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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: 737368
Weight: 9.82ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.92
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ID: 701290
Weight: 18.12ct
Size: 24.8 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 108.72
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ID: 681845
Weight: 7.52ct
Size: 14.5 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.12
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ID: 668093
Weight: 8.66ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.39
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ID: 688341
Weight: 3.07ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.37
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ID: 553598
Weight: 6.57ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 34.69
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ID: 677855
Weight: 0.18ct
Size: 2.8 x 2.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.00
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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: 374181
Weight: 25.28ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 240.92
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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: 678142
Weight: 0.28ct
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 168.00
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ID: 630317
Weight: 26.45ct
Size: 18.9 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 139.97
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ID: 672229
Weight: 4.70ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.28
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ID: 618779
Weight: 44.26ct
Size: 31.5 x 24.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.87
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ID: 702078
Weight: 6.77ct
Size: 13 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.62
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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: 633037
Weight: 9.75ct
Size: 17.9 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.83
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ID: 683487
Weight: 4.49ct
Size: 10.8 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.98
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ID: 626630
Weight: 19.24ct
Size: 22.9 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.82
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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: 688724
Weight: 0.07ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.81
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ID: 434037
Weight: 34.12ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 45.04
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ID: 328243
Weight: 13.98ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 92.27
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ID: 688032
Weight: 2.69ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.46
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ID: 727904
Weight: 0.03ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.31
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ID: 613893
Weight: 14.01ct
Size: 20 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.48
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ID: 683220
Weight: 3.50ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 75.60
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ID: 702027
Weight: 4.83ct
Size: 11.4 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.98
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ID: 669537
Weight: 20.01ct
Size: 24.8 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 24.01
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ID: 687555
Weight: 2.48ct (total)
Size: 6.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.95
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ID: 677805
Weight: 0.05ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.62
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ID: 683175
Weight: 4.63ct
Size: 10.2 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.01
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ID: 384537
Weight: 13.73ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.37
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ID: 668005
Weight: 25.40ct
Size: 21.2 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 152.40
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ID: 522431
Weight: 29.47ct
Size: 25.5 x 19.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 148.61
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ID: 372540
Weight: 24.56ct (total)
Size: 17.5 x 8.1 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 232.76
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ID: 530263
Weight: 6.77ct (total)
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 26.81
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ID: 685618
Weight: 0.11ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 38.51
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ID: 701287
Weight: 7.00ct
Size: 16.2 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.00
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ID: 721793
Weight: 9.82ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.78
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ID: 553593
Weight: 7.02ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.07
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ID: 688721
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.98
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ID: 683540
Weight: 4.00ct
Size: 10.5 x 8.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.40
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ID: 728191
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 672065
Weight: 7.44ct
Size: 13 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 44.64
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ID: 678052
Weight: 0.11ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.00
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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: 672031
Weight: 19.42ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Price: $ 46.61
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ID: 688028
Weight: 3.20ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.68
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ID: 734721
Weight: 5.00ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 30.00
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ID: 426507
Weight: 8.68ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 40.10
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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: 702115
Weight: 5.25ct
Size: 14.7 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.25
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ID: 681883
Weight: 13.51ct
Size: 16.7 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.06
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ID: 737595
Weight: 4.27ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.62
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ID: 633687
Weight: 15.11ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 80.33
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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: 277582
Weight: 6.05ct
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.90
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ID: 379042
Weight: 19.39ct (total)
Size: 13.7 x 12.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 76.79
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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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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

Easy to use. No issues. Large selection of gems.

Posted By CLTCJH in February, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

I love wide range of stones. Always have my preference.

Posted By Ray in April, 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

Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Found a beautiful opal at a great price. I was not disappointed when it arrived. Even better in person.

Posted By Fried Rice in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, presentation and the price of the stones. I love the identification card - report they send with each stone.

Posted By Dia in March, 2025
Source: Bizrate
Enlarged Gemstone Image