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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: 672033
Weight: 19.82ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Price: $ 47.57
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ID: 728229
Weight: 0.10ct
Size: 2.9 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.24
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ID: 701893
Weight: 5.29ct
Size: 14.5 x 7.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 26.45
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ID: 669106
Weight: 6.48ct (total)
Size: 9.9 x 9.4 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 7.78
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ID: 682741
Weight: 9.54ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 228.96
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ID: 737604
Weight: 6.48ct
Size: 12 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 38.88
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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: 334758
Weight: 8.89ct (total)
Size: 10 x 10 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.68
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ID: 668227
Weight: 16.98ct
Size: 18 x 15.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 101.88
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ID: 328316
Weight: 13.56ct (total)
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 89.50
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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: 529582
Weight: 6.52ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 25.82
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ID: 678023
Weight: 0.14ct
Size: 2.5 x 2.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 84.00
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ID: 722391
Weight: 13.39ct
Size: 18.3 x 14.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 16.07
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ID: 634146
Weight: 6.96ct
Size: 14 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.00
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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: 668258
Weight: 9.56ct (total)
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 11.47
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ID: 447758
Weight: 54.37ct
Size: 28.4 x 27.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 71.77
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ID: 682712
Weight: 0.27ct (total)
Size: 3 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 154.75
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ID: 529577
Weight: 7.04ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 27.88
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ID: 669546
Weight: 21.26ct
Size: 25 x 18 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 25.51
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ID: 736368
Weight: 37.54ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 35.29
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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: 682757
Weight: 2.97ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 53.46
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ID: 578675
Weight: 17.87ct
Size: 24.8 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 35.39
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ID: 728226
Weight: 0.10ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 41.24
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ID: 681849
Weight: 0.20ct
Size: 3.5 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 114.64
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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: 372538
Weight: 25.07ct (total)
Size: 17.6 x 8.2 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 237.60
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ID: 626627
Weight: 20.81ct
Size: 19.1 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 109.06
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ID: 553593
Weight: 7.02ct (total)
Size: 9 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 37.07
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ID: 669542
Weight: 28.87ct
Size: 27 x 20 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 34.64
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ID: 721336
Weight: 4.19ct
Size: 10.4 x 10.4 mm
Clarity: Opaque
Price: $ 5.03
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ID: 438434
Weight: 14.47ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 57.30
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ID: 736367
Weight: 36.40ct
Size: 23.8 x 23 mm
Clarity: Opaque
Content: 1 pc
Price: $ 34.22
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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: 678052
Weight: 0.11ct (total)
Size: 2 x 2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 66.00
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ID: 672659
Weight: 9.17ct
Size: 11 x 11 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 55.02
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ID: 645620
Weight: 21.70ct
Size: 18.5 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 107.28
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ID: 673584
Weight: 0.09ct (total)
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 49.14
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ID: 682528
Weight: 12.55ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 75.30
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ID: 677854
Weight: 0.12ct
Size: 2.8 x 2.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 60.00
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ID: 677121
Weight: 0.06ct
Size: 2.2 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 23.54
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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: 721386
Weight: 9.80ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 11.76
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ID: 384190
Weight: 20.30ct (total)
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 80.39
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ID: 669431
Weight: 8.64ct (total)
Size: 10.5 x 10.3 mm
Clarity: Opaque
Content: 2 pcs
Price: $ 10.37
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ID: 735011
Weight: 2.37ct
Size: 10 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 14.22
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ID: 728223
Weight: 0.09ct
Size: 2.7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 37.12
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ID: 722404
Weight: 11.28ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 13.54
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ID: 384556
Weight: 14.69ct (total)
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 58.18
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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: 484754
Weight: 1.47ct
Size: 7.3 x 6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 9.71
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ID: 687661
Weight: 2.06ct (total)
Size: 5.5 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 4.94
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ID: 737429
Weight: 2.61ct
Size: 8 x 6 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 15.66
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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: 669895
Weight: 4.20ct
Size: 10.4 x 10.3 mm
Clarity: Opaque
Price: $ 5.04
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ID: 645538
Weight: 13.73ct
Size: 20 x 15 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 67.88
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ID: 645312
Weight: 33.09ct
Size: 37 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 19.86
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ID: 620041
Weight: 25.43ct
Size: 24.5 x 19 mm
Clarity: Opaque
Content: 1 pc
Price: $ 20.15
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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

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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 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

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I enjoy doing buisness with GemSelect. It is always a pleasure and you get what you ordered!

Posted By Ballpark in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

My experience was done with ease

Posted By Barb in October, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great experience. I can't wait to explore on the website further.

Posted By Kymmie in September, 2025
Source: Bizrate
Enlarged Gemstone Image