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Natural Cabochon Gemstones

Browse our collection of natural cabochon gemstones, featuring smooth domed cuts perfect for jewelry and gemstone collecting.

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2.91ct Natural Bright Pinkish Violet Amethyst, Trillion, VVS-VS, Photo A

2.91ct Natural Bright Pinkish Violet Amethyst, Trillion, VVS-VS

Amethyst

2.91ct1 pc
$ 19.13
10 x 10 mm (calibrated)
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25.72ctw Natural Black with Gold Sheen Spinel, Baguette, Opaque, Photo A
Spinel Product Video (372535)

25.72ctw Natural Black with Gold Sheen Spinel, Baguette, Opaque

Spinel

25.72ct total2 pcs
$ 202.33
17.7 x 8.3 mm
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4.18ctw Natural Raspberry Red Pyrope Garnet, Square, VS, Photo A

4.18ctw Natural Raspberry Red Pyrope Garnet, Square, VS

Pyrope Garnet

4.18ct total10 pcs
$ 32.06
4 x 4 mm (calibrated)
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3.14ct Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS, Photo A

3.14ct Natural Sky Blue Topaz, Octagon / Emerald Cut, VVS

Topaz

3.14ct1 pc
$ 24.39
8 x 8 mm (calibrated)
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49.29ct Natural Deep Green Bloodstone, Marquise, Opaque, Photo A

49.29ct Natural Deep Green Bloodstone, Marquise, Opaque

Bloodstone

49.29ct1 pc
$ 22.09
46.7 x 19.6 mm
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0.93ct Natural Deep Orange Hessonite Garnet, Pear Shape, VS-SI, Photo A

0.93ct Natural Deep Orange Hessonite Garnet, Pear Shape, VS-SI

Hessonite Garnet

0.93ct1 pc
$ 20.38
7.7 x 5.6 mm
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17.33ct Natural Bright Blue Green Grandidierite, Pear Shape, SI, Photo A
Grandidierite Product Video (470657)

17.33ct Natural Bright Blue Green Grandidierite, Pear Shape, SI

Grandidierite

17.33ct1 pc
$ 7,911.15
17.6 x 16.4 mm
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0.65ct Natural Fire Orange Sapphire, Oval, VS, Photo A

0.65ct Natural Fire Orange Sapphire, Oval, VS

Sapphire

0.65ct1 pc
$ 80.93
6 x 4 mm (calibrated)
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1.86ct Natural Bluish Green Grandidierite, Oval, Translucent, Photo A

1.86ct Natural Bluish Green Grandidierite, Oval, Translucent

Grandidierite

1.86ct1 pc
$ 101.89
8.3 x 6.7 mm
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0.59ct Natural Electric Purple Sapphire, Fancy, VS, Photo A

0.59ct Natural Electric Purple Sapphire, Fancy, VS

Sapphire

0.59ct1 pc
$ 59.16
6.9 x 5.9 mm
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1.45ct Natural Multicolor Opal, Oval, Transparent, Photo A

1.45ct Natural Multicolor Opal, Oval, Transparent

Opal

1.45ct1 pc
$ 36.11
10 x 8 mm (calibrated)
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0.60ct Natural Medium Light-Pink Spinel, Cushion, VVS, Photo A

0.60ct Natural Medium Light-Pink Spinel, Cushion, VVS

Spinel

0.60ct1 pc
$ 29.88
5 x 5 mm (calibrated)
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1.25ctw Natural Lime Green Demantoid Garnet, Oval, VVS-VS, Photo A

1.25ctw Natural Lime Green Demantoid Garnet, Oval, VVS-VS

Demantoid Garnet

1.25ct total4 pcs
$ 136.95
4.3 x 3.5 mm
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2.42ct Natural Medium-Dark Orange Zircon, Oval, VVS, Photo A

2.42ct Natural Medium-Dark Orange Zircon, Oval, VVS

Zircon

2.42ct1 pc
$ 55.24
7 x 6.3 mm
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2.41ctw Natural Multicolor Andalusite, Round, VS-SI, Photo A
Andalusite Product Video (206864)

2.41ctw Natural Multicolor Andalusite, Round, VS-SI

Andalusite

2.41ct total9 pcs
$ 118.82
4 mm (calibrated)
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0.56ct Natural Multicolor Opal, Oval, Opaque, Photo A

