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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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1.17ctw Natural Brownish Orange Sapphire, Oval, VVS-VS, Photo A

1.17ctw Natural Brownish Orange Sapphire, Oval, VVS-VS

Sapphire

1.17ct total2 pcs
$ 112.41
6.4 x 4.3 mm
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1.88ct Natural Deep Blood Red Almandine Garnet, Marquise, VVS, Photo A

1.88ct Natural Deep Blood Red Almandine Garnet, Marquise, VVS

Almandine Garnet

1.88ct1 pc
$ 70.22
12 x 6 mm
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0.73ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS, Photo A

0.73ct Natural Dark Green Tourmaline, Octagon / Emerald Cut, VVS

Tourmaline

0.73ct1 pc
$ 36.35
7.7 x 3.6 mm
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0.04ct Natural Blue Diamond, Round, VS-SI, Photo A

0.04ct Natural Blue Diamond, Round, VS-SI

Diamond

0.04ct1 pc
$ 39.84
2.1 mm (calibrated)
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3.36ctw Natural Bluish White Rainbow Moonstone, Square, Transparent, Photo A

3.36ctw Natural Bluish White Rainbow Moonstone, Square, Transparent

Rainbow Moonstone

3.36ct total20 pcs
$ 62.58
3 x 3 mm (calibrated)
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1.56ctw Natural Medium Deep Pink Sapphire, Round, Transparent, Photo A

1.56ctw Natural Medium Deep Pink Sapphire, Round, Transparent

Sapphire

1.56ct total9 pcs
$ 40.34
3.3 mm
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3.80ctw Natural Bluish White Rainbow Moonstone, Square, Transparent, Photo A
Rainbow Moonstone Product Video (312016)

3.80ctw Natural Bluish White Rainbow Moonstone, Square, Transparent

Rainbow Moonstone

3.80ct total20 pcs
$ 58.98
3.2 x 3.2 mm
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2.08ct Natural Multicolor Black Opal, Marquise, Opaque, Photo A
Black Opal Product Video (754979)

2.08ct Natural Multicolor Black Opal, Marquise, Opaque

Black Opal

2.08ct1 pc
$ 52.56
15.3 x 7.1 mm
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2.24ct Natural Honey Yellow Citrine, Flower Cut, Transparent, Photo A

2.24ct Natural Honey Yellow Citrine, Flower Cut, Transparent

Citrine

2.24ct1 pc
$ 17.18
8 x 8 mm (calibrated)
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7.55ctw Natural White Topaz, Square, VVS-VS, Photo A

7.55ctw Natural White Topaz, Square, VVS-VS

Topaz

7.55ct total10 pcs
$ 60.00
5 x 5 mm (calibrated)
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1.00ct Natural Forest Green Tourmaline, Baguette, VVS-VS, Photo A

1.00ct Natural Forest Green Tourmaline, Baguette, VVS-VS

Tourmaline

1.00ct1 pc
$ 34.86
15 x 2.9 mm
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1.71ct Natural Pink Tone Strawberry Quartz, Round, Translucent, Photo A

1.71ct Natural Pink Tone Strawberry Quartz, Round, Translucent

Strawberry Quartz

1.71ct1 pc
$ 13.11
8 mm (calibrated)
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0.84ct Natural Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS, Photo A

0.84ct Natural Pale Yellow Color-Change Diaspore, Octagon / Emerald Cut, VS

Color-Change Diaspore

0.84ct1 pc
$ 25.76
5.5 x 5.5 mm
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1.93ctw Natural Bright Green Tsavorite Garnet, Oval, VS, Photo A

1.93ctw Natural Bright Green Tsavorite Garnet, Oval, VS

Tsavorite Garnet

1.93ct total10 pcs
$ 101.77
5 x 3 mm (calibrated)
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4.84ct Natural Deep Pink Strawberry Quartz, Round, Translucent, Photo A

4.84ct Natural Deep Pink Strawberry Quartz, Round, Translucent

Strawberry Quartz

4.84ct1 pc
$ 37.12
11 mm (calibrated)
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4.10ctw Natural Purplish Violet Amethyst, Oval, VVS-VS, Photo A

4.10ctw Natural Purplish Violet Amethyst, Oval, VVS-VS

Amethyst

4.10ct total10 pcs
$ 22.46
6 x 4 mm (calibrated)
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3.10ct Natural Deep Iris Violet Amethyst, Trillion, VS, Photo A

