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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

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For Example: 6-7
For Example: 8-9
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Black Black Gemstones
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9.40ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 43.43

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 12.37

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39.46ct Black with Gold Sheen Obsidian, Oval, Opaque

37.4 x 23.7 mm

$ 41.68

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0.29ct Black Diamond, Square, Opaque

3.4 x 3.4 mm

$ 174.00

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10.44ct Black with Gold Sheen Obsidian, Pear Shape, Opaque

21.6 x 14.1 mm

$ 20.68

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17.33ctw Black Spinel, Heart, Opaque

13 x 12.5 mm

$ 68.63

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1.24ct Black Onyx, Round, Opaque

6.5 mm (calibrated)

$ 2.98

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15.82ct Light Blackish Brown Obsidian, Trillion, Opaque

23.6 x 20.4 mm

$ 31.32

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14.10ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 52.85

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0.03ct Black Diamond, Round, Opaque

2 mm (calibrated)

$ 28.80

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4.34ct Black Onyx, Heart, Opaque

10 x 10 mm (calibrated)

$ 5.21

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14.51ctw Black Spinel, Heart, Opaque

12 x 12 mm (calibrated)

$ 87.06

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8.09ct Black Star Diopside, Round, Opaque

11 mm (calibrated)

$ 48.54

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7.36ct Schorl Tourmaline, Oval, Opaque

13.4 x 11.2 mm

$ 44.16

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5.28ct Schorl Tourmaline, Emerald Cut, Opaque

16.6 x 7.2 mm

$ 31.68

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12.28ct Schorl Tourmaline, Cushion, Opaque

14 x 12 mm (calibrated)

$ 52.61

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2.34ct Black Star Sapphire, Oval, Opaque

9 x 6.7 mm

$ 50.54

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0.22ct Black Diamond, Square, Opaque

2.9 x 2.8 mm

$ 132.00

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14.85ctw Black Spinel, Oval, Opaque

14 x 10 mm (calibrated)

$ 58.81

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10.38ct Black Onyx, Pear Shape, Opaque

18 x 13 mm (calibrated)

$ 12.46

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0.27ct Black Diamond, Square, Opaque

3.2 x 3.1 mm

$ 162.00

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8.07ctw Black Onyx, Oval, Opaque

13 x 11 mm (calibrated)

$ 19.37

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0.15ctw Black Diamond, Square, Opaque

2 x 2 mm (calibrated)

$ 90.00

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12.21ct Schorl Tourmaline, Heart, Opaque

15.7 x 14.6 mm

$ 61.05

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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 -> 10 star ratings

I could see the actual gem I was buying

Posted By Bugs in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

When I need a specific stone, gem select is my go to shop. Always a good experience and a great product.

Posted By LeAnn in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate
Enlarged Gemstone Image