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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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26.36ctw Natural Multicolor Fossil Coral, Oval, Opaque, Photo A

26.36ctw Natural Multicolor Fossil Coral, Oval, Opaque

Fossil Coral

26.36ct total2 pcs
$ 30.03
19.9 x 14.2 mm
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7.44ct Natural Yellowish Green Agate, Oval, Translucent, Photo A

7.44ct Natural Yellowish Green Agate, Oval, Translucent

Agate

7.44ct1 pc
$ 6.52
13 x 11 mm (calibrated)
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3.96ct Natural Iris Violet Amethyst, Round, Transparent, Photo A

3.96ct Natural Iris Violet Amethyst, Round, Transparent

Amethyst

3.96ct1 pc
$ 27.61
10.4 mm
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0.46ctw Natural Navy Blue Kyanite, Round, VS, Photo A

0.46ctw Natural Navy Blue Kyanite, Round, VS

Kyanite

0.46ct total2 pcs
$ 11.45
3.5 mm (calibrated)
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7.92ctw Natural White Zircon, Oval, VVS-VS, Photo A

7.92ctw Natural White Zircon, Oval, VVS-VS

Zircon

7.92ct total10 pcs
$ 48.25
6 x 4 mm (calibrated)
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16.21ctw Natural Schorl Tourmaline, Oval, Opaque, Photo A

16.21ctw Natural Schorl Tourmaline, Oval, Opaque

Tourmaline

16.21ct total2 pcs
$ 67.27
14 x 12 mm (calibrated)
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0.52ct Natural Golden Sapphire, Pear Shape, VVS, Photo A

0.52ct Natural Golden Sapphire, Pear Shape, VVS

Sapphire

0.52ct1 pc
$ 29.47
6 x 4.2 mm
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1.39ct Natural Medium Light-Green Tourmaline, Oval, Transparent, Photo A

1.39ct Natural Medium Light-Green Tourmaline, Oval, Transparent

Tourmaline

1.39ct1 pc
$ 23.82
8 x 6 mm (calibrated)
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0.60ct Natural Orange-Gold Sapphire, Oval, VVS, Photo A

0.60ct Natural Orange-Gold Sapphire, Oval, VVS

Sapphire

0.60ct1 pc
$ 31.81
5.7 x 4 mm
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5.96ct Natural Golden-Brown Citrine, Briolette, VVS-VS, Photo A

5.96ct Natural Golden-Brown Citrine, Briolette, VVS-VS

Citrine

5.96ct1 pc
$ 33.37
14.1 x 8.4 mm
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0.40ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent, Photo A

0.40ct Natural Bluish White Rainbow Moonstone, Baguette, Transparent

Rainbow Moonstone

0.40ct1 pc
$ 13.94
6 x 4 mm (calibrated)
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1.12ct Natural Deep Purple Rhodolite Garnet, Pear Shape, VS, Photo A

1.12ct Natural Deep Purple Rhodolite Garnet, Pear Shape, VS

Rhodolite Garnet

1.12ct1 pc
$ 29.75
7 x 5 mm (calibrated)
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3.66ct Natural Medium Gold Citrine, Square, VVS-VS, Photo A

3.66ct Natural Medium Gold Citrine, Square, VVS-VS

Citrine

3.66ct1 pc
$ 25.51
9 x 9 mm (calibrated)
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3.48ct Natural Multicolor Labradorite, Round, Translucent, Photo A

3.48ct Natural Multicolor Labradorite, Round, Translucent

Labradorite

3.48ct1 pc
$ 8.46
9 mm (calibrated)
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5.66ctw Natural Intense Violet Blue Tanzanite, Oval, Transparent, Photo A

5.66ctw Natural Intense Violet Blue Tanzanite, Oval, Transparent

Tanzanite

5.66ct total2 pcs
$ 48.99
10 x 8 mm (calibrated)
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0.30ct Natural Baby Blue Sapphire, Heart, VS, Photo A

0.30ct Natural Baby Blue Sapphire, Heart, VS

Sapphire

0.30ct1 pc
$ 23.90
4.2 x 4.2 mm
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0.71ctw Natural Violet Blue Tanzanite, Marquise, VVS-VS, Photo A

