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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
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ID: 681848
Weight: 0.22ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 126.10
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ID: 267556
Weight: 18.25ct (total)
Size: 9.8 x 9.6 mm
Clarity: Opaque
Content: 4 pcs
Price: $ 120.46
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ID: 728191
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 426622
Weight: 19.41ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 89.68
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ID: 673652
Weight: 0.04ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.84
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ID: 737561
Weight: 1.81ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.86
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ID: 734808
Weight: 2.91ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.46
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ID: 426793
Weight: 8.20ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.88
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ID: 685595
Weight: 0.07ct (total)
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.50
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ID: 701563
Weight: 4.28ct
Size: 11.7 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.68
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ID: 701914
Weight: 13.02ct
Size: 29 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.12
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ID: 484106
Weight: 5.12ct
Size: 12 x 8.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.79
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ID: 681858
Weight: 0.18ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 103.16
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ID: 347704
Weight: 16.77ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 88.55
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ID: 734998
Weight: 5.95ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.75
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ID: 721386
Weight: 9.80ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.76
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ID: 530266
Weight: 7.84ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.04
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ID: 734945
Weight: 4.92ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
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ID: 687944
Weight: 1.12ct
Size: 6.5 mm (calibrated)
Clarity: Opaque
Price: $ 2.69
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ID: 669024
Weight: 17.58ct
Size: 16.6 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 105.48
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ID: 645469
Weight: 23.49ct
Size: 28.2 x 20.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 14.10
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ID: 379039
Weight: 17.60ct (total)
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 69.70
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ID: 374179
Weight: 25.16ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 239.80
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ID: 728173
Weight: 0.06ct
Size: 2.4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.74
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ID: 669537
Weight: 20.01ct
Size: 24.8 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.01
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ID: 669216
Weight: 4.38ct
Size: 10.4 x 10.4 mm
Clarity: Opaque
Price: $ 5.26
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ID: 669107
Weight: 8.63ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.36
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ID: 485451
Weight: 37.14ct
Size: 25.8 x 26 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.06
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ID: 668695
Weight: 0.52ct
Size: 4.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 499.20
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ID: 328310
Weight: 14.00ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 92.40
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ID: 667969
Weight: 10.38ct
Size: 15.6 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.28
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ID: 701304
Weight: 9.33ct
Size: 16.3 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.98
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ID: 484102
Weight: 5.12ct
Size: 10 x 9.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.79
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ID: 682733
Weight: 6.03ct
Size: 10.9 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.72
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ID: 374181
Weight: 25.28ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 240.92
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ID: 668117
Weight: 28.84ct
Size: 19.9 x 17.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 173.04
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ID: 677818
Weight: 0.18ct (total)
Size: 2.2 x 2.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 108.00
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ID: 626631
Weight: 8.16ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 42.77
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ID: 734957
Weight: 4.64ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.20
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ID: 685228
Weight: 55.64ct
Size: 22.3 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 238.36
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ID: 548382
Weight: 14.65ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.92
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ID: 377527
Weight: 7.19ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 28.48
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ID: 702083
Weight: 11.16ct
Size: 23.6 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.96
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ID: 669132
Weight: 11.43ct
Size: 19.1 x 14.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.72
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ID: 426917
Weight: 9.88ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 45.65
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ID: 687489
Weight: 1.37ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.29
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ID: 669677
Weight: 8.77ct (total)
Size: 10.5 x 10.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.52
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ID: 701486
Weight: 25.94ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 155.64
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ID: 677857
Weight: 0.20ct
Size: 2.8 x 2.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 120.00
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ID: 384197
Weight: 20.90ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 82.76
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ID: 727895
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 701607
Weight: 15.23ct
Size: 32.4 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.38
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ID: 734940
Weight: 5.56ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.36
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ID: 734968
Weight: 4.63ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.15
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ID: 548388
Weight: 14.10ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 52.85
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ID: 683377
Weight: 5.23ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 112.97
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ID: 728043
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 6.87
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ID: 673637
Weight: 2.38ct (total)
Size: 7.2 x 5.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 4.76
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ID: 701916
Weight: 9.72ct
Size: 21.1 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.32
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ID: 426556
Weight: 8.93ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 41.27
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FAQs

What types of black gemstones are available?

Our collection includes natural loose black gemstones such as onyx, black spinel, black tourmaline, black sapphire, and obsidian. Each offers unique textures and finishes, ideal for jewelry or collecting.

What shapes can I find for black gemstones?

Black gemstones are available in various shapes, including round, oval, cushion, pear, emerald, and trillion cuts, suitable for diverse design preferences.

What color or finish variations do black gemstones have?

The finishes range from deep jet black and glossy opaque to subtle smoky hues and faintly translucent tones, providing options for different styles.

What is the price range for black gemstones?

Prices start at $5 and go up to $5000, offering both affordable and premium choices to fit any budget.

Are all black gemstones in stock?

Yes, every black gemstone listed is in stock and available for immediate purchase, ensuring quick access for your projects.

Do you offer worldwide shipping for black gemstones?

We provide fast and reliable worldwide shipping, delivering loose black gemstones to customers globally.

Are the black gemstones natural?

All black gemstones at GemSelect are 100% natural, carefully sourced to ensure authenticity and high quality.

Can black gemstones be used for custom jewelry?

Absolutely, our loose black gemstones are perfect for creating custom jewelry pieces like rings, pendants, and earrings, with a variety of shapes and sizes to choose from.

How do I choose the right black gemstone?

Consider the gem’s finish, shape, size, and intended use. Onyx and black spinel are durable for daily wear, while stones like obsidian may be better suited for occasional pieces due to their softer nature.

Are any treatments applied to black gemstones?

Some black gemstones, such as black sapphires or tourmalines, may undergo treatments like heat to enhance color or clarity. Each gem’s description at GemSelect includes transparent treatment information.

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 8 star ratings

Loved the lot buy options

Posted By BDG in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

great experience

Posted By T in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mm Thanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I purchased from you before and I have never been disappointed. I always received what I expected and your products are very nice.

Posted By MVK in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

went well

Posted By Doug in May, 2025
Source: Bizrate
Enlarged Gemstone Image