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Home › Gemstones › Gemstones By Shape › Cabochon Gemstones

Natural Cabochon Gemstones

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

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1.56ctw Natural Medium Orange Sapphire, Round, VS, Photo A

1.56ctw Natural Medium Orange Sapphire, Round, VS

Sapphire

1.56ct total2 pcs
$ 85.74
5 mm (calibrated)
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1.89ctw Natural Sky Blue Topaz, Fancy, VS, Photo A

1.89ctw Natural Sky Blue Topaz, Fancy, VS

Topaz

1.89ct total2 pcs
$ 10.36
7 x 5 mm (calibrated)
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4.08ctw Natural White Zircon, Round, VVS-VS, Photo A

4.08ctw Natural White Zircon, Round, VVS-VS

Zircon

4.08ct total2 pcs
$ 110.14
7.5 mm (calibrated)
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15.41ct Natural Light Yellow Quartz, Oval, VS, Photo A

15.41ct Natural Light Yellow Quartz, Oval, VS

Quartz

15.41ct1 pc
$ 33.76
20 x 15 mm (calibrated)
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4.20ctw Natural Deep Golden Orange Citrine, Oval, VVS-VS, Photo A

4.20ctw Natural Deep Golden Orange Citrine, Oval, VVS-VS

Citrine

4.20ct total2 pcs
$ 23.01
10 x 8 mm (calibrated)
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2.32ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

2.32ct Natural Deep Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

2.32ct1 pc
$ 63.54
23.4 x 3.7 mm
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0.38ct Natural Pink Sapphire, Oval, VS, Photo A

0.38ct Natural Pink Sapphire, Oval, VS

Sapphire

0.38ct1 pc
$ 35.84
6 x 4 mm (calibrated)
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1.37ctw Natural Clear White Sapphire, Round, VVS-VS, Photo A

1.37ctw Natural Clear White Sapphire, Round, VVS-VS

Sapphire

1.37ct total4 pcs
$ 180.96
4.2 mm
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3.15ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

3.15ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

3.15ct total2 pcs
$ 31.16
12 x 6 mm
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13.24ct Natural Light Yellow Quartz, Octagon / Emerald Cut, VVS, Photo A

13.24ct Natural Light Yellow Quartz, Octagon / Emerald Cut, VVS

Quartz

13.24ct1 pc
$ 58.17
16 x 16 mm (calibrated)
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2.89ctw Natural Dark Orange-Gold Sapphire, Oval, VS, Photo A

2.89ctw Natural Dark Orange-Gold Sapphire, Oval, VS

Sapphire

2.89ct total4 pcs
$ 159.04
5.9 x 4.9 mm
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7.96ct Natural Deep Purplish Violet Amethyst, Cushion, VVS, Photo A

7.96ct Natural Deep Purplish Violet Amethyst, Cushion, VVS

Amethyst

7.96ct1 pc
$ 55.49
15.3 x 12.1 mm
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0.73ct Natural Medium Pink Sapphire, Fancy, VS, Photo A

0.73ct Natural Medium Pink Sapphire, Fancy, VS

Sapphire

0.73ct1 pc
$ 81.33
7.5 x 5.5 mm
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0.47ct Natural Apricot Orange Citrine, Marquise, VVS-VS, Photo A

0.47ct Natural Apricot Orange Citrine, Marquise, VVS-VS

Citrine

0.47ct1 pc
$ 3.28
8 x 4 mm (calibrated)
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5.27ct Natural Light Grayish Pink-Violet Amethyst, Pear Shape, Transparent, Photo A

5.27ct Natural Light Grayish Pink-Violet Amethyst, Pear Shape, Transparent

Amethyst

5.27ct1 pc
$ 31.49
14.3 x 11.1 mm
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0.05ct Natural Green Diamond, Round, VS-SI, Photo A

0.05ct Natural Green Diamond, Round, VS-SI

Diamond

0.05ct1 pc
$ 55.89
2.3 mm (calibrated)
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7.89ct Natural Multicolor Opal Triplet, Fancy, Opaque, Photo A

7.89ct Natural Multicolor Opal Triplet, Fancy, Opaque

Opal Triplet

7.89ct1 pc
$ 196.46
25.4 x 10.2 mm
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1.55ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.55ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.55ct total2 pcs
$ 8.50
7 x 5 mm (calibrated)
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1.49ctw Natural Golden Sapphire, Oval, VS, Photo A

