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Black Gemstones | Natural Loose Black Gems for Sale

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ID: 737427
Weight: 2.45ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.70
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ID: 672033
Weight: 19.82ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Price: $ 47.57
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ID: 633040
Weight: 16.00ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 85.06
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ID: 426754
Weight: 6.58ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 30.40
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ID: 688439
Weight: 1.96ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.70
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ID: 683334
Weight: 2.82ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 60.91
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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: 735000
Weight: 5.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 31.92
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ID: 682687
Weight: 6.82ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 163.68
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ID: 718117
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 384557
Weight: 15.94ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 63.12
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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: 734998
Weight: 5.95ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.75
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ID: 633302
Weight: 9.11ct
Size: 15.1 x 12.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.43
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ID: 668975
Weight: 17.65ct
Size: 18.2 x 13.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 105.90
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ID: 728196
Weight: 0.04ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 702075
Weight: 10.67ct
Size: 19.1 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.02
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ID: 682723
Weight: 7.84ct
Size: 11.5 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 188.16
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ID: 495385
Weight: 6.50ct
Size: 12 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 42.90
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ID: 669636
Weight: 11.82ct
Size: 24.3 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 70.92
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ID: 604674
Weight: 21.74ct
Size: 28.7 x 21.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.96
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ID: 335933
Weight: 14.42ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 95.17
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ID: 701315
Weight: 11.61ct
Size: 17.5 x 10.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.66
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ID: 668910
Weight: 9.62ct (total)
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 11.54
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ID: 633795
Weight: 13.93ct
Size: 20.1 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.05
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ID: 426511
Weight: 8.86ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 40.93
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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: 721789
Weight: 10.14ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.17
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ID: 683064
Weight: 16.21ct (total)
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 81.05
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ID: 728040
Weight: 0.09ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
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ID: 618042
Weight: 29.59ct
Size: 26.8 x 21.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.44
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ID: 675207
Weight: 18.13ct
Size: 26.4 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 13.60
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ID: 529583
Weight: 7.55ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.90
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ID: 604672
Weight: 19.87ct
Size: 31.2 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 17.49
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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: 682688
Weight: 4.82ct
Size: 11.6 x 8.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.68
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ID: 734706
Weight: 5.02ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 30.12
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ID: 673576
Weight: avg. 0.05 ct / each
Size: 2.1 mm (calibrated)
Clarity: Opaque
Price: $ 21.23
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ID: 672133
Weight: 4.84ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.62
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ID: 672132
Weight: 4.89ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.74
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ID: 548387
Weight: 12.44ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 46.63
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ID: 676934
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.62
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ID: 736764
Weight: 1.72ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.32
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ID: 674918
Weight: 11.74ct
Size: 23.8 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 10.57
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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: 682753
Weight: 2.26ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 40.68
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ID: 497310
Weight: 2.71ct
Size: 9.5 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 17.89
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ID: 379045
Weight: 16.97ct (total)
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.20
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ID: 669546
Weight: 21.26ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.51
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ID: 722389
Weight: 9.50ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 11.40
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ID: 645536
Weight: 6.70ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 33.12
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ID: 728187
Weight: 0.03ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.31
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ID: 669134
Weight: 4.24ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Price: $ 5.09
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ID: 383958
Weight: 14.83ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 58.73
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ID: 722407
Weight: 11.38ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 13.66
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ID: 734985
Weight: 6.77ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 33.85
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ID: 529575
Weight: 6.94ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.48
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ID: 736592
Weight: 29.35ct
Size: 28 x 20 mm
Clarity: Opaque
Content: 1 pc
Price: $ 27.59
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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: 737593
Weight: 7.94ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 47.64
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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

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not realize these stones were of jewelry quality. They are really beautiful, just not what I was expecting which was more of a natural stone.

Posted By Jewelry Quality Stones in July, 2025
Source: Bizrate

Overall Rating -> 7 star ratings

Excited to see

Posted By Ss in December, 2024
Source: Bizrate

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
Source: Bizrate

Overall Rating -> 10 star ratings

selection was broad and the check out was quick. Great site

Posted By JC Karl in September, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.

Posted By Jac in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I am filling a small treasure chest and picked a nice amethyst.

Posted By VinnyD in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Helpselect accomplished all personal growth goals

Posted By Mike in October, 2024
Source: Bizrate
Enlarged Gemstone Image