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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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1.48ct Natural Deep Orange Sphalerite, Oval, SI-I1, Photo A
Sphalerite Product Video (691084)

1.48ct Natural Deep Orange Sphalerite, Oval, SI-I1

Sphalerite

1.48ct1 pc
$ 88.80
8 x 6 mm (calibrated)
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1.36ctw Natural White Zircon, Round, VS, Photo A

1.36ctw Natural White Zircon, Round, VS

Zircon

1.36ct total2 pcs
$ 43.08
5 mm (calibrated)
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0.46ct Natural Dark Golden Sapphire, Heart, VVS-VS, Photo A

0.46ct Natural Dark Golden Sapphire, Heart, VVS-VS

Sapphire

0.46ct1 pc
$ 34.22
4.6 x 4.6 mm
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3.28ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS, Photo A

3.28ctw Natural Sky Blue Topaz, Pear Shape, VVS-VS

Topaz

3.28ct total4 pcs
$ 30.31
7 x 5 mm (calibrated)
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4.17ct Natural Colorless Morganite, Oval, Transparent, Photo A

4.17ct Natural Colorless Morganite, Oval, Transparent

Morganite

4.17ct1 pc
$ 57.73
14.3 x 10.4 mm
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5.05ct Natural Golden Citrine, Briolette, VVS-VS, Photo A

5.05ct Natural Golden Citrine, Briolette, VVS-VS

Citrine

5.05ct1 pc
$ 34.07
13.4 x 8.2 mm
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1.97ct Natural Medium Violet Amethyst, Heart, VVS, Photo A

1.97ct Natural Medium Violet Amethyst, Heart, VVS

Amethyst

1.97ct1 pc
$ 16.55
8 x 8 mm (calibrated)
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0.80ctw Natural Light Forest Green Sapphire, Oval, VS, Photo A

0.80ctw Natural Light Forest Green Sapphire, Oval, VS

Sapphire

0.80ct total2 pcs
$ 71.26
5 x 4 mm (calibrated)
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0.25ctw Natural I Diamond, Round, VVS-VS, Photo A
Diamond Product Video (565079)

0.25ctw Natural I Diamond, Round, VVS-VS

Diamond

0.25ct total2 pcs
$ 456.04
3 mm (calibrated)
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3.64ct Natural Light Brown Cat's Eye Apatite, Oval, Translucent, Photo A

3.64ct Natural Light Brown Cat's Eye Apatite, Oval, Translucent

Cat's Eye Apatite

3.64ct1 pc
$ 48.05
10.6 x 7.9 mm
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25.76ctw Natural Multicolor Fossil Coral, Fancy, Opaque, Photo A

25.76ctw Natural Multicolor Fossil Coral, Fancy, Opaque

Fossil Coral

25.76ct total2 pcs
$ 34.01
19.3 x 13 mm
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0.77ct Natural Lime Green Sphene, Oval, Transparent, Photo A

0.77ct Natural Lime Green Sphene, Oval, Transparent

Sphene

0.77ct1 pc
$ 4.62
6.1 x 4.7 mm
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1.38ct Natural Yellowish Orange Hessonite Garnet, Octagon / Emerald Cut, VVS-VS, Photo A

1.38ct Natural Yellowish Orange Hessonite Garnet, Octagon / Emerald Cut, VVS-VS

Hessonite Garnet

1.38ct1 pc
$ 33.12
7 x 5 mm (calibrated)
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0.62ct Natural London Blue Topaz, Oval, VVS-VS, Photo A

0.62ct Natural London Blue Topaz, Oval, VVS-VS

Topaz

0.62ct1 pc
$ 4.34
6 x 4 mm (calibrated)
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13.83ct Natural Warm Green Opal, Oval, Opaque, Photo A

13.83ct Natural Warm Green Opal, Oval, Opaque

Opal

13.83ct1 pc
$ 35.68
18 x 13.8 mm
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6.98ctw Natural Swiss Blue Topaz, Oval, VVS-VS, Photo A

6.98ctw Natural Swiss Blue Topaz, Oval, VVS-VS

Topaz

6.98ct total2 pcs
$ 53.28
10 x 8 mm (calibrated)
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2.30ctw Natural Earthy Pink Strawberry Quartz, Oval, Translucent, Photo A

