Black Gemstones | Natural Loose Black Gems for Sale
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| ID: | 668825 |
| Weight: | 16.78ct |
| Size: | 20 x 15 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 100.68 |
| Item in Stock | |
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| ID: | 702079 |
| Weight: | 6.70ct |
| Size: | 13.4 x 8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 40.20 |
| Item in Stock | |
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| ID: | 689103 |
| Weight: | 0.08ct |
| Size: | 2.6 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 46.64 |
| Item in Stock | |
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| ID: | 328314 |
| Weight: | 14.66ct (total) |
| Size: | 12 x 12 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 105.59 |
| Item in Stock | |
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| ID: | 728041 |
| Weight: | 0.06ct |
| Size: | 2.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 24.74 |
| Item in Stock | |
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| ID: | 668215 |
| Weight: | avg. 0.04 ct / each |
| Size: | 2 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 16.85 |
| Item in Stock | |
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pcs
| ID: | 728165 |
| Weight: | 0.12ct |
| Size: | 3 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 49.49 |
| Item in Stock | |
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| ID: | 683168 |
| Weight: | 2.45ct |
| Size: | 8.5 x 6.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 52.92 |
| Item in Stock | |
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| ID: | 377598 |
| Weight: | 27.48ct (total) |
| Size: | 18.2 x 11.9 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 108.82 |
| Item in Stock | |
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| ID: | 645536 |
| Weight: | 6.70ct |
| Size: | 14 x 12 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 33.12 |
| Item in Stock | |
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| ID: | 687772 |
| Weight: | 2.19ct (total) |
| Size: | 5.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 5.26 |
| Item in Stock | |
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| ID: | 433733 |
| Weight: | 30.38ct |
| Size: | 24.4 x 19.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 33.42 |
| Item in Stock | |
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| ID: | 737618 |
| Weight: | 6.48ct |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 38.88 |
| Item in Stock | |
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| ID: | 548396 |
| Weight: | 14.60ct (total) |
| Size: | 12 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 54.73 |
| Item in Stock | |
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| ID: | 677864 |
| Weight: | 0.07ct |
| Size: | 1.9 x 1.8 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 42.00 |
| Item in Stock | |
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| ID: | 688437 |
| Weight: | 1.23ct |
| Size: | 5.5 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 2.95 |
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pcs
| ID: | 673200 |
| Weight: | 11.27ct |
| Size: | 14.9 x 13.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 67.62 |
| Item in Stock | |
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| ID: | 683171 |
| Weight: | 2.95ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 63.72 |
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| ID: | 529578 |
| Weight: | 6.82ct (total) |
| Size: | 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 27.01 |
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| ID: | 673530 |
| Weight: | 18.89ct |
| Size: | 17.1 x 13.6 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 113.34 |
| Item in Stock | |
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| ID: | 728136 |
| Weight: | 0.04ct |
| Size: | 2.1 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 16.50 |
| Item in Stock | |
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| ID: | 669496 |
| Weight: | 26.89ct |
| Size: | 30.2 x 20.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 32.27 |
| Item in Stock | |
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| ID: | 688345 |
| Weight: | 2.78ct (total) |
| Size: | 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 6.94 |
| Item in Stock | |
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| ID: | 734705 |
| Weight: | 10.31ct (total) |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 61.86 |
| Item in Stock | |
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| ID: | 737362 |
| Weight: | 1.78ct |
| Size: | 6 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 10.68 |
| Item in Stock | |
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| ID: | 737597 |
| Weight: | 8.09ct |
| Size: | 11 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 48.54 |
| Item in Stock | |
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| ID: | 682736 |
| Weight: | 6.67ct |
| Size: | 11 x 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 160.08 |
| Item in Stock | |
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| ID: | 548375 |
| Weight: | 14.65ct (total) |
| Size: | 12 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 55.07 |
| Item in Stock | |
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| ID: | 668356 |
| Weight: | 34.34ct |
| Size: | 32.1 x 11.3 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 206.04 |
| Item in Stock | |
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| ID: | 721331 |
| Weight: | 4.31ct |
| Size: | 10.5 x 10.3 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 5.17 |
| Item in Stock | |
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| ID: | 334764 |
| Weight: | 9.42ct (total) |
| Size: | 10 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 56.52 |
| Item in Stock | |
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| ID: | 678138 |
| Weight: | 0.12ct |
| Size: | 2.7 x 2.7 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 72.00 |
| Item in Stock | |
