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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
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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2.46ct Multicolor Labradorite, Marquise, Translucent

2.46ct Multicolor Labradorite, Marquise, Translucent

12 x 6 mm (calibrated)

$ 6.55

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29.80ct Multicolor Jasper, Oval, Opaque

29.80ct Multicolor Jasper, Oval, Opaque

27.5 x 19 mm

$ 19.67

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1.91ct Brown Rutile Quartz, Oval, Transparent

1.91ct Brown Rutile Quartz, Oval, Transparent

9 x 7 mm (calibrated)

$ 5.59

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0.66ct Multicolor Opal, Oval, Opaque

0.66ct Multicolor Opal, Oval, Opaque

7.2 x 5.7 mm

$ 23.76

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11.42ct Multicolor Boulder Opal, Fancy, Transparent

11.42ct Multicolor Boulder Opal, Fancy, Transparent

21.7 x 18.6 mm

$ 68.52

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6.51ct Multicolor Fire Agate, Fancy, Translucent

6.51ct Multicolor Fire Agate, Fancy, Translucent

15.5 x 8.9 mm

$ 61.27

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2.26ctw Multicolor Opal, Oval, Opaque

2.26ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 81.36

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42.61ct Gray Hematite, Cushion, Opaque

42.61ct Gray Hematite, Cushion, Opaque

24.3 x 21.7 mm

$ 50.05

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7.43ct Pink Morganite, Trillion, Translucent

7.43ct Pink Morganite, Trillion, Translucent

13 x 13 mm (calibrated)

$ 98.08

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19.83ct Blue Chalcedony, Pear Shape, Opaque

19.83ct Blue Chalcedony, Pear Shape, Opaque

25 x 18 mm (calibrated)

$ 59.50

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36.33ct Yellow Obsidian, Oval, Opaque

36.33ct Yellow Obsidian, Oval, Opaque

34 x 24.3 mm

$ 38.36

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2.06ct Green Sphene, Oval, Transparent

2.06ct Green Sphene, Oval, Transparent

8.9 x 6.5 mm

$ 13.60

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21.50ct Multicolor Ammolite, Fancy, Opaque

21.50ct Multicolor Ammolite, Fancy, Opaque

26.6 x 14.4 mm

$ 258.00

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13.35ct Multicolor Boulder Opal, Pear Shape, Opaque
Boulder Opal Product Video (321836)

13.35ct Multicolor Boulder Opal, Pear Shape, Opaque

21.4 x 15 mm

$ 123.36

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23.15ct Gray Jadeite, Oval, Translucent

23.15ct Gray Jadeite, Oval, Translucent

18.7 x 16.8 mm

$ 33.30

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14.48ct Yellow Rutile Quartz, Pear Shape, Translucent

14.48ct Yellow Rutile Quartz, Pear Shape, Translucent

21.1 x 14.6 mm

$ 47.78

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18.57ct Multicolor Ammolite, Fancy, Opaque
Ammolite Product Video (522526)

18.57ct Multicolor Ammolite, Fancy, Opaque

30.1 x 13.4 mm

$ 490.25

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6.66ct Multicolor Fire Agate, Oval, Opaque
Fire Agate Product Video (487026)

6.66ct Multicolor Fire Agate, Oval, Opaque

14 x 9 mm (calibrated)

$ 61.78

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16.92ctw Multicolor Agate, Oval, Translucent

16.92ctw Multicolor Agate, Oval, Translucent

22.2 x 10.3 mm

$ 84.60

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33.73ct Brown Tiger's Eye Matrix, Fancy, Opaque

33.73ct Brown Tiger's Eye Matrix, Fancy, Opaque

27.1 x 14.9 mm

$ 23.08

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1.58ct Green Sphene, Oval, Transparent

1.58ct Green Sphene, Oval, Transparent

6.9 x 6.2 mm

$ 9.48

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0.91ct Multicolor Opal, Fancy, Translucent

0.91ct Multicolor Opal, Fancy, Translucent

8.9 x 7.4 mm

$ 30.58

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11.17ct Yellow Quartz, Oval, Transparent

11.17ct Yellow Quartz, Oval, Transparent

15.3 x 12.5 mm

$ 13.40

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0.72ct Green Tourmaline, Round, Transparent

0.72ct Green Tourmaline, Round, Transparent

5 mm (calibrated)

$ 14.40

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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

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, easy to navigate, and loads quickly. Have bought here before, very pleased!

Posted By SallyO in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
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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