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Home › Gemstones › Gemstones By Color › Black Gemstones

Black Gemstones

Explore our collection of natural black gemstones, perfect for bold, elegant, and modern jewelry designs.

Black Gemstones Weight
Black Gemstones Size
Black Gemstones Clarity
Black Gemstones Price

Size Explained

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For Example: 6-7
For Example: 8-9
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Black Black Gemstones
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0.09ctw Black Diamond, Round, Opaque

0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 71.71

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12.00ctw Black Star Diopside, Oval, Opaque

12.00ctw Black Star Diopside, Oval, Opaque

11 x 9 mm (calibrated)

$ 49.80

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10.66ct Black Tourmaline, Emerald Cut, Opaque

10.66ct Black Tourmaline, Emerald Cut, Opaque

17.2 x 9 mm

$ 53.09

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10.99ct Black Onyx, Pear Shape, Opaque

10.99ct Black Onyx, Pear Shape, Opaque

18 x 13 mm (calibrated)

$ 10.95

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0.08ctw Black Diamond, Round, Opaque

0.08ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 63.74

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0.04ct Black Diamond, Round, Opaque

0.04ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 31.87

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8.06ctw Black Onyx, Oval, Opaque

8.06ctw Black Onyx, Oval, Opaque

13 x 11 mm (calibrated)

$ 16.05

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12.68ctw Black Pietersite, Oval, Opaque

12.68ctw Black Pietersite, Oval, Opaque

14 x 10 mm (calibrated)

$ 55.57

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9.18ctw Black Spinel, Round, Opaque

9.18ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 35.20

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14.66ctw Black Spinel, Heart, Opaque

14.66ctw Black Spinel, Heart, Opaque

12 x 12 mm (calibrated)

$ 87.64

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12.72ctw Black Spinel, Round, Opaque

12.72ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 41.82

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17.60ctw Black Spinel, Heart, Opaque

17.60ctw Black Spinel, Heart, Opaque

13 x 13 mm (calibrated)

$ 57.85

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3.95ct Black Star Sapphire, Oval, Opaque
Star Sapphire Product Video (683707)

3.95ct Black Star Sapphire, Oval, Opaque

10 x 8 mm (calibrated)

$ 70.82

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22.86ct Black Tourmaline, Emerald Cut, Opaque

22.86ct Black Tourmaline, Emerald Cut, Opaque

17.3 x 15.3 mm

$ 113.84

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25.94ct Black Tourmaline, Emerald Cut, Opaque

25.94ct Black Tourmaline, Emerald Cut, Opaque

20 x 15 mm (calibrated)

$ 129.18

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4.54ct Black Onyx, Cushion, Opaque

4.54ct Black Onyx, Cushion, Opaque

11 x 11 mm (calibrated)

$ 9.05

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0.07ct Black Diamond, Round, Opaque

0.07ct Black Diamond, Round, Opaque

2.5 mm (calibrated)

$ 23.96

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12.65ct Black Tourmaline, Oval, Opaque

12.65ct Black Tourmaline, Oval, Opaque

15.7 x 13.3 mm

$ 63.00

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13.35ct Black Spinel, Baguette, Opaque

13.35ct Black Spinel, Baguette, Opaque

20.1 x 10.1 mm

$ 43.88

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4.38ct Black Onyx, Heart, Opaque

4.38ct Black Onyx, Heart, Opaque

10.4 x 10.4 mm

$ 4.37

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9.97ct Black Onyx, Pear Shape, Opaque

9.97ct Black Onyx, Pear Shape, Opaque

18 x 13 mm (calibrated)

$ 9.93

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0.03ct Black Diamond, Round, Opaque

0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 10.27

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20.56ct Black Tourmaline, Cushion, Opaque

20.56ct Black Tourmaline, Cushion, Opaque

20 x 15 mm (calibrated)

$ 73.11

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14.14ct Black Nuummite, Oval, Opaque

14.14ct Black Nuummite, Oval, Opaque

16 x 12.8 mm

$ 61.50

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Why Buy Black Gemstones from GemSelect?

Natural Black Gemstones

Our black gemstones are 100% natural and carefully selected for their deep color and quality. From classic onyx to rare black spinel, these stones offer timeless appeal for any jewelry project.

Black Gemstones Online

Buy black gemstones online at GemSelect with confidence. We offer a wide range of loose black gems in various shapes, sizes, and price points, all with detailed descriptions and secure worldwide shipping.

Loose Black Gemstones for Jewelry and Collecting

Popular Black Stones

Popular black gemstones include onyx, black spinel, black sapphire, and tourmaline. Each stone offers a unique look, from glossy opaque finishes to brilliant faceted sparkle.

Black Gemstones for Jewelry

Black gemstones are a favorite for modern and classic jewelry. Their neutral color pairs well with any metal, making them ideal for rings, earrings, pendants, and men’s jewelry.

Faceted Black Gems

Faceted black gemstones provide subtle brilliance and depth. These stones are cut to maximize light reflection, offering a refined and polished look for high-end jewelry designs.

Black Cabochon Stones

Black cabochons feature smooth, domed surfaces that highlight the richness of their color. They are perfect for bold statement pieces and vintage-inspired jewelry.

Wholesale Black Gemstones

We offer wholesale black gemstones for jewelers and designers. Purchase in bulk and enjoy competitive pricing on a wide selection of calibrated and free-size stones.

Meaning of Black Gemstones

Black gemstones are often associated with strength, protection, and grounding. They are popular choices for those seeking a bold, elegant look with symbolic meaning.

Learn more about gemstone properties and characteristics on our Gemstone Information Pages.

FAQs

What are the most popular black gemstones?

Popular black gemstones include onyx, black spinel, black sapphire, and black tourmaline. Each offers different durability, brilliance, and price ranges.

Are black gemstones natural?

Yes, many black gemstones are natural. Some may be treated to enhance color, and all treatments are fully disclosed for transparency.

Are black gemstones suitable for everyday jewelry?

Many black gemstones, such as sapphire and spinel, are durable enough for daily wear, while softer stones like onyx are better suited for occasional use.

What metal pairs best with black gemstones?

Black gemstones pair well with all metals, including white gold, yellow gold, rose gold, and silver. The contrast creates a bold and elegant appearance.

Can I buy black gemstones in calibrated sizes?

Yes, we offer calibrated black gemstones in standard sizes, making them ideal for ready-made jewelry settings and consistent designs.

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
Source: Bizrate

Overall Rating -> 10 star ratings

Very neat and to the point

Posted By Botha in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I needed a very specific color of tourmaline and Gem Select had it. I had to get the client to agree and then ordered the stone. It arrived better than pictured and we all were very happy.

Posted By Tim W in February, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Navigating the site was very easy and the photos of the exact gem you would be purchasing was well done.

Posted By HVeeder in February, 2026
Source: Bizrate
→ View All GemSelect Reviews on Bizrate
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