0.56ct Natural Multicolor Opal, Oval, Opaque

Opal

0.56ct1 pc
$ 16.73
8 x 6 mm (calibrated)
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3.77ctw Natural Medium Purplish Violet Amethyst, Oval, VVS-VS, Photo A

3.77ctw Natural Medium Purplish Violet Amethyst, Oval, VVS-VS

Amethyst

3.77ct total10 pcs
$ 20.66
6 x 4 mm (calibrated)
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5.96ct Natural Rose Pink Strawberry Quartz, Oval, Translucent, Photo A

5.96ct Natural Rose Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

5.96ct1 pc
$ 35.91
14 x 10 mm (calibrated)
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0.67ct Natural Medium Orange Sapphire, Oval, VS, Photo A

0.67ct Natural Medium Orange Sapphire, Oval, VS

Sapphire

0.67ct1 pc
$ 100.10
6 x 4 mm (calibrated)
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0.47ct Natural Deep Green Tourmaline, Baguette, VVS, Photo A

0.47ct Natural Deep Green Tourmaline, Baguette, VVS

Tourmaline

0.47ct1 pc
$ 16.38
13.5 x 2 mm
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3.25ctw Natural Golden Citrine, Square, VS, Photo A

3.25ctw Natural Golden Citrine, Square, VS

Citrine

3.25ct total2 pcs
$ 22.58
7 x 7 mm (calibrated)
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6.23ctw Natural Swiss Blue Topaz, Heart, VVS-VS, Photo A

6.23ctw Natural Swiss Blue Topaz, Heart, VVS-VS

Topaz

6.23ct total2 pcs
$ 47.51
9 x 9 mm (calibrated)
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31.95ct Natural Light Blue Green Aquamarine, Oval, Transparent, Photo A
Aquamarine Product Video (658173)

31.95ct Natural Light Blue Green Aquamarine, Oval, Transparent

Aquamarine

31.95ct1 pc
$ 159.09
22.9 x 18.3 mm
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0.58ct Natural Intense Pink Sapphire, Round, VS, Photo A
Sapphire Product Video (627624)

0.58ct Natural Intense Pink Sapphire, Round, VS

Sapphire

0.58ct1 pc
$ 253.15
5 mm (calibrated)
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38.02ct Natural Multicolor Jasper, Fancy, Opaque, Photo A

38.02ct Natural Multicolor Jasper, Fancy, Opaque

Jasper

38.02ct1 pc
$ 18.33
29.4 x 23.9 mm
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8.52ct Natural Medium Green Jadeite, Oval, Translucent, Photo A

8.52ct Natural Medium Green Jadeite, Oval, Translucent

Jadeite

8.52ct1 pc
$ 28.00
16.8 x 12.6 mm
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1.60ctw Natural Deep Red Pyrope Garnet, Square, VS, Photo A

1.60ctw Natural Deep Red Pyrope Garnet, Square, VS

Pyrope Garnet

1.60ct total2 pcs
$ 12.27
5 x 5 mm (calibrated)
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30.33ct Natural Deep Green Maw-Sit-Sit, Baguette, Opaque, Photo A

30.33ct Natural Deep Green Maw-Sit-Sit, Baguette, Opaque

Maw-Sit-Sit

30.33ct1 pc
$ 99.69
18.3 x 16 mm
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3.45ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

3.45ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

3.45ct total4 pcs
$ 18.87
7 x 5 mm (calibrated)
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2.55ctw Natural Light Red Rubies, Oval, VS, Photo A

2.55ctw Natural Light Red Rubies, Oval, VS

Ruby

2.55ct total2 pcs
$ 76.19
7 x 5 mm (calibrated)
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37.10ct Natural Multicolor Jasper, Oval, Opaque, Photo A

37.10ct Natural Multicolor Jasper, Oval, Opaque

Jasper

37.10ct1 pc
$ 25.86
33.4 x 21.9 mm
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25.17ct Natural Multicolor Jasper, Pear Shape, Opaque, Photo A

25.17ct Natural Multicolor Jasper, Pear Shape, Opaque

Jasper

25.17ct1 pc
$ 27.58
28 x 23 mm
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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 -> 7 star ratings

Easy, quick.

Posted By Mich in June, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.

Posted By CLTCJH in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate
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