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Natural Cabochon Gemstones

Browse our collection of natural cabochon gemstones, featuring smooth domed cuts perfect for jewelry and gemstone collecting.

Cabochon Gemstones Weight
Cabochon Gemstones Size
Cabochon Gemstones Clarity
Cabochon Gemstones Price
Cabochon Gemstones Treatment

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color Cabochon Gemstones
Black Cabochon Gemstones
Blue Cabochon Gemstones
Brown Cabochon Gemstones
Golden Cabochon Gemstones
Gray Cabochon Gemstones
Green Cabochon Gemstones
Multicolor Cabochon Gemstones
Orange Cabochon Gemstones
Pink Cabochon Gemstones
Purple Cabochon Gemstones
Red Cabochon Gemstones
Turquoise Cabochon Gemstones
Violet Cabochon Gemstones
White Cabochon Gemstones
Yellow Cabochon Gemstones
Single
Pairs
Lots
Faceted
Cabochons
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4.77ctw Orange Moonstone, Cushion, Translucent

4.77ctw Orange Moonstone, Cushion, Translucent

9 x 7 mm (calibrated)

$ 11.45

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7.94ct Black Star Diopside, Round, Opaque

7.94ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 47.64

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7.08ct Black Star Diopside, Round, Opaque

7.08ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 42.48

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1.02ct Yellow Sphene, Oval, Transparent

1.02ct Yellow Sphene, Oval, Transparent

6.4 x 5.4 mm

$ 6.12

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12.79ct Multicolor Labradorite, Pear Shape, Translucent

12.79ct Multicolor Labradorite, Pear Shape, Translucent

20 x 15 mm (calibrated)

$ 34.07

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3.01ctw Pink Tourmaline, Oval, Transparent

3.01ctw Pink Tourmaline, Oval, Transparent

8 x 6 mm (calibrated)

$ 60.11

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5.24ct Purple Star Ruby, Oval, Opaque

5.24ct Purple Star Ruby, Oval, Opaque

11 x 8.6 mm

$ 83.00

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16.75ct Multicolor Labradorite, Pear Shape, Translucent

16.75ct Multicolor Labradorite, Pear Shape, Translucent

20 x 15 mm (calibrated)

$ 44.63

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3.72ct Multicolor Labradorite, Round, Translucent

3.72ct Multicolor Labradorite, Round, Translucent

9 mm (calibrated)

$ 10.90

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2.45ct Blue Tanzanite, Oval, Transparent

2.45ct Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 25.55

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22.11ct Multicolor Jasper, Oval, Opaque

22.11ct Multicolor Jasper, Oval, Opaque

25.8 x 19.6 mm

$ 29.18

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1.83ct Turquoise Grandidierite, Pear Shape, Translucent

1.83ct Turquoise Grandidierite, Pear Shape, Translucent

10.1 x 6.2 mm

$ 120.78

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5.90ct White Rainbow Moonstone, Baguette, Transparent

5.90ct White Rainbow Moonstone, Baguette, Transparent

15.6 x 7.2 mm

$ 56.64

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21.86ct Brown Moonstone, Oval, Opaque

21.86ct Brown Moonstone, Oval, Opaque

20 x 15 mm (calibrated)

$ 43.28

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1.48ct Purple Spinel, Oval, Transparent

1.48ct Purple Spinel, Oval, Transparent

8.4 x 5.7 mm

$ 83.99

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1.90ct Orange Moonstone, Trillion, Translucent

1.90ct Orange Moonstone, Trillion, Translucent

8 x 8 mm (calibrated)

$ 4.56

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0.97ct Green Emerald, Oval, Translucent

0.97ct Green Emerald, Oval, Translucent

6.8 x 5.8 mm

$ 93.12

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9.45ctw Violet Amethyst, Round, Transparent

9.45ctw Violet Amethyst, Round, Transparent

11 mm (calibrated)

$ 62.38

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15.65ct Multicolor Labradorite, Pear Shape, Translucent

15.65ct Multicolor Labradorite, Pear Shape, Translucent

20 x 15 mm (calibrated)

$ 41.69

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7.44ct Violet Amethyst, Oval, Transparent

7.44ct Violet Amethyst, Oval, Transparent

14 x 10 mm (calibrated)

$ 48.22

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33.73ct Multicolor Tiger's Eye Matrix, Oval, Opaque

33.73ct Multicolor Tiger's Eye Matrix, Oval, Opaque

31.1 x 16.1 mm

$ 40.48

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2.92ct Blue Tanzanite, Oval, Transparent

2.92ct Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 30.44

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2.17ct Orange Moonstone, Cushion, Translucent

2.17ct Orange Moonstone, Cushion, Translucent

9 x 7 mm (calibrated)

$ 5.21

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13.17ct Multicolor Ammolite, Fancy, Opaque

13.17ct Multicolor Ammolite, Fancy, Opaque

22.7 x 11.9 mm

$ 260.77

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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

I was able to find what I've been looking for.

Posted By Tree Dog in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very large selection from affordable to high end I will be coming back to shop again!

Posted By GreenGator in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good, hope gem quality is good and genuine

Posted By Varun in May, 2026
Source: Bizrate

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.

Posted By RenoRose in January, 2026
Source: Bizrate
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