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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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4.40ct Natural Medium Light Purplish-Violet Amethyst, Pear Shape, Transparent, Photo A

4.40ct Natural Medium Light Purplish-Violet Amethyst, Pear Shape, Transparent

Amethyst

4.40ct1 pc
$ 26.29
14 x 9 mm (calibrated)
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0.86ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS, Photo A

0.86ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS

Pyrope Garnet

0.86ct total2 pcs
$ 6.59
4 x 4 mm (calibrated)
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1.56ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

1.56ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

1.56ct1 pc
$ 68.37
12 x 8 mm (calibrated)
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0.89ctw Natural Sangria Red Pyrope Garnet, Square, VS, Photo A

0.89ctw Natural Sangria Red Pyrope Garnet, Square, VS

Pyrope Garnet

0.89ct total2 pcs
$ 6.82
4 x 4 mm (calibrated)
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3.73ct Natural Medium Green Agate, Oval, Translucent, Photo A

3.73ct Natural Medium Green Agate, Oval, Translucent

Agate

3.73ct1 pc
$ 4.04
9.8 x 8.3 mm
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1.10ct Natural Dark Blue Kyanite, Oval, VS-SI, Photo A

1.10ct Natural Dark Blue Kyanite, Oval, VS-SI

Kyanite

1.10ct1 pc
$ 24.10
7.1 x 5.2 mm
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2.68ctw Natural Scarlet Red Pyrope Garnet, Square, VS, Photo A

2.68ctw Natural Scarlet Red Pyrope Garnet, Square, VS

Pyrope Garnet

2.68ct total6 pcs
$ 20.56
4 x 4 mm (calibrated)
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49.22ct Natural Brown Tiger's Eye Matrix, Fancy, Opaque, Photo A
Tiger's Eye Matrix Product Video (322581)

49.22ct Natural Brown Tiger's Eye Matrix, Fancy, Opaque

Tiger's Eye Matrix

49.22ct1 pc
$ 49.02
30.5 x 20.6 mm
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47.54ct Natural Multicolor Jasper, Fancy, Opaque, Photo A

47.54ct Natural Multicolor Jasper, Fancy, Opaque

Jasper

47.54ct1 pc
$ 22.92
29.3 x 23.6 mm
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1.28ct Natural Light Yellow Sapphire, Baguette, VVS-VS, Photo A
Sapphire Product Video (745631)

1.28ct Natural Light Yellow Sapphire, Baguette, VVS-VS

Sapphire

1.28ct1 pc
$ 265.60
5.7 x 5.1 mm
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1.21ct Natural Medium Light Orange-Gold Citrine, Octagon / Emerald Cut, VVS, Photo A

1.21ct Natural Medium Light Orange-Gold Citrine, Octagon / Emerald Cut, VVS

Citrine

1.21ct1 pc
$ 8.43
8 x 6 mm (calibrated)
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1.53ct Natural Medium Violet Amethyst, Marquise, VS, Photo A

1.53ct Natural Medium Violet Amethyst, Marquise, VS

Amethyst

1.53ct1 pc
$ 10.06
11.8 x 6 mm
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3.82ct Natural Medium Violet Amethyst, Pear Shape, VS, Photo A

3.82ct Natural Medium Violet Amethyst, Pear Shape, VS

Amethyst

3.82ct1 pc
$ 29.29
13 x 9 mm (calibrated)
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5.69ctw Natural Light Blue Tanzanite, Oval, Transparent, Photo A

5.69ctw Natural Light Blue Tanzanite, Oval, Transparent

Tanzanite

5.69ct total2 pcs
$ 49.25
10 x 8 mm (calibrated)
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3.66ct Natural Iris Violet Amethyst, Pear Shape, VVS-VS, Photo A

3.66ct Natural Iris Violet Amethyst, Pear Shape, VVS-VS

Amethyst

3.66ct1 pc
$ 28.07
13 x 9 mm (calibrated)
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6.87ctw Natural Swiss Blue Topaz, Marquise, VVS-VS, Photo A

6.87ctw Natural Swiss Blue Topaz, Marquise, VVS-VS

Topaz

6.87ct total2 pcs
$ 52.69
14.8 x 6.9 mm
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2.78ct Natural Deep Pink Tourmaline, Octagon / Emerald Cut, SI, Photo A

2.78ct Natural Deep Pink Tourmaline, Octagon / Emerald Cut, SI

Tourmaline

2.78ct1 pc
$ 191.05
7 x 7 mm (calibrated)
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0.74ct Natural Multicolor Opal, Cushion, Opaque, Photo A

