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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
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Green Cabochon Gemstones
Multicolor Cabochon Gemstones
Orange
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Turquoise
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Cabochons
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65.85ct Multicolor Ruby-Zoisite, Baguette, Opaque

25.7 x 22.3 mm

$ 130.39

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8.49ct Multicolor Ruby-Zoisite, Trillion, Opaque

16.3 x 10.8 mm

$ 28.01

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9.88ct Multicolor Ruby-Zoisite, Baguette, Opaque

18.1 x 10 mm

$ 28.93

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9.04ct Multicolor Ruby-Zoisite, Cushion, Opaque

15 x 10 mm (calibrated)

$ 26.47

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45.46ct Multicolor Ruby-Zoisite, Pear Shape, Opaque

38 x 19.8 mm

$ 90.01

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10.57ct Multicolor Ruby-Zoisite, Marquise, Opaque

23.7 x 11.8 mm

$ 34.87

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183.06ct Multicolor Ruby-Zoisite, Oval, Opaque

55.1 x 41.6 mm

$ 362.46

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16.75ct Multicolor Ruby-Zoisite, Baguette, Opaque

19.1 x 11.3 mm

$ 50.26

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7.84ct Multicolor Ruby-Zoisite, Marquise, Opaque

22.5 x 8.9 mm

$ 28.46

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48.98ct Multicolor Ruby-Zoisite, Oval, Opaque

32.9 x 22.3 mm

$ 96.98

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6.03ct Multicolor Ruby-Zoisite, Marquise, Opaque

22 x 7.8 mm

$ 21.89

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8.98ct Multicolor Ruby-Zoisite, Baguette, Opaque

13.7 x 10.7 mm

$ 26.29

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19.85ct Multicolor Ruby-Zoisite, Baguette, Opaque

22.3 x 12.2 mm

$ 42.72

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4.63ct Multicolor Ruby-Zoisite, Round, Opaque

9.5 mm (calibrated)

$ 16.67

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12.20ct Multicolor Ruby-Zoisite, Baguette, Opaque

16.2 x 10.3 mm

$ 40.26

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9.35ct Medium Green Ruby-Zoisite, Marquise, Opaque

24.7 x 10.2 mm

$ 33.94

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13.35ct Multicolor Ruby-Zoisite, Oval, Opaque

18 x 13 mm (calibrated)

$ 52.87

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46.96ct Multicolor Ruby-Zoisite, Oval, Opaque

28.9 x 20.4 mm

$ 84.53

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27.80ct Multicolor Ruby-Zoisite, Oval, Opaque

23.7 x 19 mm

$ 55.04

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7.37ct Multicolor Ruby-Zoisite, Trillion, Opaque

14.1 x 10.7 mm

$ 26.76

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25.50ct Multicolor Ruby-Zoisite, Oval, Opaque

20 x 15 mm (calibrated)

$ 95.94

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93.98ct Multicolor Ruby-Zoisite, Pear Shape, Opaque

39.2 x 24.1 mm

$ 186.08

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8.94ct Multicolor Ruby-Zoisite, Marquise, Opaque

19.4 x 9.1 mm

$ 32.45

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8.90ct Multicolor Ruby-Zoisite, Round, Opaque

12 mm (calibrated)

$ 26.06

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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

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
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Fast and reliable service.

Posted By Zæck in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 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 -> 8 star ratings

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026
Source: Bizrate
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