1.49ctw Natural Golden Sapphire, Oval, VS

Sapphire

1.49ct total2 pcs
$ 81.12
5.9 x 5 mm
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6.84ct Natural Multicolor Labradorite, Pear Shape, Translucent, Photo A

6.84ct Natural Multicolor Labradorite, Pear Shape, Translucent

Labradorite

6.84ct1 pc
$ 15.12
14 x 10 mm (calibrated)
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0.97ct Natural Light Pink Morganite, Pear Shape, VS, Photo A

0.97ct Natural Light Pink Morganite, Pear Shape, VS

Morganite

0.97ct1 pc
$ 74.39
9 x 5.2 mm
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33.05ct Natural Multicolor Pietersite, Oval, Opaque, Photo A

33.05ct Natural Multicolor Pietersite, Oval, Opaque

Pietersite

33.05ct1 pc
$ 108.63
30 x 22 mm (calibrated)
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0.91ct Natural Multicolor Chocolate Opal, Oval, Translucent, Photo A

0.91ct Natural Multicolor Chocolate Opal, Oval, Translucent

Chocolate Opal

0.91ct1 pc
$ 29.91
9 x 6 mm (calibrated)
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0.70ct Natural Golden-Brown Color-Change Garnet, Octagon / Emerald Cut, VVS-VS, Photo A

0.70ct Natural Golden-Brown Color-Change Garnet, Octagon / Emerald Cut, VVS-VS

Color-Change Garnet

0.70ct1 pc
$ 72.48
7 x 3.8 mm
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9.44ct Natural Grayish Green Jadeite, Oval, Translucent, Photo A

9.44ct Natural Grayish Green Jadeite, Oval, Translucent

Jadeite

9.44ct1 pc
$ 31.03
18.3 x 14.8 mm
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0.63ctw Natural Medium Orange Sapphire, Baguette, VS, Photo A

0.63ctw Natural Medium Orange Sapphire, Baguette, VS

Sapphire

0.63ct total2 pcs
$ 24.16
5 x 3 mm (calibrated)
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20.38ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque, Photo A

20.38ct Natural Black with Gold Sheen Obsidian, Pear Shape, Opaque

Obsidian

20.38ct1 pc
$ 12.69
29.6 x 19.6 mm
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3.62ct Natural Multicolor Opal Triplet, Fancy, Opaque, Photo A

3.62ct Natural Multicolor Opal Triplet, Fancy, Opaque

Opal Triplet

3.62ct1 pc
$ 90.14
17.3 x 8.4 mm
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2.81ctw Natural Clear White Topaz, Cushion, VVS-VS, Photo A

2.81ctw Natural Clear White Topaz, Cushion, VVS-VS

Topaz

2.81ct total6 pcs
$ 15.40
4.6 x 4.5 mm
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5.65ct Natural Medium-Light Yellow Quartz, Trillion, Transparent, Photo A

5.65ct Natural Medium-Light Yellow Quartz, Trillion, Transparent

Quartz

5.65ct1 pc
$ 18.58
13 x 13 mm (calibrated)
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0.64ct Natural Warm Apricot Orange Fire Opal, Oval, Translucent, Photo A

0.64ct Natural Warm Apricot Orange Fire Opal, Oval, Translucent

Fire Opal

0.64ct1 pc
$ 17.53
8 x 6 mm (calibrated)
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13.20ctw Natural Violet Blue Chalcedony, Round, Translucent, Photo A

13.20ctw Natural Violet Blue Chalcedony, Round, Translucent

Chalcedony

13.20ct total2 pcs
$ 13.15
13 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 -> 8 star ratings

Site worked well and helped me find a rock that matched what I was looking for. Well within budget and I trust it will show up, so that's definitely positive. Not much else to it. Satisfied.

Posted By Big Ricky in May, 2026
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Overall Rating -> 9 star ratings

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

Posted By Emm in January, 2026
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Overall Rating -> 10 star ratings

Great! Affordable

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Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 2025
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Overall Rating -> 10 star ratings

Good selection prices are reasonable!

Posted By ToRa62 in April, 2026
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Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate
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