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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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pcs
| ID: | 669221 |
| Weight: | 4.19ct |
| Size: | 10.5 x 10.3 mm |
| Clarity: | Opaque |
| Price: | $ 5.03 |
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pcs
| ID: | 681854 |
| Weight: | 0.22ct |
| Size: | 3.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 126.10 |
| Item in Stock | |
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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: | 676934 |
| Weight: | 0.05ct |
| Size: | 2.3 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 19.62 |
| Item in Stock | |
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| ID: | 668251 |
| Weight: | 8.67ct (total) |
| Size: | 10 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 10.40 |
| Item in Stock | |
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| ID: | 678293 |
| Weight: | 4.08ct |
| Size: | 10 x 8 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 73.44 |
| Item in Stock | |
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| ID: | 671953 |
| Weight: | 4.85ct |
| Size: | 11 x 11 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 11.64 |
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pcs
| ID: | 673581 |
| Weight: | 0.09ct (total) |
| Size: | 2.2 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 49.14 |
| Item in Stock | |
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| ID: | 718303 |
| Weight: | 0.02ct |
| Size: | 2 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 19.20 |
| Item in Stock | |
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| ID: | 672936 |
| Weight: | 4.20ct |
| Size: | 13 x 11 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 10.08 |
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pcs
| ID: | 701747 |
| Weight: | 7.51ct |
| Size: | 16.6 x 7.4 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 45.06 |
| Item in Stock | |
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| ID: | 677842 |
| Weight: | 1.07ct |
| Size: | 5 x 5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 612.00 |
| Item in Stock | |
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| ID: | 736599 |
| Weight: | 36.00ct |
| Size: | 30.8 x 21 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 33.84 |
| Item in Stock | |
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| ID: | 678052 |
| Weight: | 0.11ct (total) |
| Size: | 2 x 2 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 66.00 |
| Item in Stock | |
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| ID: | 627836 |
| Weight: | 14.55ct |
| Size: | 16.5 x 13.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 76.25 |
| Item in Stock | |
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| ID: | 688182 |
| Weight: | 1.98ct (total) |
| Size: | 5.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 4.75 |
| Item in Stock | |
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| ID: | 484102 |
| Weight: | 5.12ct |
| Size: | 10 x 9.2 mm |
| Clarity: | Translucent |
| Content: | 1 pc |
| Price: | $ 33.79 |
| Item in Stock | |
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| ID: | 717966 |
| Weight: | 0.10ct (total) |
| Size: | 2.1 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 96.00 |
| Item in Stock | |
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| ID: | 553598 |
| Weight: | 6.57ct (total) |
| Size: | 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 34.69 |
| Item in Stock | |
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| ID: | 674919 |
| Weight: | 19.38ct |
| Size: | 24 x 21.2 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 17.45 |
| Item in Stock | |
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| ID: | 426930 |
| Weight: | 9.95ct (total) |
| Size: | 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 45.96 |
| Item in Stock | |
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| ID: | 335828 |
| Weight: | 15.01ct (total) |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 99.07 |
| Item in Stock | |
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| ID: | 672034 |
| Weight: | 19.53ct |
| Size: | 25 x 18 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 46.87 |
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pcs
| ID: | 671962 |
| Weight: | 4.85ct |
| Size: | 11 x 11 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 11.64 |
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pcs
| ID: | 687557 |
| Weight: | 2.31ct (total) |
| Size: | 6.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 5.54 |
| Item in Stock | |
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| ID: | 426744 |
| Weight: | 6.72ct (total) |
| Size: | 9 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 31.04 |
| Item in Stock | |
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| ID: | 737608 |
| Weight: | 7.64ct |
| Size: | 12 x 10 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 45.84 |
| Item in Stock | |
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Why Buy Black Gemstones from GemSelect?
- Trusted Worldwide Since 2003
- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
- View All GemSelect Reviews on Bizrate
- Secure checkout and insured worldwide delivery
- 30-day returns and satisfaction guarantee
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 
Love how easy the site is to use. Really love that the pictures are of actual product.
Posted By LeAnn in January, 2026
Source: Bizrate
Overall Rating -> 10
Good. I ts very user friendly.
Posted By Shalini in June, 2025
Source: Bizrate
Overall Rating -> 10
Filters need to be improved but rest of website is great
Posted By Rock hound in December, 2025
Source: Bizrate
Overall Rating -> 8 
Good prices
Posted By TRM in October, 2025
Source: Bizrate
Overall Rating -> 10
It was easy to navigate
Posted By GemGod in July, 2025
Source: Bizrate
Overall Rating -> 10
Great site for finding specific stones and sizes for individual pieces of jewelry
Posted By Designer in December, 2025
Source: Bizrate
