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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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2.98ct Natural Yellowish Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

2.98ct Natural Yellowish Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

2.98ct1 pc
$ 74.20
24.2 x 3.9 mm
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1.82ct Natural Seaweed Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

1.82ct Natural Seaweed Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

1.82ct1 pc
$ 59.82
18.3 x 3.5 mm
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10.34ct Natural Multicolor Coral, Oval, Translucent, Photo A

10.34ct Natural Multicolor Coral, Oval, Translucent

Coral

10.34ct1 pc
$ 22.66
18 x 13 mm (calibrated)
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2.76ct Natural Swiss Blue Topaz, Heart, VVS, Photo A

2.76ct Natural Swiss Blue Topaz, Heart, VVS

Topaz

2.76ct1 pc
$ 19.65
9 x 9 mm (calibrated)
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2.20ct Natural Multicolor Tourmaline, Oval, VVS, Photo A
Tourmaline Product Video (743359)

2.20ct Natural Multicolor Tourmaline, Oval, VVS

Tourmaline

2.20ct1 pc
$ 255.64
7.9 x 6.7 mm
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2.07ct Natural Reddish Orange Moonstone, Cushion, Translucent, Photo A

2.07ct Natural Reddish Orange Moonstone, Cushion, Translucent

Moonstone

2.07ct1 pc
$ 4.13
9 x 7 mm (calibrated)
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0.75ct Natural Medium Green Emerald, Oval, Translucent, Photo A

0.75ct Natural Medium Green Emerald, Oval, Translucent

Emerald

0.75ct1 pc
$ 52.29
7 x 5 mm (calibrated)
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1.45ctw Natural Warm Green Demantoid Garnet, Oval, VS, Photo A

1.45ctw Natural Warm Green Demantoid Garnet, Oval, VS

Demantoid Garnet

1.45ct total4 pcs
$ 158.86
4.9 x 3.8 mm
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4.65ctw Natural Dark Golden Citrine, Oval, VS, Photo A

4.65ctw Natural Dark Golden Citrine, Oval, VS

Citrine

4.65ct total2 pcs
$ 25.48
10 x 8 mm (calibrated)
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0.42ct Natural White Sapphire, Round, VS, Photo A

0.42ct Natural White Sapphire, Round, VS

Sapphire

0.42ct1 pc
$ 55.48
4.5 mm (calibrated)
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1.48ct Natural Light Yellow Beryl, Round, VVS-VS, Photo A

1.48ct Natural Light Yellow Beryl, Round, VVS-VS

Beryl

1.48ct1 pc
$ 32.43
7 mm (calibrated)
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35.82ctw Natural Warm Yellow Rutile Quartz, Sphere / Ball, Transparent, Photo A

35.82ctw Natural Warm Yellow Rutile Quartz, Sphere / Ball, Transparent

Rutile Quartz

35.82ct total2 pcs
$ 39.24
14 mm (calibrated)
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0.57ct Natural Medium Orange Spessartite Garnet, Oval, VS-SI, Photo A

0.57ct Natural Medium Orange Spessartite Garnet, Oval, VS-SI

Spessartite Garnet

0.57ct1 pc
$ 19.87
5 x 4 mm (calibrated)
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3.15ct Natural Multicolor Mystic Quartz, Oval, VVS, Photo A

3.15ct Natural Multicolor Mystic Quartz, Oval, VVS

Mystic Quartz

3.15ct1 pc
$ 21.96
11 x 9 mm (calibrated)
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2.19ct Natural Medium Orange Moonstone, Square, Translucent, Photo A

2.19ct Natural Medium Orange Moonstone, Square, Translucent

Moonstone

2.19ct1 pc
$ 4.34
7 x 7 mm (calibrated)
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3.87ctw Natural Gold Citrine, Pear Shape, VVS-VS, Photo A

3.87ctw Natural Gold Citrine, Pear Shape, VVS-VS

Citrine

3.87ct total5 pcs
$ 26.71
8 x 5 mm (calibrated)
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3.99ct Natural White with Black Dendritic Agate, Pear Shape, Opaque, Photo A

3.99ct Natural White with Black Dendritic Agate, Pear Shape, Opaque

Dendritic Agate

3.99ct1 pc
$ 3.18
13.2 x 9.4 mm
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7.58ct Natural Multicolor Boulder Opal, Fancy, Opaque, Photo A

