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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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ID: 677121
Weight: 0.06ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.54
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ID: 701604
Weight: 9.61ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 57.66
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ID: 668009
Weight: 8.54ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 51.24
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ID: 675205
Weight: 24.36ct
Size: 31.7 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.27
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ID: 702031
Weight: 5.28ct
Size: 16.6 x 7.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.68
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ID: 721603
Weight: 9.16ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.99
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ID: 530269
Weight: 6.98ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.64
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ID: 687839
Weight: 3.11ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.46
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ID: 702073
Weight: 6.90ct
Size: 22.7 x 5.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.40
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ID: 682435
Weight: 14.45ct
Size: 15.9 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.70
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ID: 688182
Weight: 1.98ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.75
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ID: 334758
Weight: 8.89ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.68
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ID: 701283
Weight: 9.07ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.42
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ID: 678139
Weight: 0.24ct
Size: 2.8 x 2.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.00
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ID: 426840
Weight: 14.24ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 65.78
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ID: 701291
Weight: 17.27ct
Size: 25 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 103.62
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ID: 678123
Weight: 0.22ct
Size: 2.9 x 2.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 132.00
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ID: 669221
Weight: 4.19ct
Size: 10.5 x 10.3 mm
Clarity: Opaque
Price: $ 5.03
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ID: 668332
Weight: 4.51ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 5.41
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ID: 722357
Weight: 17.51ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 21.01
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ID: 722137
Weight: 21.82ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 26.18
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ID: 627830
Weight: 27.22ct
Size: 24 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 142.64
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ID: 645485
Weight: 8.46ct
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.83
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ID: 701896
Weight: 7.82ct
Size: 13.2 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.92
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ID: 521414
Weight: 28.28ct
Size: 26.2 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 142.60
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ID: 728231
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 736758
Weight: 1.47ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.82
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ID: 650096
Weight: 27.42ct
Size: 33 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.42
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ID: 668965
Weight: 10.39ct
Size: 15 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 62.34
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ID: 674981
Weight: 17.46ct
Size: 23.5 x 18.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.72
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ID: 701518
Weight: 22.86ct
Size: 17.3 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 137.16
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ID: 669674
Weight: 8.56ct (total)
Size: 10.5 x 10.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.27
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ID: 668215
Weight: avg. 0.04 ct / each
Size: 2 mm (calibrated)
Clarity: Opaque
Price: $ 16.85
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ID: 634144
Weight: 14.33ct
Size: 17.9 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.18
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ID: 734705
Weight: 10.31ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 61.86
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ID: 377597
Weight: 26.18ct (total)
Size: 18.2 x 11.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 172.79
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ID: 687489
Weight: 1.37ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.29
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ID: 669896
Weight: 4.33ct
Size: 10.4 x 10.3 mm
Clarity: Opaque
Price: $ 4.33
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ID: 384557
Weight: 15.94ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 63.12
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ID: 669544
Weight: 19.71ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.65
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ID: 685618
Weight: 0.11ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 38.51
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ID: 721548
Weight: 8.57ct (total)
Size: 10.5 x 10.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.28
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ID: 737424
Weight: 1.40ct
Size: 7.9 x 5.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 8.40
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ID: 728004
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 683003
Weight: 8.68ct
Size: 13.3 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.08
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ID: 684528
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.00
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ID: 328316
Weight: 13.56ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 89.50
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ID: 728225
Weight: 0.06ct
Size: 2.4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.74
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ID: 518612
Weight: 2.46ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.24
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ID: 633040
Weight: 16.00ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 85.06
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ID: 728133
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 734967
Weight: 4.05ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.25
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ID: 578584
Weight: 15.82ct
Size: 23.6 x 20.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.32
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ID: 649922
Weight: 30.67ct
Size: 29.7 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.72
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ID: 737548
Weight: 9.27ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 55.62
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ID: 667972
Weight: 5.50ct
Size: 11.2 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.00
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ID: 521413
Weight: 26.97ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 136.00
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ID: 668860
Weight: 4.35ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Price: $ 12.47
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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: 737565
Weight: 1.99ct
Size: 8 x 6 mm (calibrated)
Clarity: Transparent
Content: 1 pc
Price: $ 11.94
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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 -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Excellent selection of stones -including ones I had never heard of before -nice site and fairly easy to use

Posted By DrD in May, 2025
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Overall Rating -> 10 star ratings

Great selection of gems at a reasonable price

Posted By Curt in July, 2025
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Overall Rating -> 10 star ratings

Great for buying gemstones, came with authenticity certs. Will buy again someday!

Posted By Uggadugga in May, 2025
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Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
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Overall Rating -> 10 star ratings

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

Posted By Diana in April, 2025
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Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
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Overall Rating -> 10 star ratings

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025
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Overall Rating -> 10 star ratings

First time so this is an experiment! Shopping is so fun on this site, though!

Posted By Gem Delight in March, 2025
Source: Bizrate
Enlarged Gemstone Image