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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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0.63ct Natural Apricot Orange Sapphire, Oval, VVS-VS, Photo A

0.63ct Natural Apricot Orange Sapphire, Oval, VVS-VS

Sapphire

0.63ct1 pc
$ 80.26
6.1 x 4.2 mm
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0.97ct Natural Lively Yellowish Green Peridot, Oval, VVS-VS, Photo A

0.97ct Natural Lively Yellowish Green Peridot, Oval, VVS-VS

Peridot

0.97ct1 pc
$ 8.15
7 x 5 mm (calibrated)
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15.67ct Natural Multicolor Ammolite, Trillion, Opaque, Photo A
Ammolite Product Video (452850)

15.67ct Natural Multicolor Ammolite, Trillion, Opaque

Ammolite

15.67ct1 pc
$ 206.84
22.4 x 16.2 mm
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0.34ctw Natural Fire Orange Sapphire, Marquise, VVS-VS, Photo A

0.34ctw Natural Fire Orange Sapphire, Marquise, VVS-VS

Sapphire

0.34ct total2 pcs
$ 28.07
5 x 2.5 mm (calibrated)
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3.75ctw Natural Gingerbread Brown Smoky Quartz, Round, VVS-VS, Photo A

3.75ctw Natural Gingerbread Brown Smoky Quartz, Round, VVS-VS

Smoky Quartz

3.75ct total2 pcs
$ 9.77
8 mm (calibrated)
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13.50ct Natural Deep Red Ruby, Oval, VS-SI, Photo A
Ruby Product Video (495296)

13.50ct Natural Deep Red Ruby, Oval, VS-SI

Ruby

13.50ct1 pc
$ 518.40
14.5 x 12.6 mm
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0.96ct Natural Dark Blue Kyanite, Oval, VS-SI, Photo A

0.96ct Natural Dark Blue Kyanite, Oval, VS-SI

Kyanite

0.96ct1 pc
$ 25.34
7 x 5 mm (calibrated)
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1.56ct Natural Multicolor Opal, Oval, Transparent, Photo A

1.56ct Natural Multicolor Opal, Oval, Transparent

Opal

1.56ct1 pc
$ 92.66
10 x 8 mm (calibrated)
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1.73ctw Natural Medium Green Demantoid Garnet, Oval, VS, Photo A

1.73ctw Natural Medium Green Demantoid Garnet, Oval, VS

Demantoid Garnet

1.73ct total5 pcs
$ 228.36
4.5 x 3.7 mm
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1.26ct Natural Medium Purple Spinel, Cushion, VVS-VS, Photo A

1.26ct Natural Medium Purple Spinel, Cushion, VVS-VS

Spinel

1.26ct1 pc
$ 114.44
6.7 x 5.6 mm
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0.22ct Natural Medium Dark-Red Ruby, Round, SI-I1, Photo A

0.22ct Natural Medium Dark-Red Ruby, Round, SI-I1

Ruby

0.22ct1 pc
$ 87.41
3.8 mm
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23.50ct Natural Pinkish Violet Amethyst, Octagon / Emerald Cut, VVS, Photo A

23.50ct Natural Pinkish Violet Amethyst, Octagon / Emerald Cut, VVS

Amethyst

23.50ct1 pc
$ 197.40
20 x 15 mm (calibrated)
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5.13ct Natural Swiss Blue Topaz, Flower Cut, Transparent, Photo A

5.13ct Natural Swiss Blue Topaz, Flower Cut, Transparent

Topaz

5.13ct1 pc
$ 40.63
14 x 9 mm (calibrated)
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1.86ct Natural Cognac Diamond, Cushion, SI, Photo A
Diamond Product Video (382047)

1.86ct Natural Cognac Diamond, Cushion, SI

Diamond

1.86ct1 pc
$ 4,187.41
6.6 x 6.5 mm
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0.07ct Natural Black Diamond, Round, Opaque, Photo A

0.07ct Natural Black Diamond, Round, Opaque

Diamond

0.07ct1 pc
$ 28.87
2.4 mm (calibrated)
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0.46ct Natural Cider Orange Sapphire, Heart, VS, Photo A