7.58ct Natural Multicolor Boulder Opal, Fancy, Opaque

Boulder Opal

7.58ct1 pc
$ 37.75
18 x 9.2 mm
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2.60ct Natural Deep Golden Orange Citrine, Square, VVS, Photo A

2.60ct Natural Deep Golden Orange Citrine, Square, VVS

Citrine

2.60ct1 pc
$ 15.21
8 x 8 mm (calibrated)
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0.79ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS-VS, Photo A

0.79ct Natural Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS-VS

Color-Change Diaspore

0.79ct1 pc
$ 38.95
6.6 x 4.3 mm
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2.04ct Natural Earthy Pink Tourmaline, Oval, VVS-VS, Photo A

2.04ct Natural Earthy Pink Tourmaline, Oval, VVS-VS

Tourmaline

2.04ct1 pc
$ 237.05
9 x 7 mm (calibrated)
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2.30ctw Natural Sangria Red Pyrope Garnet, Marquise, VVS-VS, Photo A

2.30ctw Natural Sangria Red Pyrope Garnet, Marquise, VVS-VS

Pyrope Garnet

2.30ct total2 pcs
$ 20.16
10.1 x 5.2 mm
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16.92ctw Natural Multicolor Pietersite, Oval, Opaque, Photo A
Pietersite Product Video (602227)

16.92ctw Natural Multicolor Pietersite, Oval, Opaque

Pietersite

16.92ct total2 pcs
$ 74.71
16.8 x 12.9 mm
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2.14ct Natural Medium Green Peridot, Cushion, VS, Photo A

2.14ct Natural Medium Green Peridot, Cushion, VS

Peridot

2.14ct1 pc
$ 82.06
7.5 x 7.4 mm
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0.41ct Natural Golden Citrine, Oval, VVS-VS, Photo A

0.41ct Natural Golden Citrine, Oval, VVS-VS

Citrine

0.41ct1 pc
$ 2.86
6 x 4 mm (calibrated)
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4.75ctw Natural Swiss Blue Topaz, Round, VS, Photo A

4.75ctw Natural Swiss Blue Topaz, Round, VS

Topaz

4.75ct total2 pcs
$ 37.21
8 mm (calibrated)
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4.67ctw Natural Multicolor Pietersite, Pear Shape, Opaque, Photo A

4.67ctw Natural Multicolor Pietersite, Pear Shape, Opaque

Pietersite

4.67ct total2 pcs
$ 11.02
12.4 x 7.6 mm
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2.91ct Natural Multicolor Labradorite, Baguette, Translucent, Photo A

2.91ct Natural Multicolor Labradorite, Baguette, Translucent

Labradorite

2.91ct1 pc
$ 4.00
9 x 7 mm (calibrated)
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3.23ct Natural Intense Violet Blue Tanzanite, Oval, Translucent, Photo A

3.23ct Natural Intense Violet Blue Tanzanite, Oval, Translucent

Tanzanite

3.23ct1 pc
$ 27.95
10 x 7 mm (calibrated)
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1.69ct Natural Seaweed Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

1.69ct Natural Seaweed Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

1.69ct1 pc
$ 55.54
21.7 x 3.2 mm
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0.46ct Natural Dark Golden Citrine, Marquise, VVS-VS, Photo A

0.46ct Natural Dark Golden Citrine, Marquise, VVS-VS

Citrine

0.46ct1 pc
$ 3.20
8 x 4 mm (calibrated)
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2.48ct Natural Warm Brown Smoky Quartz, Oval, VVS, Photo A

2.48ct Natural Warm Brown Smoky Quartz, Oval, VVS

Smoky Quartz

2.48ct1 pc
$ 14.82
10 x 8 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

The website has a good selection, the interface is very intuitive.

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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
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Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
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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

GemSelect offers excellent choices, prices & service- highly recommended! Unfortunately, prior to ordering a replacement gemstone, my jeweler neglected to mention it needed to be one that was a'cushion cuta' to fit the existing mount. Have yet to return/exchangea'

Posted By CJ in March, 2026
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So far So good

Posted By VH-1 in July, 2025
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Enlarged Gemstone Image