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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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ID: 668003
Weight: 18.75ct
Size: 17.6 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 112.50
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ID: 688179
Weight: 1.98ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.75
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ID: 728232
Weight: 0.06ct
Size: 2.3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.74
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ID: 681985
Weight: 11.12ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 66.72
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ID: 728135
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 701900
Weight: 6.43ct
Size: 19.4 x 6.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.58
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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: 677974
Weight: 0.22ct (total)
Size: 2.3 x 2.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 132.00
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ID: 672137
Weight: 4.70ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.28
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ID: 685602
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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ID: 426717
Weight: 6.91ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.92
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ID: 277571
Weight: 13.21ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 69.74
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ID: 737556
Weight: 4.80ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 678303
Weight: 4.26ct
Size: 10.7 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.68
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ID: 673206
Weight: 12.55ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 75.30
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ID: 735004
Weight: 12.04ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 72.24
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ID: 682740
Weight: 5.39ct
Size: 10.2 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 129.36
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ID: 669135
Weight: 4.10ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Price: $ 4.92
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ID: 683059
Weight: 9.22ct
Size: 13.9 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.32
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ID: 728188
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 721791
Weight: 10.10ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 12.12
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ID: 650099
Weight: 28.85ct
Size: 29 x 20.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.42
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ID: 669223
Weight: 4.26ct
Size: 10.4 x 10.3 mm
Clarity: Opaque
Price: $ 5.11
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ID: 484731
Weight: 3.32ct
Size: 9.5 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.91
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ID: 484112
Weight: 2.34ct
Size: 10.6 x 8.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 15.44
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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: 734955
Weight: 4.81ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 24.05
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ID: 633037
Weight: 9.75ct
Size: 17.9 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.83
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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: 718448
Weight: 0.08ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 718114
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 673179
Weight: 8.06ct (total)
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 19.34
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ID: 668969
Weight: 12.08ct
Size: 16.7 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.48
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ID: 687659
Weight: 2.24ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.38
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ID: 277585
Weight: 12.85ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.85
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ID: 701759
Weight: 18.54ct
Size: 26.6 x 9.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.24
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ID: 734717
Weight: 4.73ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.38
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ID: 426460
Weight: 8.96ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 41.40
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ID: 438380
Weight: 12.72ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 50.38
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ID: 426561
Weight: 9.64ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 44.53
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ID: 384189
Weight: 22.02ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.20
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ID: 722406
Weight: 10.50ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 12.60
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ID: 633297
Weight: 13.80ct
Size: 21.4 x 14.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 73.36
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ID: 681854
Weight: 0.22ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 126.10
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ID: 683144
Weight: 0.20ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 114.64
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ID: 682736
Weight: 6.67ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 160.08
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ID: 685237
Weight: 27.96ct
Size: 18.8 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 119.78
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ID: 736365
Weight: 0.07ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.01
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ID: 669578
Weight: 15.06ct
Size: 16.1 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.36
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ID: 685626
Weight: 0.09ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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ID: 722393
Weight: 4.35ct
Size: 10.5 x 10.4 mm
Clarity: Opaque
Price: $ 5.22
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ID: 521047
Weight: 27.57ct
Size: 21.4 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 139.02
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ID: 521040
Weight: 40.32ct
Size: 29.8 x 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 203.30
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ID: 734814
Weight: 4.60ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.60
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ID: 671956
Weight: 4.76ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.42
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ID: 718305
Weight: 0.04ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.40
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ID: 718174
Weight: 0.04ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.40
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ID: 736593
Weight: 36.45ct
Size: 23.5 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.26
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ID: 674678
Weight: 20.02ct
Size: 26.4 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.02
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ID: 684526
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.51
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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 -> 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

Overall Rating -> 10 star ratings

went well

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

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
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Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

It was a good experience looking for and finding a nice amethyst stone

Posted By N/a in May, 2025
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Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
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Overall Rating -> 10 star ratings

Very professional site

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

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
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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
Enlarged Gemstone Image