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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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20.93ct Dark Green Maw-Sit-Sit Gemstones, Square, Opaque

20.93ct Dark Green Maw-Sit-Sit, Square, Opaque

16 x 16 mm (calibrated)

$ 82.88

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11.91ct Brownish Yellow Cat's Eye Opal Gemstones, Oval, Opaque
Cat's Eye Opal Product Video (484212)

11.91ct Brownish Yellow Cat's Eye Opal, Oval, Opaque

15.5 x 13 mm

$ 71.46

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3.81ct Multicolor Fire Agate Gemstones, Fancy, Opaque

3.81ct Multicolor Fire Agate, Fancy, Opaque

11.6 x 9.1 mm

$ 64.68

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42.66ct Multicolor Quartz With Marcasite Gemstones, Round, Transparent
Quartz With Marcasite Product Video (521446)

42.66ct Multicolor Quartz With Marcasite, Round, Transparent

25.1 mm

$ 337.87

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44.70ct Multicolor Rhodochrosite Gemstones, Pear Shape, Translucent

44.70ct Multicolor Rhodochrosite, Pear Shape, Translucent

33.5 x 21.7 mm

$ 41.30

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4.61ctw Multicolor Spectrolite Gemstones, Oval, Opaque

4.61ctw Multicolor Spectrolite, Oval, Opaque

10 x 8 mm (calibrated)

$ 25.39

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21.82ct Multicolor Boulder Opal Gemstones, Cushion, Opaque
Boulder Opal Product Video (627639)

21.82ct Multicolor Boulder Opal, Cushion, Opaque

20.7 x 16.1 mm

$ 201.61

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39.03ct Multicolor Jasper Gemstones, Pear Shape, Opaque

39.03ct Multicolor Jasper, Pear Shape, Opaque

33.5 x 33.2 mm

$ 77.27

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0.89ctw Multicolor Opal Gemstones, Oval, Transparent

0.89ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 244.75

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17.99ct Medium-Dark Purple Star Ruby Gemstones, Oval, Opaque
Star Ruby Product Video (522395)

17.99ct Medium-Dark Purple Star Ruby, Oval, Opaque

16.2 x 14.3 mm

$ 237.47

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10.11ct Tuscany Yellow Rutile Quartz Gemstones, Round, Transparent

10.11ct Tuscany Yellow Rutile Quartz, Round, Transparent

13 mm (calibrated)

$ 42.31

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205.80ct Multicolor Jasper Gemstones, Round, Opaque
Jasper Product Video (346704)

205.80ct Multicolor Jasper, Round, Opaque

55.7 mm

$ 185.22

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15.82ct Multicolor Ammolite Gemstones, Fancy, Opaque
Ammolite Product Video (521318)

15.82ct Multicolor Ammolite, Fancy, Opaque

22.4 x 14.2 mm

$ 417.65

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8.10ct Dark Grey Quartz Cat's Eye Gemstones, Oval, Opaque

8.10ct Dark Grey Quartz Cat's Eye, Oval, Opaque

12.5 x 10 mm

$ 32.08

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19.12ct Multicolor Quartz With Hedenbergite Gemstones, Trillion, Transparent
Quartz With Hedenbergite Product Video (604646)

19.12ct Multicolor Quartz With Hedenbergite, Trillion, Transparent

24 x 14.7 mm

$ 94.64

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36.66ct Multicolor Jasper Gemstones, Fancy, Translucent

36.66ct Multicolor Jasper, Fancy, Translucent

45.9 x 26.3 mm

$ 34.85

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30.31ct Silver Gray Hematite Gemstones, Baguette, Opaque

30.31ct Silver Gray Hematite, Baguette, Opaque

20 x 15 mm (calibrated)

$ 24.01

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34.60ct Multicolor Rhodochrosite Gemstones, Oval, Translucent

34.60ct Multicolor Rhodochrosite, Oval, Translucent

32.1 x 17.7 mm

$ 36.54

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7.64ct Multicolor Black Opal Gemstones, Oval, Opaque

7.64ct Multicolor Black Opal, Oval, Opaque

16.8 x 13.3 mm

$ 275.04

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30.70ct Multicolor Pietersite Gemstones, Oval, Opaque
Pietersite Product Video (351524)

30.70ct Multicolor Pietersite, Oval, Opaque

30 x 22 mm (calibrated)

$ 162.10

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42.68ct Multicolor Jasper Gemstones, Cushion, Opaque

42.68ct Multicolor Jasper, Cushion, Opaque

30 x 22 mm (calibrated)

$ 42.50

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42.60ct Aqua Blue Aquamarine Gemstones, Oval, Transparent
Aquamarine Product Video (642381)

42.60ct Aqua Blue Aquamarine, Oval, Transparent

28.1 x 22.6 mm

$ 213.00

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19.94ct Multicolor Boulder Opal Gemstones, Marquise, Opaque

19.94ct Multicolor Boulder Opal, Marquise, Opaque

36.4 x 16.3 mm

$ 131.60

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14.25ct Medium Dark-Violet Charoite Gemstones, Pear Shape, Opaque

14.25ct Medium Dark-Violet Charoite, Pear Shape, Opaque

21.8 x 16.2 mm

$ 58.66

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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

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 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

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate
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