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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: 701287
Weight: 7.00ct
Size: 16.2 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.00
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ID: 668412
Weight: 5.75ct
Size: 16.1 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.50
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ID: 577890
Weight: 30.96ct
Size: 31.5 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 15.97
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ID: 728236
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 685598
Weight: 0.09ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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ID: 683051
Weight: 0.12ct
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 68.78
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ID: 669131
Weight: 4.24ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Price: $ 5.09
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ID: 669299
Weight: 17.01ct
Size: 21.8 x 17.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.52
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ID: 681976
Weight: 7.20ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.20
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ID: 548373
Weight: 12.77ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.88
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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: 674909
Weight: 14.32ct
Size: 24.1 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 12.89
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ID: 426557
Weight: 9.51ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 43.93
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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: 685239
Weight: 9.83ct
Size: 15.4 x 12.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.11
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ID: 645371
Weight: 19.50ct
Size: 19.6 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 96.41
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ID: 701899
Weight: 6.22ct
Size: 12.2 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 37.32
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ID: 717976
Weight: 0.10ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 96.00
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ID: 630422
Weight: 21.81ct
Size: 20.2 x 16.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.42
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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: 702035
Weight: 10.66ct
Size: 17.2 x 9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.96
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ID: 734962
Weight: 5.95ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 29.75
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ID: 667805
Weight: 4.74ct
Size: 14 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.44
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ID: 721376
Weight: 9.48ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.38
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ID: 678294
Weight: 3.25ct
Size: 10.6 x 8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 58.50
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ID: 737569
Weight: 1.55ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 9.30
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ID: 618041
Weight: 45.67ct
Size: 33.1 x 24.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 32.88
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ID: 518706
Weight: 3.89ct
Size: 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 25.68
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ID: 727896
Weight: 0.04ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.50
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ID: 728171
Weight: 0.05ct
Size: 2.3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 267554
Weight: 17.01ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 112.27
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ID: 721794
Weight: 10.32ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.38
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ID: 721609
Weight: 10.11ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 10.11
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ID: 530264
Weight: 7.45ct (total)
Size: 9.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.51
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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: 682739
Weight: 6.83ct
Size: 11.7 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 163.92
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ID: 277590
Weight: 12.68ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.95
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ID: 433966
Weight: 37.83ct
Size: 33.1 x 23.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.93
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ID: 548391
Weight: 14.26ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 53.46
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ID: 701923
Weight: 4.42ct
Size: 11 x 7.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.52
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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: 737549
Weight: 10.11ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 60.66
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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: 426932
Weight: 7.94ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 36.68
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ID: 685503
Weight: 8.62ct
Size: 13.9 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 36.92
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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: 682721
Weight: 7.81ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 187.44
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ID: 277574
Weight: 12.84ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.80
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ID: 334760
Weight: 8.92ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.87
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ID: 683065
Weight: 21.24ct (total)
Size: 13.4 x 11.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 127.44
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ID: 438371
Weight: 14.85ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.81
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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: 718308
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 687495
Weight: 1.23ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 2.95
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ID: 683488
Weight: 4.01ct
Size: 11 x 7.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.62
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ID: 718168
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 687491
Weight: 1.42ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.41
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ID: 701900
Weight: 6.43ct
Size: 19.4 x 6.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 38.58
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ID: 734986
Weight: 5.87ct (total)
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 29.35
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ID: 377594
Weight: 28.79ct (total)
Size: 18.1 x 11.7 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 162.20
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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 -> 8 star ratings

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026
Source: Bizrate

Overall Rating -> 9 star ratings

If you have motion picture, then I will be more satisfied with.

Posted By Ray in November, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

So far, my experience was great...Thanks

Posted By Kaydi in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great prices!!! High quality gemstones.

Posted By Ricky in October, 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 -> 8 star ratings

First time using this website. It was both exciting finding things in my price range and things Iam gonna save up for and use in other pieces. I love that the picture of the gem is the exact gem I'll be buying. I haven't tested the gems yes but they said they sold me 100% natural gems.

Posted By Salvo in July, 2025
Source: Bizrate
Enlarged Gemstone Image