0.71ctw Natural Violet Blue Tanzanite, Marquise, VVS-VS

Tanzanite

0.71ct total2 pcs
$ 42.43
7 x 3.5 mm (calibrated)
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6.46ct Natural Multicolor Agate, Oval, Opaque, Photo A

6.46ct Natural Multicolor Agate, Oval, Opaque

Agate

6.46ct1 pc
$ 5.15
11.1 x 10.3 mm
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2.41ctw Natural Intense Violet Blue Tanzanite, Pear Shape, VS, Photo A

2.41ctw Natural Intense Violet Blue Tanzanite, Pear Shape, VS

Tanzanite

2.41ct total15 pcs
$ 92.42
4.7 x 3 mm
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63.36ct Natural Multicolor Moss Agate, Oval, Translucent, Photo A

63.36ct Natural Multicolor Moss Agate, Oval, Translucent

Moss Agate

63.36ct1 pc
$ 63.10
44.8 x 29 mm
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0.68ct Natural Golden Orange Citrine, Pear Shape, VVS, Photo A

0.68ct Natural Golden Orange Citrine, Pear Shape, VVS

Citrine

0.68ct1 pc
$ 3.39
7 x 5 mm (calibrated)
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31.30ct Natural Warm Brown Moonstone, Oval, Opaque, Photo A

31.30ct Natural Warm Brown Moonstone, Oval, Opaque

Moonstone

31.30ct1 pc
$ 68.58
22 x 16.1 mm
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1.12ct Natural Deep Blue Kyanite, Oval, SI, Photo A

1.12ct Natural Deep Blue Kyanite, Oval, SI

Kyanite

1.12ct1 pc
$ 27.89
7 x 5 mm (calibrated)
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2.06ct Natural Deep Orange Hessonite Garnet, Round, VS, Photo A

2.06ct Natural Deep Orange Hessonite Garnet, Round, VS

Hessonite Garnet

2.06ct1 pc
$ 45.14
7.5 mm (calibrated)
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3.62ct Natural Medium Green Agate, Fancy, Translucent, Photo A

3.62ct Natural Medium Green Agate, Fancy, Translucent

Agate

3.62ct1 pc
$ 6.23
17.6 x 9.2 mm
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69.86ct Natural Forest Green Moss Agate, Square, Opaque, Photo A

69.86ct Natural Forest Green Moss Agate, Square, Opaque

Moss Agate

69.86ct1 pc
$ 57.98
25.1 x 25 mm
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2.00ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI, Photo A

2.00ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI

Hessonite Garnet

2.00ct1 pc
$ 34.07
7 x 7 mm (calibrated)
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1.23ct Natural Baby Blue Kyanite, Oval, SI, Photo A

1.23ct Natural Baby Blue Kyanite, Oval, SI

Kyanite

1.23ct1 pc
$ 30.63
7 x 5 mm (calibrated)
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0.56ct Natural Light Yellow Grossularite Garnet, Round, VS-SI, Photo A

0.56ct Natural Light Yellow Grossularite Garnet, Round, VS-SI

Grossularite Garnet

0.56ct1 pc
$ 14.11
4.7 mm
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26.21ct Natural Light Yellow Quartz, Cushion, VVS-VS, Photo A

26.21ct Natural Light Yellow Quartz, Cushion, VVS-VS

Quartz

26.21ct1 pc
$ 57.43
19 x 19 mm (calibrated)
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66.68ct Natural Medium Violet Amethyst, Oval, VVS, Photo A
Amethyst Product Video (638842)

66.68ct Natural Medium Violet Amethyst, Oval, VVS

Amethyst

66.68ct1 pc
$ 464.89
30.3 x 24.5 mm
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0.78ct Natural Medium Orange Zircon, Oval, VVS, Photo A

0.78ct Natural Medium Orange Zircon, Oval, VVS

Zircon

0.78ct1 pc
$ 11.65
6 x 4 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

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
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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
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Overall Rating -> 10 star ratings

Took a chance on purchasing my gemstones from Gemselect and was impressed. 10/10

Posted By KT in September, 2025
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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
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Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate
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