0.74ct Natural Multicolor Opal, Cushion, Opaque

Opal

0.74ct1 pc
$ 24.32
8.7 x 4.8 mm
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0.45ct Natural Dark Green Kornerupine, Octagon / Emerald Cut, VS, Photo A

0.45ct Natural Dark Green Kornerupine, Octagon / Emerald Cut, VS

Kornerupine

0.45ct1 pc
$ 17.26
5.3 x 3.7 mm
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23.11ct Natural Dark Green Serpentine, Oval, Translucent, Photo A

23.11ct Natural Dark Green Serpentine, Oval, Translucent

Serpentine

23.11ct1 pc
$ 49.49
30 x 18.1 mm
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3.44ctw Natural Medium Golden Citrine, Octagon / Emerald Cut, VS, Photo A

3.44ctw Natural Medium Golden Citrine, Octagon / Emerald Cut, VS

Citrine

3.44ct total2 pcs
$ 26.39
8 x 6 mm (calibrated)
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4.43ct Natural Hickory Brown Smoky Quartz, Round, VVS-VS, Photo A

4.43ct Natural Hickory Brown Smoky Quartz, Round, VVS-VS

Smoky Quartz

4.43ct1 pc
$ 7.29
12 mm (calibrated)
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0.32ctw Natural Bluish Green Sapphire, Square, VS, Photo A

0.32ctw Natural Bluish Green Sapphire, Square, VS

Sapphire

0.32ct total2 pcs
$ 44.62
3 x 3 mm (calibrated)
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3.29ct Natural Golden Citrine, Flower Cut, Transparent, Photo A

3.29ct Natural Golden Citrine, Flower Cut, Transparent

Citrine

3.29ct1 pc
$ 25.23
10 x 10 mm (calibrated)
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4.78ctw Natural Lively Green Tsavorite Garnet, Round, VS, Photo A
Tsavorite Garnet Product Video (451554)

4.78ctw Natural Lively Green Tsavorite Garnet, Round, VS

Tsavorite Garnet

4.78ct total100 pcs
$ 190.44
2.2 mm (calibrated)
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2.07ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI, Photo A

2.07ct Natural Reddish Orange Hessonite Garnet, Cushion, VS-SI

Hessonite Garnet

2.07ct1 pc
$ 38.83
7 x 7 mm (calibrated)
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3.27ctw Natural Golden Orange Citrine, Octagon / Emerald Cut, VS, Photo A

3.27ctw Natural Golden Orange Citrine, Octagon / Emerald Cut, VS

Citrine

3.27ct total2 pcs
$ 26.05
8 x 6 mm (calibrated)
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1.43ctw Natural Intense Blue Tanzanite, Pear Shape, VS, Photo A

1.43ctw Natural Intense Blue Tanzanite, Pear Shape, VS

Tanzanite

1.43ct total6 pcs
$ 54.84
5 x 3 mm (calibrated)
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21.12ct Natural Medium Grey Hematite, Baguette, Opaque, Photo A

21.12ct Natural Medium Grey Hematite, Baguette, Opaque

Hematite

21.12ct1 pc
$ 13.89
18 x 13 mm (calibrated)
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56.13ct Natural Shamrock Green Uvarovite Garnet Drusy, Fancy, Opaque, Photo A

56.13ct Natural Shamrock Green Uvarovite Garnet Drusy, Fancy, Opaque

Uvarovite Garnet Drusy

56.13ct1 pc
$ 83.86
48.1 x 25.3 mm
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24.60ct Natural Light Green Amazonite, Fancy, Opaque, Photo A

24.60ct Natural Light Green Amazonite, Fancy, Opaque

Amazonite

24.60ct1 pc
$ 4.90
38.7 x 9.4 mm
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3.79ctw Natural Swiss Blue Topaz, Fancy, VVS-VS, Photo A

3.79ctw Natural Swiss Blue Topaz, Fancy, VVS-VS

Topaz

3.79ct total4 pcs
$ 24.91
7 x 5 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 -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Web site is very simple to navigate Selection is terrific

Posted By ToRa.62 in April, 2026
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I do enjoy this website and the wide selection. I would like to see more untreated stones. I also wasn't able to see my past order when I logged in.

Posted By Great selection, ok website in July, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very pleasant

Posted By Varun in June, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Although the stones are smaller than I thought, I really don't think in millimeters, they are perfect. I plan to put one into a ring and the other into a necklace. Ordering was easy, contact kept me aware of how shipping was going, and delivery was sooner than expected. The quality of stones I have ordered in the past and this recent order is outstanding and stones I will be proud to wear.

Posted By Ktreva52 in June, 2026
Source: Bizrate
Enlarged Gemstone Image