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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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29.28ct Multicolor Rhodochrosite Gemstones, Oval, Translucent

29.28ct Multicolor Rhodochrosite, Oval, Translucent

28.3 x 16.2 mm

$ 30.91

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7.21ct Multicolor Agate Gemstones, Oval, Translucent

7.21ct Multicolor Agate, Oval, Translucent

12 x 12 mm (calibrated)

$ 17.30

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17.80ct Multicolor Jasper Gemstones, Fancy, Opaque

17.80ct Multicolor Jasper, Fancy, Opaque

23.7 x 21.1 mm

$ 12.92

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19.85ct Medium Gray Hematite Gemstones, Marquise, Opaque

19.85ct Medium Gray Hematite, Marquise, Opaque

22.9 x 11.4 mm

$ 23.33

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37.89ct Black Gray Hematite Gemstones, Round, Opaque

37.89ct Black Gray Hematite, Round, Opaque

21.5 mm

$ 42.01

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32.21ct Medium Gray Hematite Gemstones, Round, Opaque

32.21ct Medium Gray Hematite, Round, Opaque

20 mm (calibrated)

$ 25.51

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9.82ct Multicolor Quartz With Marcasite Gemstones, Baguette, Transparent

9.82ct Multicolor Quartz With Marcasite, Baguette, Transparent

16 x 12 mm (calibrated)

$ 58.92

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0.68ct Multicolor Opal Gemstones, Pear Shape, Transparent

0.68ct Multicolor Opal, Pear Shape, Transparent

8 x 5.7 mm

$ 20.40

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4.25ctw Medium Yellow Sphene Gemstones, Oval, Transparent

4.25ctw Medium Yellow Sphene, Oval, Transparent

8.1 x 6.5 mm

$ 25.50

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6.08ct Clear with Brown Rutile Quartz Gemstones, Round, Transparent

6.08ct Clear with Brown Rutile Quartz, Round, Transparent

12 mm (calibrated)

$ 18.37

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10.42ct Multicolor Agate Gemstones, Round, Opaque

10.42ct Multicolor Agate, Round, Opaque

13 mm (calibrated)

$ 12.50

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4.70ct Black Star Sapphire Gemstones, Oval, Opaque

4.70ct Black Star Sapphire, Oval, Opaque

10.5 x 8.4 mm

$ 101.52

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13.07ct Multicolor Ammolite Gemstones, Fancy, Opaque

13.07ct Multicolor Ammolite, Fancy, Opaque

17.6 x 15.3 mm

$ 172.52

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1.18ct Deep Hot Pink Tourmaline Gemstones, Round, Transparent

1.18ct Deep Hot Pink Tourmaline, Round, Transparent

6.5 mm (calibrated)

$ 23.57

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0.80ct Medium Gold Citrine Gemstones, Oval, Transparent

0.80ct Medium Gold Citrine, Oval, Transparent

10 x 4.1 mm

$ 6.72

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4.64ct Black Star Diopside Gemstones, Oval, Opaque

4.64ct Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 23.20

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2.67ct Medium Yellow Chrysoberyl Cat's Eye Gemstones, Oval, Translucent

2.67ct Medium Yellow Chrysoberyl Cat's Eye, Oval, Translucent

9.4 x 6.1 mm

$ 96.12

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3.82ctw Deep Blue Star Sapphire Gemstones, Oval, Opaque

3.82ctw Deep Blue Star Sapphire, Oval, Opaque

7 x 5 mm (calibrated)

$ 90.77

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0.70ct Bright Green Emerald Gemstones, Oval, Translucent

0.70ct Bright Green Emerald, Oval, Translucent

5.9 x 5.3 mm

$ 67.20

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21.00ct Multicolor Quartz With Marcasite Gemstones, Oval, Transparent

21.00ct Multicolor Quartz With Marcasite, Oval, Transparent

22.8 x 16.2 mm

$ 166.32

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2.16ct Medium-Light Brown Cat's Eye Scapolite Gemstones, Round, Translucent

2.16ct Medium-Light Brown Cat's Eye Scapolite, Round, Translucent

8.5 mm (calibrated)

$ 14.26

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2.17ctw Light Orange Moonstone Gemstones, Cushion, Translucent

2.17ctw Light Orange Moonstone, Cushion, Translucent

6 x 6 mm (calibrated)

$ 5.72

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1.14ct Bluish White Sillimanite Cat's Eye Gemstones, Oval, Transparent

1.14ct Bluish White Sillimanite Cat's Eye, Oval, Transparent

8 x 5 mm (calibrated)

$ 4.30

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28.07ct Multicolor Jasper Gemstones, Oval, Opaque

28.07ct Multicolor Jasper, Oval, Opaque

32.4 x 23.5 mm

$ 27.96

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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

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
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Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great site for finding specific stones and sizes for individual pieces of jewelry

Posted By Designer in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

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Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
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