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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

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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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6.05ct Steel Grey Quartz Cat's Eye Gemstones, Oval, Opaque

6.05ct Steel Grey Quartz Cat's Eye, Oval, Opaque

11.2 x 10.3 mm

$ 23.96

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12.56ct Medium-Dark Purple Star Ruby Gemstones, Oval, Opaque

12.56ct Medium-Dark Purple Star Ruby, Oval, Opaque

15.3 x 12.4 mm

$ 198.95

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4.74ct Deep Yellow Agate Gemstones, Oval, Translucent

4.74ct Deep Yellow Agate, Oval, Translucent

12 x 10 mm (calibrated)

$ 9.38

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3.90ctw Peach Orange Moonstone Gemstones, Square, Translucent

3.90ctw Peach Orange Moonstone, Square, Translucent

7 x 7 mm (calibrated)

$ 9.41

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1.13ct Forest Green Tourmaline Gemstones, Oval, Transparent

1.13ct Forest Green Tourmaline, Oval, Transparent

8 x 6 mm (calibrated)

$ 24.85

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1.86ct Intense Violet Blue Tanzanite Gemstones, Oval, Transparent

1.86ct Intense Violet Blue Tanzanite, Oval, Transparent

7.9 x 6.3 mm

$ 17.86

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3.98ct Multicolor Black Opal Gemstones, Pear Shape, Opaque
Black Opal Product Video (744023)

3.98ct Multicolor Black Opal, Pear Shape, Opaque

14.7 x 9.1 mm

$ 199.00

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21.34ct Multicolor Pietersite Gemstones, Oval, Opaque

21.34ct Multicolor Pietersite, Oval, Opaque

30 x 22 mm (calibrated)

$ 112.68

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1.52ct Medium Yellow Sphene Gemstones, Oval, Transparent

1.52ct Medium Yellow Sphene, Oval, Transparent

7 x 5.8 mm

$ 9.12

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1.05ct Lively Green Sphene Gemstones, Oval, Transparent

1.05ct Lively Green Sphene, Oval, Transparent

6.4 x 5.3 mm

$ 6.30

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17.74ct Black with Gold Sheen Obsidian Gemstones, Fancy, Opaque

17.74ct Black with Gold Sheen Obsidian, Fancy, Opaque

25.9 x 17.2 mm

$ 15.97

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43.55ct Multicolor Jasper Gemstones, Oval, Opaque

43.55ct Multicolor Jasper, Oval, Opaque

37.6 x 24.1 mm

$ 30.31

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7.32ct Warm Green Actinolite Cat's Eye Gemstones, Oval, Translucent

7.32ct Warm Green Actinolite Cat's Eye, Oval, Translucent

14 x 12 mm (calibrated)

$ 61.49

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17.00ct Medium Dark Green Bloodstone Gemstones, Oval, Opaque

17.00ct Medium Dark Green Bloodstone, Oval, Opaque

20.6 x 16.9 mm

$ 30.60

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109.47ctw Dark Gray Hematite Gemstones, Cushion, Opaque
Hematite Product Video (491763)

109.47ctw Dark Gray Hematite, Cushion, Opaque

24 x 20.3 mm

$ 128.60

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2.42ctw Multicolor Opal Gemstones, Oval, Opaque

2.42ctw Multicolor Opal, Oval, Opaque

9 x 7 mm (calibrated)

$ 87.12

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10.55ct Golden-Yellow Rutile Quartz Gemstones, Pear Shape, Translucent

10.55ct Golden-Yellow Rutile Quartz, Pear Shape, Translucent

18.8 x 13.7 mm

$ 34.54

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4.46ctw Multicolor Pietersite Gemstones, Round, Opaque

4.46ctw Multicolor Pietersite, Round, Opaque

10 mm (calibrated)

$ 12.58

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19.87ct Multicolor Quartz With Marcasite Gemstones, Oval, Transparent
Quartz With Marcasite Product Video (521576)

19.87ct Multicolor Quartz With Marcasite, Oval, Transparent

22.3 x 15.2 mm

$ 157.37

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2.09ct Intense Violet Blue Tanzanite Gemstones, Oval, Transparent

2.09ct Intense Violet Blue Tanzanite, Oval, Transparent

9 x 7 mm (calibrated)

$ 21.79

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0.95ct Very Light Grey Sillimanite Cat's Eye Gemstones, Oval, Transparent

0.95ct Very Light Grey Sillimanite Cat's Eye, Oval, Transparent

7 x 4.6 mm

$ 3.77

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18.38ctw Bluish White Rainbow Moonstone Gemstones, Pear Shape, Transparent
Rainbow Moonstone Product Video (669280)

18.38ctw Bluish White Rainbow Moonstone, Pear Shape, Transparent

16.9 x 11.9 mm

$ 330.84

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1.74ctw Multicolor Black Opal Gemstones, Oval, Translucent

1.74ctw Multicolor Black Opal, Oval, Translucent

8 x 6 mm (calibrated)

$ 68.90

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3.22ct Flamingo Pink Morganite Gemstones, Pear Shape, Transparent

3.22ct Flamingo Pink Morganite, Pear Shape, Transparent

13 x 9 mm (calibrated)

$ 42.50

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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

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

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 -> 9 star ratings

The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.

Posted By Emmanuel in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

hassle free experience.

Posted By Jhidron in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Good prices

Posted By TRM in October, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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