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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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6.94ctw Black Spinel, Round, Opaque

9 mm (calibrated)

$ 27.48

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4.08ct Black Star Sapphire, Oval, Opaque

10 x 8 mm (calibrated)

$ 73.44

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27.85ctw Black Spinel, Baguette, Opaque

20.2 x 10 mm

$ 100.26

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22.49ctw Black Spinel, Oval, Opaque

16 x 12 mm (calibrated)

$ 89.06

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0.09ctw Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 31.50

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3.11ctw Black Onyx, Round, Opaque

7 mm (calibrated)

$ 7.46

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17.87ct Black with Gold Sheen Obsidian, Trillion, Opaque

24.8 x 20.1 mm

$ 35.39

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0.29ct Black Diamond, Square, Opaque

3.2 x 3.2 mm

$ 174.00

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7.15ct Black Star Diopside, Oval, Opaque

12 x 10 mm (calibrated)

$ 42.90

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13.01ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 48.78

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1.48ct Black Star Diopside, Oval, Transparent

8 x 6 mm (calibrated)

$ 8.88

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2.20ctw Black Onyx, Round, Opaque

5.5 mm (calibrated)

$ 5.28

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4.60ct Black Star Sapphire, Oval, Opaque

10.2 x 8.9 mm

$ 110.40

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11.10ct Schorl Tourmaline, Oval, Opaque

15.2 x 13 mm

$ 66.60

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14.42ctw Black Spinel, Cushion, Opaque

12 x 10 mm (calibrated)

$ 95.17

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11.74ct Black with Gold Sheen Obsidian, Pear Shape, Opaque

23.8 x 17.8 mm

$ 10.57

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2.93ctw Black Onyx, Round, Opaque

7 mm (calibrated)

$ 5.86

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18.03ct Black with Bronze Obsidian, Oval, Opaque

24.7 x 16.8 mm

$ 35.71

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20.28ct Schorl Tourmaline, Oval, Opaque

19.1 x 16 mm

$ 86.88

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14.55ctw Black Spinel, Cushion, Opaque

12 x 10 mm (calibrated)

$ 96.04

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3.36ctw Black Onyx, Round, Opaque

7.5 mm (calibrated)

$ 8.06

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8.89ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.08

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0.03ct Black Diamond, Round, Opaque

2.1 mm (calibrated)

$ 12.37

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2.19ct Black Star Diopside, Round, Opaque

7.5 mm (calibrated)

$ 13.14

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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 love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate

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

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
Source: Bizrate
Enlarged Gemstone Image