Buy Black Onyx Gems
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| ID: | 687832 |
| Weight: | 2.86 |
| Size: | 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 6.86 |
| Item in Stock | |
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| ID: | 669675 |
| Weight: | 8.57 |
| Size: | 10.4 x 10.4 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 10.28 |
| Item in Stock | |
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| ID: | 722403 |
| Weight: | 10.51 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 12.61 |
| Item in Stock | |
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pcs
| ID: | 721600 |
| Weight: | 8.92 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 10.70 |
| Item in Stock | |
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| ID: | 669671 |
| Weight: | 8.31 |
| Size: | 10.4 x 10.4 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 9.97 |
| Item in Stock | |
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| ID: | 668915 |
| Weight: | 9.65 |
| Size: | 11 x 11 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 11.58 |
| Item in Stock | |
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| ID: | 721379 |
| Weight: | 11.00 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 13.20 |
| Item in Stock | |
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| ID: | 687657 |
| Weight: | 2.11 |
| Size: | 5.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 5.06 |
| Item in Stock | |
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| ID: | 669716 |
| Weight: | 8.71 |
| Size: | 10.5 x 10.4 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 10.45 |
| Item in Stock | |
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| ID: | 686805 |
| Weight: | 2.93 |
| Size: | 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 5.86 |
| Item in Stock | |
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| ID: | 672032 |
| Weight: | 19.74 |
| Size: | 25 x 18 mm (calibrated) |
| Clarity: | Opaque |
| Price: | $ 47.38 |
| Item in Stock | |
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pcs
| ID: | 669537 |
| Weight: | 20.01 |
| Size: | 24.8 x 15 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 24.01 |
| Item in Stock | |
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| ID: | 672441 |
| Weight: | 3.19 |
| Size: | 9.9 x 9.3 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 7.66 |
| Item in Stock | |
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| ID: | 668254 |
| Weight: | 9.68 |
| Size: | 11 x 11 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 11.62 |
| Item in Stock | |
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| ID: | 669673 |
| Weight: | 8.61 |
| Size: | 10.5 x 10.4 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 10.33 |
| Item in Stock | |
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| ID: | 688032 |
| Weight: | 2.69 |
| Size: | 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 6.46 |
| Item in Stock | |
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| ID: | 722390 |
| Weight: | 9.35 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 11.22 |
| Item in Stock | |
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| ID: | 669132 |
| Weight: | 11.43 |
| Size: | 19.1 x 14.5 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 13.72 |
| Item in Stock | |
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| ID: | 687782 |
| Weight: | 2.13 |
| Size: | 5.5 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 5.11 |
| Item in Stock | |
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| ID: | 688342 |
| Weight: | 3.14 |
| Size: | 7 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 7.54 |
| Item in Stock | |
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| ID: | 721789 |
| Weight: | 10.14 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 12.17 |
| Item in Stock | |
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| ID: | 721548 |
| Weight: | 8.57 |
| Size: | 10.5 x 10.5 mm |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 10.28 |
| Item in Stock | |
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| ID: | 722133 |
| Weight: | 22.32 |
| Size: | 18 x 13 mm (calibrated) |
| Clarity: | Opaque |
| Content: | 2 pcs |
| Price: | $ 26.78 |
| Item in Stock | |
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| ID: | 669536 |
| Weight: | 19.24 |
| Size: | 24.9 x 16.9 mm |
| Clarity: | Opaque |
| Content: | 1 pc |
| Price: | $ 23.09 |
| Item in Stock | |
| More Options & Item Details | |
Why Buy Black Onyx 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
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 9 
It was great!
Posted By Annie in September, 2025
Source: Bizrate
Overall Rating -> 9
If you have motion picture, then I will be more satisfied with.
Posted By Ray in November, 2025
Source: Bizrate
Overall Rating -> 9
Will know more once order received
Posted By Jim in September, 2025
Source: Bizrate
Overall Rating -> 10 
Had a great experience and the prices are great
Posted By BuBx99 in November, 2025
Source: Bizrate
Overall Rating -> 10
this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.
Posted By Tommyp in November, 2025
Source: Bizrate
Overall Rating -> 9
The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.
Posted By Emmanuel in October, 2025
Source: Bizrate
