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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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ID: 578586
Weight: 18.03ct
Size: 24.7 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.71
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ID: 687492
Weight: 1.59ct
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 3.82
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ID: 734969
Weight: 4.61ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.05
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ID: 379036
Weight: 17.33ct (total)
Size: 13 x 12.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 68.63
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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: 384189
Weight: 22.02ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.20
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ID: 727996
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 671953
Weight: 4.85ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.64
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ID: 688718
Weight: 0.08ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 46.64
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ID: 734962
Weight: 5.95ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.75
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ID: 678020
Weight: 0.16ct
Size: 2.7 x 2.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.00
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ID: 728003
Weight: 0.03ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 335828
Weight: 15.01ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 99.07
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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: 548383
Weight: 13.38ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 50.16
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ID: 681839
Weight: 7.56ct
Size: 11.9 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.36
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ID: 518703
Weight: 2.48ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.37
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ID: 435210
Weight: 23.81ct
Size: 27.8 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.43
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ID: 728039
Weight: 0.11ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 45.36
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ID: 673647
Weight: 11.82ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 70.92
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ID: 497302
Weight: 2.55ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 16.84
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ID: 682518
Weight: 14.90ct
Size: 17 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 89.40
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ID: 721786
Weight: 9.91ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 11.89
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ID: 426803
Weight: 9.40ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 43.43
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ID: 678018
Weight: 0.07ct
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 42.00
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ID: 673533
Weight: 17.95ct
Size: 19.2 x 12.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 107.70
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ID: 737550
Weight: 10.95ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 65.70
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ID: 734817
Weight: 4.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.92
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ID: 673177
Weight: 8.18ct (total)
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 19.63
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ID: 629449
Weight: 31.64ct
Size: 24.4 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 167.44
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ID: 737553
Weight: 6.96ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.76
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ID: 672024
Weight: 19.68ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Price: $ 47.23
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ID: 677843
Weight: 0.98ct
Size: 5 x 5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 672.62
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ID: 529572
Weight: 6.89ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.29
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ID: 687832
Weight: 2.86ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.86
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ID: 701954
Weight: 6.60ct
Size: 17.5 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.60
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ID: 683493
Weight: 5.17ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 111.67
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ID: 668112
Weight: 9.00ct
Size: 13.2 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.00
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ID: 701517
Weight: 13.41ct
Size: 14.8 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.46
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ID: 684797
Weight: 34.34ct
Size: 20.2 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 535.70
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ID: 678016
Weight: 0.42ct
Size: 3.6 x 3.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 252.00
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ID: 681855
Weight: 0.21ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 120.36
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ID: 678054
Weight: 0.14ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 84.00
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ID: 530271
Weight: 7.21ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 28.55
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ID: 668967
Weight: 9.93ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 59.58
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ID: 722390
Weight: 9.35ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.22
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ID: 668449
Weight: 15.04ct
Size: 20.4 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.24
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ID: 668859
Weight: 10.39ct
Size: 19 x 14.5 mm
Clarity: Opaque
Price: $ 12.47
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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: 728164
Weight: 0.07ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.87
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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: 645622
Weight: 17.12ct
Size: 21.5 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.64
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ID: 718451
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 86.40
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ID: 672937
Weight: 4.16ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 9.98
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ID: 701918
Weight: 6.87ct
Size: 17 x 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.22
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ID: 682710
Weight: 0.27ct (total)
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 154.75
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ID: 718176
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 681893
Weight: 5.79ct
Size: 13.3 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.74
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ID: 328240
Weight: 14.51ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.06
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ID: 630775
Weight: 13.23ct
Size: 18 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.01
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Why Buy Black Gemstones from GemSelect?

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

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

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good.

Posted By Tommy in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I would recommend gem select yo everyone Fast service and no problems

Posted By Steve in March, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Plan on purchasing on an ongoing basis. So far.....so good....

Posted By Jim in January, 2026
Source: Bizrate
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