3.10ct Natural Deep Iris Violet Amethyst, Trillion, VS

Amethyst

3.10ct1 pc
$ 24.70
10 x 10 mm (calibrated)
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0.66ct Natural Light Golden-Yellow Citrine, Cushion, Transparent, Photo A

0.66ct Natural Light Golden-Yellow Citrine, Cushion, Transparent

Citrine

0.66ct1 pc
$ 4.93
5.2 x 5.2 mm
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1.50ct Natural Multicolor Opal, Pear Shape, Transparent, Photo A

1.50ct Natural Multicolor Opal, Pear Shape, Transparent

Opal

1.50ct1 pc
$ 70.67
11.3 x 7.4 mm
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2.33ct Natural Dark Violet Sapphire, Oval, VS, Photo A
Sapphire Product Video (746898)

2.33ct Natural Dark Violet Sapphire, Oval, VS

Sapphire

2.33ct1 pc
$ 932.00
9.5 x 7.4 mm
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23.22ct Natural Multicolor Jasper, Fancy, Opaque, Photo A

23.22ct Natural Multicolor Jasper, Fancy, Opaque

Jasper

23.22ct1 pc
$ 13.99
33.5 x 9.2 mm
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3.21ctw Natural Medium Brown Tiger's Eye, Oval, Opaque, Photo A

3.21ctw Natural Medium Brown Tiger's Eye, Oval, Opaque

Tiger's Eye

3.21ct total2 pcs
$ 3.20
9 x 7 mm (calibrated)
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41.18ct Natural Multicolor Rainbow Pyrite, Fancy, Opaque, Photo A

41.18ct Natural Multicolor Rainbow Pyrite, Fancy, Opaque

Rainbow Pyrite

41.18ct1 pc
$ 106.64
37.2 x 23.7 mm
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4.12ct Natural Deep Green Sapphire, Oval, VVS, Photo A
Sapphire Product Video (644356)

4.12ct Natural Deep Green Sapphire, Oval, VVS

Sapphire

4.12ct1 pc
$ 2,051.76
11 x 9 mm (calibrated)
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0.99ct Natural Dark Purple Rhodolite Garnet, Oval, VS, Photo A

0.99ct Natural Dark Purple Rhodolite Garnet, Oval, VS

Rhodolite Garnet

0.99ct1 pc
$ 26.29
7 x 5 mm (calibrated)
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0.33ct Natural Warm Forest Green Kornerupine, Oval, VS-SI, Photo A

0.33ct Natural Warm Forest Green Kornerupine, Oval, VS-SI

Kornerupine

0.33ct1 pc
$ 28.27
4.9 x 3.7 mm
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10.06ct Natural Pale Yellow Quartz, Octagon / Emerald Cut, VS, Photo A

10.06ct Natural Pale Yellow Quartz, Octagon / Emerald Cut, VS

Quartz

10.06ct1 pc
$ 55.11
13 x 13 mm (calibrated)
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0.88ct Natural Very Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS-VS, Photo A

0.88ct Natural Very Light Yellow Color-Change Diaspore, Octagon / Emerald Cut, VVS-VS

Color-Change Diaspore

0.88ct1 pc
$ 26.99
6.6 x 5.1 mm
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1.95ctw Natural London Blue Topaz, Oval, VS, Photo A

1.95ctw Natural London Blue Topaz, Oval, VS

Topaz

1.95ct total2 pcs
$ 22.35
7 x 5 mm (calibrated)
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0.88ctw Natural Medium Green Peridot, Oval, Transparent, Photo A

0.88ctw Natural Medium Green Peridot, Oval, Transparent

Peridot

0.88ct total2 pcs
$ 15.78
6 x 4 mm (calibrated)
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6.76ctw Natural Medium Violet Amethyst, Oval, Transparent, Photo A

6.76ctw Natural Medium Violet Amethyst, Oval, Transparent

Amethyst

6.76ct total2 pcs
$ 37.03
12 x 8 mm (calibrated)
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7.31ct Natural Multicolor Coral, Oval, Translucent, Photo A

7.31ct Natural Multicolor Coral, Oval, Translucent

Coral

7.31ct1 pc
$ 20.75
16 x 13.9 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 -> 9 star ratings

They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!

Posted By JC in March, 2026
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Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy and good price

Posted By Bry_guy in March, 2026
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Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
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Overall Rating -> 9 star ratings

I loved the selection of gemstones you have a to z

Posted By James in May, 2026
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Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
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