90,000+Happy Customers
20+Years
WorldwideShipping
Cart
Free Report Included
Worldwide Shipping
30 Day Returns
Help Center Shipping Payment and Checkout Returns Certificates Contact Us
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.

Exact Match not Available: Go Back
2.90ct Natural Medium Violet Amethyst, Trillion, VVS, Photo A

2.90ct Natural Medium Violet Amethyst, Trillion, VVS

Amethyst

2.90ct1 pc
$ 20.22
10 x 10 mm (calibrated)
View Details
Add to Cart
1.06ct Natural Medium Dark-Pink Ruby, Oval, VS, Photo A

1.06ct Natural Medium Dark-Pink Ruby, Oval, VS

Ruby

1.06ct1 pc
$ 95.02
7 x 5 mm (calibrated)
View Details
Add to Cart
4.24ct Natural Multicolor Fire Agate, Fancy, Translucent, Photo A

4.24ct Natural Multicolor Fire Agate, Fancy, Translucent

Fire Agate

4.24ct1 pc
$ 36.89
15 x 10 mm (calibrated)
View Details
Add to Cart
9.83ct Natural Bluish White Rainbow Moonstone, Fancy, Transparent, Photo A

9.83ct Natural Bluish White Rainbow Moonstone, Fancy, Transparent

Rainbow Moonstone

9.83ct1 pc
$ 176.23
20.8 x 9 mm
View Details
Add to Cart
8.68ct Natural Schorl Tourmaline, Oval, Opaque, Photo A

8.68ct Natural Schorl Tourmaline, Oval, Opaque

Tourmaline

8.68ct1 pc
$ 43.23
13.3 x 11.8 mm
View Details
Add to Cart
18.57ct Natural Multicolor Ammolite, Fancy, Opaque, Photo A

18.57ct Natural Multicolor Ammolite, Fancy, Opaque

Ammolite

18.57ct1 pc
$ 162.76
24 x 26.9 mm
View Details
Add to Cart
8.95ct Natural Multicolor Mystic Quartz, Pear Shape, VVS-VS, Photo A
Mystic Quartz Product Video (690529)

8.95ct Natural Multicolor Mystic Quartz, Pear Shape, VVS-VS

Mystic Quartz

8.95ct1 pc
$ 44.57
18 x 13 mm (calibrated)
View Details
Add to Cart
3.01ct Natural Earthy Green Tourmaline, Octagon / Emerald Cut, VS, Photo A
Tourmaline Product Video (347663)

3.01ct Natural Earthy Green Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

3.01ct1 pc
$ 148.40
22.4 x 4 mm
View Details
Add to Cart
3.19ct Natural Jam Red Star Ruby, Oval, Opaque, Photo A

3.19ct Natural Jam Red Star Ruby, Oval, Opaque

Star Ruby

3.19ct1 pc
$ 50.84
9.5 x 6.9 mm
View Details
Add to Cart
1.41ct Natural Olive Green Tourmaline, Oval, VVS, Photo A

1.41ct Natural Olive Green Tourmaline, Oval, VVS

Tourmaline

1.41ct1 pc
$ 163.84
7 x 6.3 mm
View Details
Add to Cart
1.58ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS, Photo A

1.58ctw Natural Medium Red Pyrope Garnet, Square, VVS-VS

Pyrope Garnet

1.58ct total2 pcs
$ 12.12
5 x 5 mm (calibrated)
View Details
Add to Cart
0.65ct Natural Currant Red Pyrope Garnet, Heart, VS, Photo A

0.65ct Natural Currant Red Pyrope Garnet, Heart, VS

Pyrope Garnet

0.65ct1 pc
$ 16.19
5 x 5 mm (calibrated)
View Details
Add to Cart
1.26ct Natural Intense Pink Tourmaline, Octagon / Emerald Cut, VS, Photo A

1.26ct Natural Intense Pink Tourmaline, Octagon / Emerald Cut, VS

Tourmaline

1.26ct1 pc
$ 86.59
9 x 4.4 mm
View Details
Add to Cart
0.60ct Natural Forest Green Tourmaline, Baguette, VVS, Photo A

0.60ct Natural Forest Green Tourmaline, Baguette, VVS

Tourmaline

0.60ct1 pc
$ 20.92
10.3 x 2.6 mm
View Details
Add to Cart
0.36ct Natural Deep Azure Blue Kyanite, Round, SI, Photo A

0.36ct Natural Deep Azure Blue Kyanite, Round, SI

Kyanite

0.36ct1 pc
$ 8.96
4 mm (calibrated)
View Details
Add to Cart
0.90ct Natural Bright Green Peridot, Octagon / Emerald Cut, VVS, Photo A

0.90ct Natural Bright Green Peridot, Octagon / Emerald Cut, VVS

Peridot

0.90ct1 pc
$ 13.45
6.8 x 4.8 mm
View Details
Add to Cart
6.40ct Natural Hickory Brown Smoky Quartz, Round, VVS-VS, Photo A

