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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: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown
Golden
Gray
Green
Multicolor
Orange
Pink
Purple
Red
Turquoise
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White Cabochon Gemstones
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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7.30ct White Rainbow Moonstone, Pear Shape, Transparent

16.7 x 10.3 mm

$ 130.87

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5.97ct White Rainbow Moonstone, Marquise, Transparent

17.7 x 7.5 mm

$ 107.03

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7.91ct White Rainbow Moonstone, Marquise, Transparent

23.6 x 7.9 mm

$ 141.81

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7.08ct White Rainbow Moonstone, Pear Shape, Translucent

18.7 x 9.1 mm

$ 49.36

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14.55ct White Rainbow Moonstone, Pear Shape, Transparent

20 x 15 mm (calibrated)

$ 115.93

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8.92ct White Rainbow Moonstone, Oval, Transparent

16.9 x 10.2 mm

$ 159.92

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13.40ct White Rainbow Moonstone, Pear Shape, Transparent

22.1 x 12.8 mm

$ 200.20

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10.04ct White Rainbow Moonstone, Pear Shape, Transparent

18 x 11.6 mm

$ 179.99

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7.16ct White Rainbow Moonstone, Fancy, Transparent

21.9 x 9.6 mm

$ 57.05

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15.24ct White Rainbow Moonstone, Pear Shape, Translucent

26.7 x 11.5 mm

$ 106.26

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10.02ct White Rainbow Moonstone, Baguette, Transparent

17.5 x 10.9 mm

$ 79.84

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20.73ct White Rainbow Moonstone, Pear Shape, Translucent

26 x 16.1 mm

$ 144.53

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7.88ct White Rainbow Moonstone, Pear Shape, Translucent

20 x 8.7 mm

$ 54.94

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13.18ct White Rainbow Moonstone, Pear Shape, Translucent

18.3 x 14.2 mm

$ 91.89

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7.62ct White Rainbow Moonstone, Baguette, Transparent

12.8 x 11.7 mm

$ 136.61

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10.97ct White Rainbow Moonstone, Fancy, Transparent

19.8 x 10.8 mm

$ 87.41

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10.37ct White Rainbow Moonstone, Pear Shape, Transparent

18.3 x 12.2 mm

$ 185.91

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14.91ct White Rainbow Moonstone, Pear Shape, Translucent

23.2 x 13.3 mm

$ 103.95

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25.60ct White Rainbow Moonstone, Oval, Translucent

26.6 x 14.4 mm

$ 25.50

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8.44ct White Rainbow Moonstone, Pear Shape, Transparent

15 x 10 mm (calibrated)

$ 126.09

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21.52ct White Rainbow Moonstone, Oval, Translucent

25.4 x 10.9 mm

$ 21.43

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10.76ct White Rainbow Moonstone, Round, Transparent

15 mm (calibrated)

$ 192.91

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15.38ct White Rainbow Moonstone, Pear Shape, Translucent

21.8 x 14.1 mm

$ 107.23

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18.15ct White Rainbow Moonstone, Oval, Translucent

23.7 x 13.2 mm

$ 15.06

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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 -> 9 star ratings

Been using them for years! Very satisfied with the products.

Posted By PI SC in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 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

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate
Enlarged Gemstone Image