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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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0.50ct Natural Fern Green Emerald, Oval, Translucent, Photo A

0.50ct Natural Fern Green Emerald, Oval, Translucent

Emerald

0.50ct1 pc
$ 39.84
5.4 x 4.2 mm
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7.29ct Natural Deep Violet Amethyst, Pear Shape, VVS-VS, Photo A

7.29ct Natural Deep Violet Amethyst, Pear Shape, VVS-VS

Amethyst

7.29ct1 pc
$ 55.91
16 x 12 mm (calibrated)
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5.18ct Natural Warm Brown Tiger's Eye, Oval, Opaque, Photo A

5.18ct Natural Warm Brown Tiger's Eye, Oval, Opaque

Tiger's Eye

5.18ct1 pc
$ 3.05
14.2 x 10.4 mm
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2.28ct Natural Medium Purple Rhodolite Garnet, Oval, VS, Photo A

2.28ct Natural Medium Purple Rhodolite Garnet, Oval, VS

Rhodolite Garnet

2.28ct1 pc
$ 90.84
8.4 x 6.3 mm
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5.11ctw Natural Multicolor Labradorite, Round, Translucent, Photo A

5.11ctw Natural Multicolor Labradorite, Round, Translucent

Labradorite

5.11ct total2 pcs
$ 12.42
8 mm (calibrated)
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3.09ctw Natural Navy Blue Star Sapphire, Oval, Opaque, Photo A

3.09ctw Natural Navy Blue Star Sapphire, Oval, Opaque

Star Sapphire

3.09ct total2 pcs
$ 70.78
7.2 x 5.4 mm
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2.05ct Natural Reddish Orange Zircon, Pear Shape, VVS, Photo A

2.05ct Natural Reddish Orange Zircon, Pear Shape, VVS

Zircon

2.05ct1 pc
$ 56.16
7.5 x 7.5 mm
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4.19ct Natural Light Yellow Quartz, Fancy, Transparent, Photo A

4.19ct Natural Light Yellow Quartz, Fancy, Transparent

Quartz

4.19ct1 pc
$ 13.78
12.9 x 9.5 mm
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1.14ctw Natural Medium-Light Brown Moonstone, Round, Translucent, Photo A

1.14ctw Natural Medium-Light Brown Moonstone, Round, Translucent

Moonstone

1.14ct total2 pcs
$ 6.24
5 mm (calibrated)
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1.55ct Natural Medium Green Emerald, Oval, SI-I1, Photo A
Emerald Product Video (342010)

1.55ct Natural Medium Green Emerald, Oval, SI-I1

Emerald

1.55ct1 pc
$ 1,543.79
8.5 x 6.5 mm
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4.64ctw Natural White Topaz, Cushion, VVS-VS, Photo A

4.64ctw Natural White Topaz, Cushion, VVS-VS

Topaz

4.64ct total10 pcs
$ 25.41
4.6 x 4.5 mm
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0.98ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

0.98ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

0.98ct1 pc
$ 48.80
11.9 x 3.2 mm
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13.56ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A
Ammolite Product Video (634246)

13.56ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

13.56ct1 pc
$ 135.06
21.5 x 13.8 mm
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1.30ct Natural Cantaloupe Orange Moonstone, Round, Translucent, Photo A

1.30ct Natural Cantaloupe Orange Moonstone, Round, Translucent

Moonstone

1.30ct1 pc
$ 2.60
6.5 mm (calibrated)
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8.42ct Natural Multicolor Fire Agate, Fancy, Opaque, Photo A

8.42ct Natural Multicolor Fire Agate, Fancy, Opaque

Fire Agate

8.42ct1 pc
$ 50.74
17.5 x 11.7 mm
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1.04ct Natural Medium Red Ruby, Oval, VS, Photo A

1.04ct Natural Medium Red Ruby, Oval, VS

Ruby

1.04ct1 pc
$ 103.58
7 x 5 mm (calibrated)
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0.87ct Natural Medium Light Orange-Gold Citrine, Oval, Transparent, Photo A