6.40ct Natural Hickory Brown Smoky Quartz, Round, VVS-VS

Smoky Quartz

6.40ct1 pc
$ 7.65
12 mm (calibrated)
View Details
Add to Cart
0.73ct Natural Light Yellow Color-Change Diaspore, Cushion, VS, Photo A

0.73ct Natural Light Yellow Color-Change Diaspore, Cushion, VS

Color-Change Diaspore

0.73ct1 pc
$ 25.63
7 x 5 mm (calibrated)
View Details
Add to Cart
2.27ctw Natural Multicolor Mystic Quartz, Pear Shape, VVS, Photo A

2.27ctw Natural Multicolor Mystic Quartz, Pear Shape, VVS

Mystic Quartz

2.27ct total2 pcs
$ 15.83
8 x 6 mm (calibrated)
View Details
Add to Cart
3.84ct Natural Honey Yellow Agate, Oval, Translucent, Photo A

3.84ct Natural Honey Yellow Agate, Oval, Translucent

Agate

3.84ct1 pc
$ 6.32
11 x 9 mm (calibrated)
View Details
Add to Cart
0.82ct Natural Sky Blue Topaz, Pear Shape, VS, Photo A

0.82ct Natural Sky Blue Topaz, Pear Shape, VS

Topaz

0.82ct1 pc
$ 6.28
7 x 5 mm (calibrated)
View Details
Add to Cart
1.98ct Natural Deep Orange Hessonite Garnet, Oval, VS, Photo A

1.98ct Natural Deep Orange Hessonite Garnet, Oval, VS

Hessonite Garnet

1.98ct1 pc
$ 30.25
8.5 x 6.9 mm
View Details
Add to Cart
0.18ct Natural Deep Green Emerald, Round, SI, Photo A

0.18ct Natural Deep Green Emerald, Round, SI

Emerald

0.18ct1 pc
$ 44.82
3.5 mm (calibrated)
View Details
Add to Cart
0.70ctw Natural Tuscany Yellow Sapphire, Square, VVS-VS, Photo A

0.70ctw Natural Tuscany Yellow Sapphire, Square, VVS-VS

Sapphire

0.70ct total2 pcs
$ 32.81
3.7 x 3.7 mm
View Details
Add to Cart
55.87ct Natural Multicolor Rhodonite, Oval, Opaque, Photo A

55.87ct Natural Multicolor Rhodonite, Oval, Opaque

Rhodonite

55.87ct1 pc
$ 55.64
37.5 x 26.8 mm
View Details
Add to Cart
1.80ct Natural Dark Red Almandine Garnet, Marquise, VVS, Photo A

1.80ct Natural Dark Red Almandine Garnet, Marquise, VVS

Almandine Garnet

1.80ct1 pc
$ 67.23
12 x 6 mm (calibrated)
View Details
Add to Cart
2.97ct Natural Coral Pink Morganite, Marquise, Translucent, Photo A

2.97ct Natural Coral Pink Morganite, Marquise, Translucent

Morganite

2.97ct1 pc
$ 32.54
14.5 x 6.9 mm
View Details
Add to Cart
1.82ct Natural Deep Golden Orange Citrine, Oval, VS, Photo A

1.82ct Natural Deep Golden Orange Citrine, Oval, VS

Citrine

1.82ct1 pc
$ 9.97
10 x 8 mm (calibrated)
View Details
Add to Cart
1.71ctw Natural Deep Aqua Blue Apatite, Oval, VS, Photo A

1.71ctw Natural Deep Aqua Blue Apatite, Oval, VS

Apatite

1.71ct total4 pcs
$ 37.57
5 x 3.8 mm
View Details
Add to Cart
1.86ct Natural Orange Brown Zircon, Oval, VS, Photo A
Zircon Product Video (430207)

1.86ct Natural Orange Brown Zircon, Oval, VS

Zircon

1.86ct1 pc
$ 50.95
8 x 6 mm (calibrated)
View Details
Add to Cart
11.28ct Natural Black Nuummite, Trillion, Opaque, Photo A

11.28ct Natural Black Nuummite, Trillion, Opaque

Nuummite

11.28ct1 pc
$ 49.06
23.9 x 16.1 mm
View Details
Add to Cart
1.91ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS, Photo A

1.91ct Natural Forest Green Tourmaline, Octagon / Emerald Cut, VVS-VS

Tourmaline

1.91ct1 pc
$ 51.05
15.1 x 3.9 mm
View Details
Add to Cart

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 have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Could not get it to work 25 times.

Posted By Dock in July, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

My experience has always been fantastic. Today I saved 6 gems to email a customer looking for a particular color blend to fit into an east west setting, so her options were limited, but we found one she wanted, deleted all the others in the cart and order the gem she selected. It was helpful to be able to put them in the cart so I could save them until she selected the one she wanted without having to research all of them again.

Posted By RJ in January, 2026
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

I liked the selection of gems, and price. I did not like your PayPal process. I already have a PP account and you want me to sign up for another.

Posted By CLTCJH in May, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
Enlarged Gemstone Image