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Natural Black Spinel Gemstones

Discover natural black spinel gemstones, prized for their deep color, brilliance, and excellent durability.

Black Spinel Weight
Black Spinel Size
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Black Spinel Price

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28.79ctw Black Spinel, Fancy, Opaque

18.1 x 11.7 mm

$ 162.20

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14.22ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 56.32

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9.54ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 37.78

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14.24ctw Black Spinel, Oval, Opaque

14 x 10 mm (calibrated)

$ 65.78

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25.51ctw Black with Gold Sheen Spinel, Baguette, Opaque

17.6 x 8.2 mm

$ 241.78

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10.13ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 40.12

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25.13ctw Black Spinel, Baguette, Opaque

17.6 x 8.2 mm

$ 239.50

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21.45ctw Black Spinel, Fancy, Opaque

18.2 x 12 mm

$ 141.58

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16.97ctw Black Spinel, Heart, Opaque

13 x 13 mm (calibrated)

$ 67.20

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14.10ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 52.85

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13.12ctw Black Spinel, Heart, Opaque

12 x 12 mm (calibrated)

$ 86.59

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8.20ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 37.88

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13.75ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 54.46

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9.00ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.58

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14.26ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 53.46

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13.84ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 54.80

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27.48ctw Black Spinel, Fancy, Opaque

18.2 x 11.9 mm

$ 108.82

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8.38ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 38.71

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8.89ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 41.08

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15.75ctw Black Spinel, Oval, Opaque

14 x 10 mm (calibrated)

$ 62.38

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6.74ctw Black Spinel, Round, Opaque

9.5 mm (calibrated)

$ 35.59

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27.88ctw Black Spinel, Baguette, Opaque

20.1 x 9.9 mm

$ 110.40

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14.02ctw Black Spinel, Round, Opaque

12 mm (calibrated)

$ 55.52

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8.55ctw Black Spinel, Round, Opaque

10 mm (calibrated)

$ 39.50

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Why Buy Black Spinel from GemSelect?

Natural Black Spinel Stones

Our natural black spinel gemstones are carefully selected for their rich jet-black color and impressive brilliance. Known for their durability and luster, black spinel is a sophisticated choice for both modern and classic jewelry designs.

Buy Black Spinel Gemstones Online

Shop loose black spinel gemstones online with confidence at GemSelect. Choose from a wide variety of shapes, sizes, and cuts, all backed by detailed specifications and worldwide shipping.

Loose Black Spinel Gemstones for Jewelry

Black Spinel for Rings and Fine Jewelry

With a Mohs hardness of 8, black spinel is suitable for rings, earrings, pendants, and bracelets. Its high polish and strong luster make it an excellent alternative to black diamond for elegant and durable jewelry pieces.

Faceted Black Spinel

Faceted black spinel gemstones offer exceptional sparkle thanks to their refractive properties. Popular shapes include round, oval, cushion, and pear cuts, ideal for center stones or accent designs.

Black Spinel Cabochons

Black spinel cabochons feature smooth, domed surfaces that highlight the gem’s deep, even color. These stones are perfect for bold statement jewelry and contemporary settings.

Calibrated Black Spinel Sizes

We offer calibrated black spinel gemstones in standard sizes such as 5 mm, 6 mm, and 8 x 6 mm, making them easy to set into pre-made jewelry mountings.

Wholesale Black Spinel

Looking to purchase in bulk? Our wholesale black spinel options are ideal for jewelers and designers seeking consistent quality and competitive pricing on multiple stones.

Black Spinel Meaning and Properties

Black spinel is associated with protection and grounding. Its deep black color and durability have made it a popular gemstone for centuries, valued for both its beauty and resilience.

Learn more about the history, properties, and care of spinel on our Spinel Information Page.

FAQs

Is black spinel a natural gemstone?

Yes, black spinel is a natural gemstone. At GemSelect, all treatments (if any) are fully disclosed to ensure complete transparency.

How durable is black spinel for everyday wear?

Black spinel has a hardness of 8 on the Mohs scale, making it suitable for everyday jewelry, including rings and bracelets, with proper care.

Is black spinel a good alternative to black diamond?

Yes, black spinel offers a similar deep black appearance with excellent brilliance at a more accessible price point, making it a popular alternative.

Are black spinel gemstones calibrated?

Many black spinel stones are available in calibrated sizes, allowing for easy setting into standard jewelry mountings.

Can I buy loose black spinel in bulk?

Yes, we offer wholesale black spinel gemstones for bulk purchases, ideal for jewelry designers and retailers.

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

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 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

I found exactly what I was looking for and ordered it. I like how you give information on the stones I'm buying. Glad I found you!

Posted By TheP in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Filters need to be improved but rest of website is great

Posted By Rock hound in December, 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 -> 10 star ratings

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025
Source: Bizrate
Enlarged Gemstone Image