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Black Gemstones | Natural Loose Black Gems for Sale

Black Gemstones Weight
Black Gemstones Size
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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: 685228
Weight: 55.64ct
Size: 22.3 x 21.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 238.36
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ID: 717971
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 67.20
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ID: 668008
Weight: 9.31ct
Size: 14.9 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 55.86
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ID: 636956
Weight: 27.85ct (total)
Size: 20.2 x 10 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 100.26
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ID: 737614
Weight: 6.92ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.52
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ID: 685140
Weight: 0.09ct (total)
Size: 2.1 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 31.50
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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: 677972
Weight: 0.16ct (total)
Size: 2.1 x 2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 96.00
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ID: 722396
Weight: 4.50ct
Size: 10.5 x 10.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 5.40
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ID: 682716
Weight: 0.22ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 126.10
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ID: 688031
Weight: 2.94ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 7.06
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ID: 688430
Weight: 1.01ct
Size: 5.5 mm (calibrated)
Clarity: Opaque
Price: $ 2.42
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ID: 734983
Weight: 10.09ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 50.45
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ID: 470424
Weight: 5.83ct
Size: 10.2 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.48
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ID: 681850
Weight: 0.21ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 120.36
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ID: 685594
Weight: 0.07ct (total)
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 24.50
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ID: 734990
Weight: 2.89ct
Size: 8 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.45
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ID: 426622
Weight: 19.41ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 89.68
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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: 683697
Weight: 4.69ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 101.30
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ID: 734978
Weight: 13.24ct (total)
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.20
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ID: 687653
Weight: 1.78ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.27
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ID: 378629
Weight: 9.76ct (total)
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 38.65
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ID: 678125
Weight: 0.27ct
Size: 3.2 x 3.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 162.00
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ID: 734817
Weight: 4.32ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.92
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ID: 687496
Weight: 1.61ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.86
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ID: 372536
Weight: 24.87ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 98.48
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ID: 688460
Weight: 2.43ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 5.83
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ID: 378274
Weight: 11.99ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 47.48
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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: 435210
Weight: 23.81ct
Size: 27.8 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 31.43
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ID: 701748
Weight: 18.21ct
Size: 20 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 109.26
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ID: 702084
Weight: 9.40ct
Size: 19.2 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 56.40
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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: 687491
Weight: 1.42ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.41
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ID: 438432
Weight: 15.27ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 60.47
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ID: 669759
Weight: 6.69ct
Size: 12.7 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 40.14
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ID: 702077
Weight: 11.95ct
Size: 13.8 x 11.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.70
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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: 672136
Weight: 4.54ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Price: $ 10.90
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ID: 734969
Weight: 4.61ct
Size: 11 x 9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.05
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ID: 688345
Weight: 2.78ct (total)
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 6.94
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ID: 553003
Weight: 7.07ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.33
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ID: 578676
Weight: 17.94ct
Size: 27.7 x 19.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.52
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ID: 484764
Weight: 2.94ct
Size: 8.2 x 7.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 19.40
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ID: 721333
Weight: 4.12ct
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Price: $ 4.94
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ID: 687493
Weight: 1.48ct
Size: 7 mm (calibrated)
Clarity: Opaque
Price: $ 3.55
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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: 335820
Weight: 14.55ct (total)
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 96.04
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ID: 702345
Weight: avg. 0.05 ct / each
Size: 2.1 mm (calibrated)
Clarity: Opaque
Price: $ 15.30
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ID: 520168
Weight: 2.89ct
Size: 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 19.08
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ID: 728137
Weight: 0.05ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 20.62
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ID: 378270
Weight: 13.85ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 54.85
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ID: 678019
Weight: 0.32ct
Size: 3.3 x 3.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 160.00
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ID: 736757
Weight: 1.44ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 8.64
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ID: 682735
Weight: 5.12ct
Size: 11.4 x 9.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 122.88
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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: 675211
Weight: 32.18ct
Size: 33.1 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 28.97
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ID: 718304
Weight: 0.03ct
Size: 2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 28.80
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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

love the site, the experience and the products.

Posted By Ckingpots in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

excellent deals-excellent service-fair prices

Posted By JD in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Love beauty, color, quality, and price of these gems. Personal projects and will come here soon and everytime.

Posted By Darkstar in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's always a pleasure doing business with Gem Select. Outstanding products ant very reasonable prices. Thank You One and All.

Posted By G.W. or Bakyow in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025
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

Have made 2 purchases so far from GemSelect and they have been amazing! Anytime I requested additional info, videos or pictures of a particular item, the response was always timely and helpful. This is a great place to buy, if you are looking for loose stones. Highly recommend!

Posted By Britnee Rose in September, 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 -> 9 star ratings

the gems were smaller than I thought but I was at fault for not reading the complete discrimination

Posted By Tim in May, 2025
Source: Bizrate
Enlarged Gemstone Image