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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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ID: 669109
Weight: 9.70ct (total)
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 11.64
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ID: 718107
Weight: 0.02ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 384195
Weight: 22.04ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.28
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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: 735001
Weight: 2.85ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 17.10
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ID: 687783
Weight: 2.31ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.54
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ID: 687655
Weight: 2.26ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.42
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ID: 521040
Weight: 40.32ct
Size: 29.8 x 27.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 203.30
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ID: 734961
Weight: 1.82ct
Size: 9 x 6.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 9.10
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ID: 685623
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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ID: 686815
Weight: 3.27ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.85
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ID: 668329
Weight: 4.74ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 5.69
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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: 548388
Weight: 14.10ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 52.85
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ID: 728036
Weight: 0.09ct
Size: 2.6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
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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: 669133
Weight: 3.35ct
Size: 9.9 x 9.3 mm
Clarity: Opaque
Price: $ 4.02
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ID: 328245
Weight: 14.04ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 92.66
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ID: 736758
Weight: 1.47ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.82
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ID: 668109
Weight: 8.60ct
Size: 13 x 10 mm
Clarity: Opaque
Content: 1 pc
Price: $ 51.60
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ID: 678021
Weight: 0.27ct
Size: 3 x 3 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 162.00
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ID: 718209
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.00
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ID: 718207
Weight: 0.05ct
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 48.00
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ID: 435002
Weight: 28.60ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.75
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ID: 277583
Weight: 12.81ct (total)
Size: 14 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.63
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ID: 682115
Weight: 7.27ct
Size: 13.5 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.62
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ID: 683378
Weight: 4.05ct
Size: 9.6 x 7.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 87.48
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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: 677819
Weight: 0.13ct (total)
Size: 2 x 1.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 78.00
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ID: 384555
Weight: 13.47ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 53.34
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ID: 687949
Weight: 1.08ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 2.59
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ID: 682996
Weight: 6.82ct
Size: 12.2 x 10.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.92
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ID: 522435
Weight: 28.03ct
Size: 30.1 x 20.6 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.34
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ID: 672649
Weight: 27.51ct
Size: 38.1 x 8.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 165.06
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ID: 668115
Weight: 13.62ct
Size: 17.2 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.72
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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: 682435
Weight: 14.45ct
Size: 15.9 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 86.70
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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: 676929
Weight: 0.05ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 16.35
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ID: 682429
Weight: 6.30ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.80
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ID: 718114
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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ID: 722137
Weight: 21.82ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 26.18
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ID: 520170
Weight: 2.05ct
Size: 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 13.54
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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: 677828
Weight: 0.09ct (total)
Size: 1.9 x 1.9 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 54.00
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ID: 701310
Weight: 7.20ct
Size: 19.7 x 6.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 43.20
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ID: 687772
Weight: 2.19ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.26
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ID: 675205
Weight: 24.36ct
Size: 31.7 x 21.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 18.27
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ID: 686810
Weight: 3.03ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.27
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ID: 722357
Weight: 17.51ct (total)
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 21.01
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ID: 668215
Weight: avg. 0.04 ct / each
Size: 2 mm (calibrated)
Clarity: Opaque
Price: $ 16.85
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ID: 645479
Weight: 24.48ct
Size: 20 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 121.03
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ID: 677821
Weight: 0.14ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 84.00
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ID: 685143
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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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: 604681
Weight: 20.01ct
Size: 28.8 x 20.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 21.13
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ID: 721378
Weight: 9.19ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.03
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ID: 328311
Weight: 13.94ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 92.00
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ID: 668233
Weight: 8.56ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 51.36
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ID: 688343
Weight: 2.90ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.96
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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 did not have any problems

Posted By Clilrichard in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love, and have always loved, your website.

Posted By Aberabic in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Always find more niche sizes/shapes as my unconventional designs require from this website. Recommending to fellow designers in the creative atmosphere on the usual, specially due to the quality and certification of gems.

Posted By Sina in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
Source: Bizrate

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

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

Posted By Ibie in February, 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

I searched for the size, dimensions and quality of the stones I was looking for and then compared and ordered.

Posted By Tim in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

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