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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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Black Gemstones Price

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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: 701893
Weight: 5.29ct
Size: 14.5 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.45
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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: 734984
Weight: 12.00ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 60.00
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ID: 685498
Weight: 20.28ct
Size: 19.1 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.88
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ID: 737596
Weight: 7.08ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 42.48
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ID: 701958
Weight: 6.61ct
Size: 15 x 8.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 39.66
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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: 681850
Weight: 0.21ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 120.36
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ID: 722134
Weight: 20.57ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.68
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ID: 734982
Weight: 8.10ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 40.50
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ID: 650101
Weight: 26.31ct
Size: 30.3 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.62
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ID: 426708
Weight: 9.58ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 44.26
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ID: 734980
Weight: 12.53ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 62.65
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ID: 683049
Weight: 0.13ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 74.51
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ID: 721331
Weight: 4.31ct
Size: 10.5 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.17
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ID: 687945
Weight: 1.24ct
Size: 6.5 mm (calibrated)
Clarity: Opaque
Price: $ 2.98
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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: 334759
Weight: 8.96ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 59.14
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ID: 718170
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 521415
Weight: 38.94ct
Size: 28.4 x 22.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 196.36
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ID: 548379
Weight: 12.29ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 46.07
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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: 636346
Weight: 12.28ct
Size: 19.9 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 44.21
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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: 688336
Weight: 3.07ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.37
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ID: 668414
Weight: 28.01ct
Size: 31.4 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 168.06
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ID: 678121
Weight: 0.17ct
Size: 2.5 x 2.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 102.00
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ID: 685617
Weight: 0.09ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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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: 721786
Weight: 9.91ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 11.89
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ID: 668451
Weight: 27.92ct
Size: 45.7 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 167.52
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ID: 717965
Weight: 0.08ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 438377
Weight: 14.27ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 56.51
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ID: 682729
Weight: 4.92ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 117.60
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ID: 689814
Weight: 0.06ct
Size: 2.4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.98
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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: 434101
Weight: 24.86ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 32.82
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ID: 688716
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.01
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ID: 737554
Weight: 8.90ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 53.40
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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: 683048
Weight: 0.17ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.44
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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: 702114
Weight: 4.33ct
Size: 13.5 x 7.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.98
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ID: 682776
Weight: 3.50ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 63.00
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ID: 672023
Weight: 19.31ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Price: $ 46.34
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ID: 668452
Weight: 7.69ct
Size: 12.2 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.14
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ID: 734950
Weight: 4.62ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.72
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ID: 677862
Weight: 0.04ct
Size: 1.8 x 1.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.00
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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: 669496
Weight: 26.89ct
Size: 30.2 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.27
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ID: 687553
Weight: 2.88ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.91
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ID: 677824
Weight: 0.12ct (total)
Size: 1.9 x 1.8 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 72.00
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ID: 433733
Weight: 30.38ct
Size: 24.4 x 19.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.42
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ID: 689105
Weight: 0.07ct
Size: 2.4 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.81
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ID: 668366
Weight: 0.09ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.67
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ID: 688440
Weight: 2.05ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.92
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ID: 681853
Weight: 0.17ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 97.44
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ID: 736594
Weight: 32.71ct
Size: 28.4 x 19.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 30.75
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ID: 702026
Weight: 4.16ct
Size: 13.3 x 6.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.96
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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

I found what I was looking for...had to look up millimeters to inches. It would be nice to see something, like a quarter, in the pix to show relative size. I plan on buy loose gemstones for every month in the calendar

Posted By TheP in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I was able to find what I was looking for

Posted By Lincolnpremier in January, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Was a good experience.

Posted By Tim in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very professional site

Posted By JR in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to navigate

Posted By GemGod in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 2025
Source: Bizrate
Enlarged Gemstone Image