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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
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ID: 737594
Weight: 7.35ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.10
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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: 529578
Weight: 6.82ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.01
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ID: 701895
Weight: 5.71ct
Size: 19.5 x 6.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.26
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ID: 683497
Weight: 3.50ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 63.00
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ID: 688726
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.98
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ID: 702112
Weight: 11.28ct
Size: 13.6 x 10.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.68
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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: 645623
Weight: 24.73ct
Size: 19.5 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.27
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ID: 701495
Weight: 8.17ct
Size: 17.3 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.02
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ID: 701310
Weight: 7.20ct
Size: 19.7 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.20
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ID: 687783
Weight: 2.31ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.54
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ID: 682737
Weight: 7.59ct
Size: 11.8 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 182.16
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ID: 735003
Weight: 12.73ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.38
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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: 722132
Weight: 19.62ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 23.54
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ID: 684519
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.51
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ID: 672936
Weight: 4.20ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 10.08
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ID: 689095
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.81
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ID: 671961
Weight: 4.89ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.74
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ID: 728032
Weight: 0.08ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.99
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ID: 682671
Weight: 2.72ct
Size: 8.2 x 6.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.96
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ID: 734990
Weight: 2.89ct
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.45
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ID: 328309
Weight: 13.48ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 88.97
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ID: 384492
Weight: 13.84ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.80
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ID: 636959
Weight: 28.23ct (total)
Size: 20.2 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 101.63
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ID: 426843
Weight: 14.31ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.66
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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: 426462
Weight: 8.64ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 39.91
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ID: 683697
Weight: 4.69ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 101.30
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ID: 682800
Weight: 11.42ct
Size: 16.8 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.52
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ID: 683619
Weight: 3.95ct
Size: 9.2 x 7.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 85.32
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ID: 687549
Weight: 2.24ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.38
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ID: 334760
Weight: 8.92ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.87
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ID: 669642
Weight: 6.96ct
Size: 15 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.76
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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: 737369
Weight: 9.06ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.36
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ID: 612867
Weight: 6.27ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.69
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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: 674988
Weight: 13.63ct
Size: 24.8 x 15.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.26
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ID: 734974
Weight: 5.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 26.60
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ID: 683166
Weight: 2.34ct
Size: 9 x 6.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 50.54
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ID: 627879
Weight: 17.27ct
Size: 17.5 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 82.27
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ID: 734946
Weight: 6.15ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.90
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ID: 688343
Weight: 2.90ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.96
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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: 668233
Weight: 8.56ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 51.36
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ID: 377898
Weight: 15.75ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 62.38
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ID: 630777
Weight: 18.31ct
Size: 18.7 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.90
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ID: 722135
Weight: 17.54ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 21.05
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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: 683003
Weight: 8.68ct
Size: 13.3 x 11.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.08
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ID: 426714
Weight: 7.01ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 32.39
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ID: 687775
Weight: 1.99ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.78
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ID: 672136
Weight: 4.54ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 10.90
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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: 678294
Weight: 3.25ct
Size: 10.6 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.50
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ID: 701308
Weight: 13.27ct
Size: 18.9 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 79.62
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ID: 645542
Weight: 6.17ct
Size: 13.1 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.50
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ID: 718171
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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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

very good

Posted By Son Gift in January, 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

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved everything. High quality, quick shipping, and authentication included.

Posted By Chris in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have shopped at Gemselect for nearly 20 years. I especially like that you see pictures of the exact gem you are purchasing. You are a trusted source.

Posted By DNaber in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have been very happy with my prior purchases and enjoy the website experience.

Posted By Trouble in November, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well

Posted By Marti in July, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate
Enlarged Gemstone Image