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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
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ID: 718211
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 737367
Weight: 9.76ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.56
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ID: 548381
Weight: 13.13ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 49.22
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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: 734818
Weight: 3.46ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.76
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ID: 682719
Weight: 4.89ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 117.36
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ID: 683491
Weight: 4.23ct
Size: 9.4 x 7.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 91.37
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ID: 668693
Weight: 0.85ct
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 816.00
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ID: 669676
Weight: 8.51ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 8.51
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ID: 433974
Weight: 27.71ct
Size: 30 x 22 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.58
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ID: 701517
Weight: 13.41ct
Size: 14.8 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 80.46
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ID: 737552
Weight: 11.09ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 66.54
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ID: 678053
Weight: 0.35ct (total)
Size: 2.8 x 2.6 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 210.00
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ID: 578054
Weight: 18.03ct
Size: 24.1 x 19.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.71
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ID: 735012
Weight: 2.63ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.78
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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: 548585
Weight: 7.18ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 26.92
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ID: 718453
Weight: 0.08ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 521051
Weight: 66.26ct
Size: 28.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 334.10
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ID: 548390
Weight: 14.33ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 53.72
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ID: 627874
Weight: 14.70ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 70.03
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ID: 734939
Weight: 5.84ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 35.04
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ID: 737623
Weight: 4.65ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 27.90
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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: 688721
Weight: 0.06ct
Size: 2.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.98
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ID: 727839
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.37
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ID: 668859
Weight: 10.39ct
Size: 19 x 14.5 mm
Clarity: Opaque
Price: $ 12.47
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ID: 684617
Weight: 10.90ct
Size: 14.1 x 11.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 46.69
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ID: 626938
Weight: 18.41ct
Size: 19.9 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.48
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ID: 721792
Weight: 8.11ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.73
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ID: 548374
Weight: 14.91ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 55.88
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ID: 667976
Weight: 6.42ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.52
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ID: 426513
Weight: 9.17ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 42.37
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ID: 734948
Weight: 5.88ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 35.28
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ID: 722390
Weight: 9.35ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.22
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ID: 737609
Weight: 5.74ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.44
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ID: 678141
Weight: 0.24ct
Size: 3.2 x 2.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.00
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ID: 529423
Weight: 6.82ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.01
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ID: 677858
Weight: 0.23ct
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 138.00
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ID: 669291
Weight: 26.38ct
Size: 23.1 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.66
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ID: 683495
Weight: 3.16ct
Size: 9.5 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.26
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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: 702079
Weight: 6.70ct
Size: 13.4 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.20
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ID: 736591
Weight: 23.93ct
Size: 25.4 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 22.49
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ID: 678136
Weight: 0.15ct
Size: 2.6 x 2.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 90.00
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ID: 630770
Weight: 11.12ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.85
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ID: 521048
Weight: 13.34ct
Size: 16.8 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 67.27
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ID: 678135
Weight: 0.68ct
Size: 4.2 x 4.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 408.00
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ID: 736767
Weight: 1.33ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 7.98
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ID: 721385
Weight: 10.04ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.05
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ID: 391484
Weight: 45.21ct
Size: 36.5 x 27 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.68
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ID: 677915
Weight: avg. 0.09 ct / each
Size: 2.2 x 2.1 mm
Clarity: Opaque
Price: $ 43.33
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ID: 277577
Weight: 11.78ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.68
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ID: 672130
Weight: 4.83ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.59
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ID: 727895
Weight: 0.04ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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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: 669102
Weight: 8.64ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.37
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ID: 426617
Weight: 20.64ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 95.35
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ID: 688186
Weight: 2.33ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.59
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ID: 645308
Weight: 32.66ct
Size: 32.8 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.60
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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

Nothing bad to report. Everything is as expected. The gems and the price are all very good.

Posted By Dafanatic in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

hassle free experience.

Posted By Jhidron in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.

Posted By SLIntuitive Donna in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I can pick and choose from large selection and find just what I need for .y projects, currently my cane.

Posted By Darkstar731 in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Good. I ts very user friendly.

Posted By Shalini in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Its been a long time since Ive made any purchases Im satisfied with the quality.

Posted By Hard Case in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Good selection, using for custom jewlery for my wife.

Posted By Smitty in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the quality, package and info of your gems.

Posted By Diana in April, 2025
Source: Bizrate
Enlarged Gemstone Image