0.46ct Natural Cider Orange Sapphire, Heart, VS

Sapphire

0.46ct1 pc
$ 34.22
4.6 x 4.5 mm
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0.70ctw Natural Medium-Light Yellow Sapphire, Square, VS, Photo A

0.70ctw Natural Medium-Light Yellow Sapphire, Square, VS

Sapphire

0.70ct total2 pcs
$ 42.55
3.6 x 3.6 mm
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3.54ctw Natural Multicolor Andalusite, Round, VS, Photo A

3.54ctw Natural Multicolor Andalusite, Round, VS

Andalusite

3.54ct total30 pcs
$ 187.33
3 mm (calibrated)
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6.03ct Natural Light Yellow Quartz, Octagon / Emerald Cut, VS, Photo A

6.03ct Natural Light Yellow Quartz, Octagon / Emerald Cut, VS

Quartz

6.03ct1 pc
$ 39.80
12 x 12 mm (calibrated)
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0.76ct Natural Teal Sapphire, Cushion, VS, Photo A

0.76ct Natural Teal Sapphire, Cushion, VS

Sapphire

0.76ct1 pc
$ 145.92
4.8 x 4.8 mm
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7.87ct Natural Pinkish Violet Amethyst, Cushion, VVS-VS, Photo A

7.87ct Natural Pinkish Violet Amethyst, Cushion, VVS-VS

Amethyst

7.87ct1 pc
$ 56.66
18.2 x 9.1 mm
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0.83ct Natural Medium Green Peridot, Oval, VS, Photo A

0.83ct Natural Medium Green Peridot, Oval, VS

Peridot

0.83ct1 pc
$ 15.34
7 x 5 mm (calibrated)
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3.97ctw Natural White Zircon, Oval, VVS-VS, Photo A

3.97ctw Natural White Zircon, Oval, VVS-VS

Zircon

3.97ct total6 pcs
$ 28.73
6 x 4 mm (calibrated)
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0.19ctw Natural H Diamond, Round, VVS-VS, Photo A

0.19ctw Natural H Diamond, Round, VVS-VS

Diamond

0.19ct total2 pcs
$ 409.24
2.8 mm (calibrated)
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2.56ct Natural Intense Violet Blue Tanzanite, Oval, Transparent, Photo A

2.56ct Natural Intense Violet Blue Tanzanite, Oval, Transparent

Tanzanite

2.56ct1 pc
$ 26.70
9 x 7 mm (calibrated)
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4.16ct Natural Light Yellow Cat's Eye Opal, Oval, Translucent, Photo A

4.16ct Natural Light Yellow Cat's Eye Opal, Oval, Translucent

Cat's Eye Opal

4.16ct1 pc
$ 16.48
11.8 x 8.8 mm
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2.15ctw Natural White Zircon, Round, VS, Photo A

2.15ctw Natural White Zircon, Round, VS

Zircon

2.15ct total2 pcs
$ 40.92
6 mm (calibrated)
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6.65ct Natural Yellowish Green Prehnite, Fancy, Translucent, Photo A

6.65ct Natural Yellowish Green Prehnite, Fancy, Translucent

Prehnite

6.65ct1 pc
$ 13.18
15.5 x 11 mm
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1.40ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

1.40ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

1.40ct1 pc
$ 79.46
11.1 x 8 mm
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0.36ct Natural Deep Red Ruby, Round, SI, Photo A

0.36ct Natural Deep Red Ruby, Round, SI

Ruby

0.36ct1 pc
$ 120.96
3.8 mm
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3.68ctw Natural Swiss Blue Topaz, Pear Shape, VS, Photo A

3.68ctw Natural Swiss Blue Topaz, Pear Shape, VS

Topaz

3.68ct total6 pcs
$ 34.01
6.3 x 4.3 mm
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3.65ct Natural Light Pink Strawberry Quartz, Oval, Transparent, Photo A

3.65ct Natural Light Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

3.65ct1 pc
$ 32.98
11 x 9 mm (calibrated)
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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

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
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Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 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
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Overall Rating -> 9 star ratings

I think therea's no problem

Posted By Napoleon in August, 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
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