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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: 667968
Weight: 4.21ct
Size: 12 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 25.26
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ID: 736599
Weight: 36.00ct
Size: 30.8 x 21 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.84
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ID: 524806
Weight: 50.90ct
Size: 33 mm
Clarity: Opaque
Content: 1 pc
Price: $ 221.05
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ID: 667972
Weight: 5.50ct
Size: 11.2 x 10.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.00
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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: 683055
Weight: 9.04ct
Size: 12.7 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 54.24
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ID: 681983
Weight: 6.20ct
Size: 12.5 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.00
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ID: 721379
Weight: 11.00ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.20
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ID: 548393
Weight: 14.62ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.80
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ID: 669105
Weight: 8.46ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.15
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ID: 668701
Weight: 0.59ct
Size: 5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 566.40
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ID: 717972
Weight: 0.08ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 76.80
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ID: 684427
Weight: avg. 0.16 ct / each
Size: 3.5 mm (calibrated)
Clarity: Opaque
Price: $ 0.49
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ID: 678299
Weight: 6.28ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 113.04
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ID: 722395
Weight: 4.29ct
Size: 10.4 x 10.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.15
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ID: 672658
Weight: 13.63ct
Size: 20.2 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 81.78
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ID: 484102
Weight: 5.12ct
Size: 10 x 9.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.79
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ID: 718303
Weight: 0.02ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 19.20
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ID: 718173
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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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: 379043
Weight: 17.73ct (total)
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 70.21
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ID: 433728
Weight: 23.72ct
Size: 28.3 x 20.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 23.72
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ID: 722392
Weight: 10.00ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 12.00
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ID: 673637
Weight: 2.38ct (total)
Size: 7.2 x 5.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 4.76
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ID: 736600
Weight: 35.56ct
Size: 30.2 x 17.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.43
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ID: 688185
Weight: 1.96ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.70
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ID: 433672
Weight: 25.88ct
Size: 28.7 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.06
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ID: 668249
Weight: 8.54ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 10.25
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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: 737367
Weight: 9.76ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.56
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ID: 426799
Weight: 7.87ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 36.35
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ID: 722397
Weight: 10.51ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 12.61
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ID: 384286
Weight: 22.11ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 87.55
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ID: 722406
Weight: 10.50ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Price: $ 12.60
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ID: 701955
Weight: 5.97ct
Size: 12.3 x 8.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.82
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ID: 613891
Weight: 13.35ct
Size: 20.1 x 10.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 52.87
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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: 681858
Weight: 0.18ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 103.16
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ID: 687550
Weight: 1.84ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.42
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ID: 677851
Weight: avg. 0.13 ct / each
Size: 2.6 x 2.5 mm
Clarity: Opaque
Price: $ 62.50
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ID: 650099
Weight: 28.85ct
Size: 29 x 20.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.42
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ID: 438373
Weight: 14.92ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 59.09
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ID: 678056
Weight: 0.21ct
Size: 2.9 x 2.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 126.00
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ID: 676930
Weight: 0.04ct
Size: 1.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.08
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ID: 736598
Weight: 35.65ct
Size: 32.5 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 33.51
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ID: 671953
Weight: 4.85ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 11.64
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ID: 701495
Weight: 8.17ct
Size: 17.3 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.02
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ID: 737557
Weight: 3.64ct
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 21.84
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ID: 636959
Weight: 28.23ct (total)
Size: 20.2 x 10.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 101.63
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ID: 634228
Weight: 12.15ct
Size: 17.6 x 13.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.58
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ID: 484754
Weight: 1.47ct
Size: 7.3 x 6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.71
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ID: 438376
Weight: 14.02ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 55.52
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ID: 737550
Weight: 10.95ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 65.70
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ID: 701746
Weight: 11.38ct
Size: 16 x 9.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 68.28
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ID: 522429
Weight: 24.26ct
Size: 28.3 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.20
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ID: 737600
Weight: 6.00ct
Size: 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 36.00
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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: 737420
Weight: 5.80ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.80
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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: 669407
Weight: 14.93ct
Size: 16.7 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 74.65
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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

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Awesome

Posted By D in December, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

The checkout said the my ccv was invalid. i had to use another card.

Posted By Ron in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the gems and your website, every time I want to buy I usually spend between 6 and 8 hours on your website.

Posted By Bryan De David in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I like the site, it's easy to navigate. There are sometimes items I'm looking for that aren't there, but mostly I can find what I need.

Posted By Nate in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 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 -> 10 star ratings

Appreciated the selection. Jadeite is hard to find under $100. Website has alot of variety.

Posted By Jess in February, 2025
Source: Bizrate
Enlarged Gemstone Image