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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 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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9.28ct Black Star Diopside Gemstones, Round, Opaque

9.28ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 55.68

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8.59ct Medium Green Quartz Gemstones, Cushion, Transparent

8.59ct Medium Green Quartz, Cushion, Transparent

13 x 13 mm (calibrated)

$ 14.17

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7.80ct Multicolor Agate Gemstones, Oval, Opaque

7.80ct Multicolor Agate, Oval, Opaque

12.3 x 10.6 mm

$ 15.91

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19.60ct Multicolor Ammolite Gemstones, Fancy, Opaque
Ammolite Product Video (523384)

19.60ct Multicolor Ammolite, Fancy, Opaque

25.6 x 16.3 mm

$ 517.44

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0.75ct Yellowish Green Peridot Gemstones, Square, Transparent

0.75ct Yellowish Green Peridot, Square, Transparent

5 x 5 mm (calibrated)

$ 8.10

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0.80ct Yellowish Green Sphene Gemstones, Oval, Transparent

0.80ct Yellowish Green Sphene, Oval, Transparent

5.7 x 5.1 mm

$ 4.80

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19.86ct Multicolor Jasper Gemstones, Pear Shape, Opaque

19.86ct Multicolor Jasper, Pear Shape, Opaque

28.6 x 19 mm

$ 26.22

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5.33ctw Medium Violet Amethyst Gemstones, Oval, Transparent

5.33ctw Medium Violet Amethyst, Oval, Transparent

10 x 8 mm (calibrated)

$ 35.18

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3.40ct Light Yellow Quartz Gemstones, Oval, Transparent

3.40ct Light Yellow Quartz, Oval, Transparent

10.8 x 8.4 mm

$ 4.81

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20.43ct Medium Brown Moonstone Gemstones, Oval, Opaque

20.43ct Medium Brown Moonstone, Oval, Opaque

20 x 15 mm (calibrated)

$ 40.44

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3.45ct Intense Violet Blue Tanzanite Gemstones, Oval, Transparent

3.45ct Intense Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 35.98

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0.92ctw Multicolor Opal Gemstones, Oval, Opaque

0.92ctw Multicolor Opal, Oval, Opaque

7 x 5 mm (calibrated)

$ 36.43

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34.68ct Green and Red Bloodstone Gemstones, Round, Opaque

34.68ct Green and Red Bloodstone, Round, Opaque

27.2 mm

$ 19.14

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4.02ctw Multicolor Labradorite Gemstones, Square, Transparent

4.02ctw Multicolor Labradorite, Square, Transparent

7 x 7 mm (calibrated)

$ 7.28

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7.29ct Bluish White Rainbow Moonstone Gemstones, Baguette, Transparent

7.29ct Bluish White Rainbow Moonstone, Baguette, Transparent

15.5 x 7.3 mm

$ 131.22

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0.66ct Light Teal Apatite Gemstones, Oval, Transparent

0.66ct Light Teal Apatite, Oval, Transparent

6 x 5 mm

$ 13.07

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37.51ct Light Bluish Green Cat's Eye Aquamarine Gemstones, Oval, Translucent
Cat's Eye Aquamarine Product Video (382733)

37.51ct Light Bluish Green Cat's Eye Aquamarine, Oval, Translucent

21 x 18.8 mm

$ 601.66

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2.14ct Cream White Moonstone Gemstones, Oval, Translucent
Moonstone Product Video (503729)

2.14ct Cream White Moonstone, Oval, Translucent

9 x 7 mm (calibrated)

$ 23.49

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0.73ct Hot Pink Tourmaline Gemstones, Oval, Transparent

0.73ct Hot Pink Tourmaline, Oval, Transparent

6.5 x 4.8 mm

$ 29.20

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3.02ct Intense Violet Blue Tanzanite Gemstones, Oval, Transparent

3.02ct Intense Violet Blue Tanzanite, Oval, Transparent

10 x 8 mm (calibrated)

$ 28.99

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4.57ct Very Light Golden-Brown Rutile Quartz Gemstones, Oval, Transparent

4.57ct Very Light Golden-Brown Rutile Quartz, Oval, Transparent

13 x 9 mm (calibrated)

$ 15.07

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18.17ct Deep Green Maw-Sit-Sit Gemstones, Round, Opaque

18.17ct Deep Green Maw-Sit-Sit, Round, Opaque

14 mm (calibrated)

$ 71.95

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8.67ct Multicolor Dendritic Agate Gemstones, Pear Shape, Translucent

8.67ct Multicolor Dendritic Agate, Pear Shape, Translucent

18 x 13 mm (calibrated)

$ 20.81

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11.58ct Multicolor Pietersite Gemstones, Oval, Opaque

11.58ct Multicolor Pietersite, Oval, Opaque

21.1 x 11.9 mm

$ 52.67

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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

They have a wonderful selection of gems of all sorts, shapes, cuts, and quality. I am very particular about the quality of stones I buy, and found many with VVS clarity and excellent cut and polish. I am thrilled with each of the stones I purchased, and would definitely recommend GemSelect to everyone.

Posted By Debsarabs in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

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

The website has a good selection, the interface is very intuitive.

Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate
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