0.87ct Natural Medium Light Orange-Gold Citrine, Oval, Transparent

Citrine

0.87ct1 pc
$ 6.07
10 x 4.1 mm
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2.34ct Natural Light Pink Rose Quartz, Flower Cut, Transparent, Photo A

2.34ct Natural Light Pink Rose Quartz, Flower Cut, Transparent

Rose Quartz

2.34ct1 pc
$ 5.98
13 x 9 mm (calibrated)
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15.81ct Natural Forest Green Bloodstone, Oval, Opaque, Photo A

15.81ct Natural Forest Green Bloodstone, Oval, Opaque

Bloodstone

15.81ct1 pc
$ 31.49
16 x 12 mm (calibrated)
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2.33ct Natural Pine Green Agate, Oval, Translucent, Photo A

2.33ct Natural Pine Green Agate, Oval, Translucent

Agate

2.33ct1 pc
$ 3.83
9.4 x 7.4 mm
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2.70ct Natural Earthy Pink Strawberry Quartz, Oval, Transparent, Photo A

2.70ct Natural Earthy Pink Strawberry Quartz, Oval, Transparent

Strawberry Quartz

2.70ct1 pc
$ 20.06
10 x 8 mm (calibrated)
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1.33ctw Natural Yellowish Orange Hessonite Garnet, Square, VS, Photo A

1.33ctw Natural Yellowish Orange Hessonite Garnet, Square, VS

Hessonite Garnet

1.33ct total5 pcs
$ 28.29
3.4 x 3.4 mm
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1.71ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

1.71ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

1.71ct total2 pcs
$ 9.37
7 x 5 mm (calibrated)
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2.63ct Natural Peach-Golden Andesine Labradorite, Oval, Transparent, Photo A
Andesine Labradorite Product Video (376140)

2.63ct Natural Peach-Golden Andesine Labradorite, Oval, Transparent

Andesine Labradorite

2.63ct1 pc
$ 52.39
10 x 8 mm (calibrated)
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12.58ctw Natural Multicolor Pietersite, Oval, Opaque, Photo A

12.58ctw Natural Multicolor Pietersite, Oval, Opaque

Pietersite

12.58ct total2 pcs
$ 20.88
19 x 12.2 mm
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33.76ct Natural Multicolor Jasper, Oval, Opaque, Photo A

33.76ct Natural Multicolor Jasper, Oval, Opaque

Jasper

33.76ct1 pc
$ 22.92
30 x 22 mm (calibrated)
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1.49ct Natural Deep Orange Hessonite Garnet, Octagon / Emerald Cut, VS, Photo A

1.49ct Natural Deep Orange Hessonite Garnet, Octagon / Emerald Cut, VS

Hessonite Garnet

1.49ct1 pc
$ 29.38
6 x 6 mm (calibrated)
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1.71ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

1.71ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

1.71ct1 pc
$ 46.85
14.8 x 3.8 mm
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8.97ct Natural Multicolor Agate, Sphere / Ball, Opaque, Photo A
Agate Product Video (701050)

8.97ct Natural Multicolor Agate, Sphere / Ball, Opaque

Agate

8.97ct1 pc
$ 7.15
11 mm (calibrated)
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1.77ct Natural Green Tourmaline, Octagon / Emerald Cut, VS, Photo A

1.77ct Natural Green Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

1.77ct1 pc
$ 37.78
15.5 x 3.8 mm
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29.54ct Natural Medium Gray Hematite, Marquise, Opaque, Photo A

29.54ct Natural Medium Gray Hematite, Marquise, Opaque

Hematite

29.54ct1 pc
$ 28.80
29.9 x 13.5 mm
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3.93ct Natural Forest Green Agate, Flower Cut, Translucent, Photo A

3.93ct Natural Forest Green Agate, Flower Cut, Translucent

Agate

3.93ct1 pc
$ 10.77
17.7 x 9.1 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 -> 10 star ratings

Wonderful purchase, can't wait to see the stone.

Posted By Tim in January, 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.

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Filters need to be improved but rest of website is great

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Ita's a pretty good and simple way to find gems that youa're looking for amazing selection

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