Black Onyx Gemstones- In Stock, ready to Ship | GemSelect
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Bi-color
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Black Black Onyx
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Blue
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Brown
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Golden
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Gray
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Green
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
8.51ctw Black Onyx, Heart, Opaque
10 x 10 mm (calibrated)
$ 7.06
4.50ct Black Onyx, Heart, Opaque
10.5 x 10.4 mm
$ 4.48
4.74ct Black Onyx, Cushion, Opaque
11 x 11 mm (calibrated)
$ 9.45
6.79ctw Black Onyx, Trillion, Opaque
9.9 x 9.4 mm
$ 5.64
17.01ct Black Onyx, Pear Shape, Opaque
21.8 x 17.8 mm
$ 17.03
2.13ctw Black Onyx, Round, Opaque
5.5 mm (calibrated)
$ 4.24
8.57ctw Black Onyx, Heart, Opaque
10.5 x 10.3 mm
$ 8.53
2.04ctw Black Onyx, Round, Opaque
5.5 mm (calibrated)
$ 4.07
19.62ctw Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 19.54
10.00ct Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 9.96
1.31ct Black Onyx, Round, Opaque
6.5 mm (calibrated)
$ 2.61
21.54ctw Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 21.46
4.89ct Black Onyx, Cushion, Opaque
11 x 11 mm (calibrated)
$ 9.74
2.05ctw Black Onyx, Round, Opaque
5.5 mm (calibrated)
$ 4.08
10.74ct Black Onyx, Pear Shape, Opaque
19.1 x 14.5 mm
$ 8.21
10.38ct Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 10.34
4.46ct Black Onyx, Heart, Opaque
10.5 x 10.4 mm
$ 4.44
19.71ct Black Onyx, Pear Shape, Opaque
25 x 18 mm (calibrated)
$ 19.63
4.77ct Black Onyx, Cushion, Opaque
11 x 11 mm (calibrated)
$ 9.50
8.70ct Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 8.67
2.69ctw Black Onyx, Round, Opaque
7 mm (calibrated)
$ 5.36
4.34ct Black Onyx, Heart, Opaque
10 x 10 mm (calibrated)
$ 4.32
4.88ct Black Onyx, Cushion, Opaque
11 x 11 mm (calibrated)
$ 9.72
11.28ct Black Onyx, Pear Shape, Opaque
18 x 13 mm (calibrated)
$ 11.24
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 -> 7 
Easy, quick.
Overall Rating -> 10 
I have purchased stones from gem select in the past and have been very satisfied. I expect to repeat that experience with this purchase as well
Overall Rating -> 10
Everything was great, website user friendly, quality amazing, communication amazing, delivery amazing, everything was as expected, they done what they said they would, overall experience was amazing.
Overall Rating -> 10
Very good
Overall Rating -> 10
Easy and functional
Overall Rating -> 10
Easy to use. No issues. Large selection of gems.
