarged Gemstone Image