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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: 672660
Weight: 8.93ct
Size: 14.1 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.58
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ID: 687774
Weight: 1.70ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.08
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ID: 645314
Weight: 36.78ct
Size: 33.7 x 22.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.07
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ID: 737598
Weight: 8.59ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 51.54
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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: 673179
Weight: 8.06ct (total)
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 19.34
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ID: 721377
Weight: 8.25ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 9.90
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ID: 737429
Weight: 2.61ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.66
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ID: 721542
Weight: 8.89ct (total)
Size: 10.5 x 10.5 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.67
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ID: 426750
Weight: 7.24ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 33.44
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ID: 668824
Weight: 13.06ct
Size: 15.9 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.36
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ID: 426933
Weight: 9.00ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 41.58
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ID: 521412
Weight: 44.57ct
Size: 32 x 26.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 224.75
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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: 578222
Weight: 16.17ct
Size: 24.1 x 17 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.03
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ID: 682994
Weight: 16.70ct
Size: 16.4 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.20
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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: 682738
Weight: 8.75ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 210.00
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ID: 678125
Weight: 0.27ct
Size: 3.2 x 3.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 162.00
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ID: 721384
Weight: 8.80ct
Size: 14.8 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.56
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ID: 683338
Weight: 5.40ct
Size: 10 x 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 116.64
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ID: 677916
Weight: avg. 0.13 ct / each
Size: 2.6 x 2.6 mm
Clarity: Opaque
Price: $ 64.17
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ID: 717972
Weight: 0.08ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 683395
Weight: 2.36ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 50.98
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ID: 718450
Weight: 0.08ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 426913
Weight: 10.08ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 46.57
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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: 728226
Weight: 0.10ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.24
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ID: 718452
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.20
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ID: 718210
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.40
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ID: 521203
Weight: 68.17ct
Size: 36.9 x 32.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 343.74
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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: 669536
Weight: 19.24ct
Size: 24.9 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.09
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ID: 682713
Weight: 0.27ct (total)
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 154.75
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ID: 372536
Weight: 24.87ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 98.48
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ID: 734966
Weight: 5.45ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.25
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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: 426932
Weight: 7.94ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 36.68
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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: 497307
Weight: 2.28ct
Size: 8.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 15.05
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ID: 645370
Weight: 15.51ct
Size: 17.6 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 76.68
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ID: 683625
Weight: 3.64ct
Size: 9.1 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 78.62
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ID: 688339
Weight: 2.84ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.68
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ID: 684799
Weight: 41.19ct
Size: 20.2 x 18.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 642.56
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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: 687779
Weight: 2.17ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.21
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ID: 736595
Weight: 38.41ct
Size: 34.7 x 23.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.11
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ID: 688459
Weight: 2.32ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.57
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ID: 683340
Weight: 5.13ct
Size: 10.6 x 8.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 110.81
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ID: 683620
Weight: 2.47ct
Size: 8.8 x 6.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 53.35
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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: 426749
Weight: 6.49ct (total)
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.99
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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: 672659
Weight: 9.17ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 55.02
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ID: 629536
Weight: 31.63ct
Size: 22.5 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 167.39
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ID: 683394
Weight: 2.77ct
Size: 8.1 x 6.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.83
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ID: 681886
Weight: 9.12ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 54.72
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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: 702344
Weight: avg. 0.07 ct / each
Size: 2.5 mm (calibrated)
Clarity: Opaque
Price: $ 24.82
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ID: 737361
Weight: 1.20ct
Size: 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.20
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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 -> 9 star ratings

I am very pleased with the ways you can filter your searches on this site, finding exactly what I want with little knowledge of what I am looking for is surprisingly easy!

Posted By Leo in March, 2025
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Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

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

Awesome

Posted By D in December, 2024
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Overall Rating -> 10 star ratings

Im not a jeweler, I buy for my personal use. My dad was a jewelry maker and I love gemstones.

Posted By Andie in September, 2024
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Overall Rating -> 10 star ratings

the selection is good as are the prices

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

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
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Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 2025
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Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
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Overall Rating -> 10 star ratings

I love the product and the details about each of them.

Posted By Love It! in July, 2025
Source: Bizrate
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