2.30ctw Natural Earthy Pink Strawberry Quartz, Oval, Translucent

Strawberry Quartz

2.30ct total2 pcs
$ 14.11
8 x 6 mm (calibrated)
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15.32ct Natural Sea Foam Blue Larimar, Oval, Opaque, Photo A
Larimar Product Video (673666)

15.32ct Natural Sea Foam Blue Larimar, Oval, Opaque

Larimar

15.32ct1 pc
$ 220.40
20 x 15 mm (calibrated)
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3.45ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS-VS, Photo A

3.45ct Natural Medium Gold Citrine, Octagon / Emerald Cut, VVS-VS

Citrine

3.45ct1 pc
$ 28.98
12 x 8 mm (calibrated)
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1.08ct Natural Deep Azure Blue Kyanite, Round, VS-SI, Photo A

1.08ct Natural Deep Azure Blue Kyanite, Round, VS-SI

Kyanite

1.08ct1 pc
$ 27.08
6 mm (calibrated)
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10.38ct Natural Multicolor Agate, Oval, Opaque, Photo A

10.38ct Natural Multicolor Agate, Oval, Opaque

Agate

10.38ct1 pc
$ 21.18
15 x 12 mm
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1.65ct Natural Medium Gold Citrine, Round, VVS, Photo A

1.65ct Natural Medium Gold Citrine, Round, VVS

Citrine

1.65ct1 pc
$ 15.84
8 mm (calibrated)
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11.61ct Natural Multicolor Agate, Oval, Opaque, Photo A

11.61ct Natural Multicolor Agate, Oval, Opaque

Agate

11.61ct1 pc
$ 23.69
15.1 x 12.7 mm
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0.50ct Natural Medium Yellow Citrine, Cushion, VS, Photo A

0.50ct Natural Medium Yellow Citrine, Cushion, VS

Citrine

0.50ct1 pc
$ 4.50
5 x 5 mm (calibrated)
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1.47ct Natural Multicolor Opal, Oval, Translucent, Photo A

1.47ct Natural Multicolor Opal, Oval, Translucent

Opal

1.47ct1 pc
$ 55.70
9 x 7 mm (calibrated)
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4.46ct Natural Clear with Brown Rutile Quartz, Round, Transparent, Photo A

4.46ct Natural Clear with Brown Rutile Quartz, Round, Transparent

Rutile Quartz

4.46ct1 pc
$ 13.48
11 mm (calibrated)
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14.74ct Natural Dark Blue Color-Change Fluorite, Round, VS, Photo A
Color-Change Fluorite Product Video (413701)

14.74ct Natural Dark Blue Color-Change Fluorite, Round, VS

Color-Change Fluorite

14.74ct1 pc
$ 486.42
15 mm (calibrated)
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3.67ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS, Photo A

3.67ctw Natural Deep Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

3.67ct total2 pcs
$ 48.59
12.1 x 6.1 mm
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2.87ct Natural Pinkish Violet Amethyst, Trillion, VVS, Photo A

2.87ct Natural Pinkish Violet Amethyst, Trillion, VVS

Amethyst

2.87ct1 pc
$ 24.11
10 x 10 mm (calibrated)
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1.82ctw Natural Warm Green Demantoid Garnet, Oval, VS, Photo A

1.82ctw Natural Warm Green Demantoid Garnet, Oval, VS

Demantoid Garnet

1.82ct total5 pcs
$ 240.24
4.3 x 3.5 mm
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5.16ctw Natural Light Greenish Yellow Quartz, Flower Cut, Transparent, Photo A

5.16ctw Natural Light Greenish Yellow Quartz, Flower Cut, Transparent

Quartz

5.16ct total4 pcs
$ 20.44
8 x 8 mm (calibrated)
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0.97ct Natural Medium Red Rhodolite Garnet, Oval, VVS-VS, Photo A

0.97ct Natural Medium Red Rhodolite Garnet, Oval, VVS-VS

Rhodolite Garnet

0.97ct1 pc
$ 23.05
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!

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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

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

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Been using them for years! Very satisfied with the products.

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