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Gemtypes in Category:
Onyx (295)
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ID:
672135
Weight:
4.92
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
11.81
Item in Stock
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ID:
673180
Weight:
8.07
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
19.37
Item in Stock
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ID:
721793
Weight:
9.82
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
11.78
Item in Stock
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ID:
671953
Weight:
4.85
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
11.64
Item in Stock
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1
2
3
pcs 0 in Cart
ID:
669899
Weight:
4.31
Size:
10.4 x 10.3 mm
Clarity:
Opaque
Price:
$
5.17
Item in Stock
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1
2
3
4
pcs 0 in Cart
ID:
669129
Weight:
4.30
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Price:
$
5.16
Item in Stock
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ID:
688180
Weight:
2.10
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.04
Item in Stock
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ID:
687661
Weight:
2.06
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
4.94
Item in Stock
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ID:
669676
Weight:
8.51
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
8.51
Item in Stock
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ID:
671961
Weight:
4.89
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
11.74
Item in Stock
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1
2
3
pcs 0 in Cart
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:
669436
Weight:
8.57
Size:
10.5 x 10.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.28
Item in Stock
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ID:
721334
Weight:
3.90
Size:
10.5 x 10.4 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
4.68
Item in Stock
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ID:
722357
Weight:
17.51
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
21.01
Item in Stock
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ID:
688179
Weight:
1.98
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
4.75
Item in Stock
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ID:
688337
Weight:
3.22
Size:
7 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
7.73
Item in Stock
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ID:
722393
Weight:
4.35
Size:
10.5 x 10.4 mm
Clarity:
Opaque
Price:
$
5.22
Item in Stock
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1
2
3
pcs 0 in Cart
ID:
672935
Weight:
4.06
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
9.74
Item in Stock
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ID:
672140
Weight:
4.85
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
11.64
Item in Stock
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1
2
3
4
pcs 0 in Cart
ID:
722403
Weight:
10.51
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Price:
$
12.61
Item in Stock
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ID:
687500
Weight:
1.63
Size:
7 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
3.91
Item in Stock
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ID:
668251
Weight:
8.67
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.40
Item in Stock
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ID:
721336
Weight:
4.19
Size:
10.4 x 10.4 mm
Clarity:
Opaque
Price:
$
5.03
Item in Stock
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1
2
3
4
5
6
7
pcs 0 in Cart
ID:
722406
Weight:
10.50
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Price:
$
12.60
Item in Stock
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1
2
3
4
5
pcs 0 in Cart
ID:
669678
Weight:
8.38
Size:
10.5 x 10.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.06
Item in Stock
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ID:
669544
Weight:
19.71
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
23.65
Item in Stock
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ID:
721549
Weight:
8.54
Size:
10.5 x 10.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.25
Item in Stock
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ID:
688460
Weight:
2.43
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.83
Item in Stock
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ID:
722404
Weight:
11.28
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
13.54
Item in Stock
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ID:
669299
Weight:
17.01
Size:
21.8 x 17.8 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
20.52
Item in Stock
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ID:
721338
Weight:
4.33
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Price:
$
5.20
Item in Stock
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1
2
3
4
5
pcs 0 in Cart
ID:
668249
Weight:
8.54
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.25
Item in Stock
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ID:
721791
Weight:
10.10
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Price:
$
12.12
Item in Stock
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Select
1
2
3
pcs 0 in Cart
ID:
687783
Weight:
2.31
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.54
Item in Stock
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ID:
669133
Weight:
3.35
Size:
9.9 x 9.3 mm
Clarity:
Opaque
Price:
$
4.02
Item in Stock
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1
2
3
4
pcs 0 in Cart
ID:
687663
Weight:
2.11
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.06
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:
721606
Weight:
9.20
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Price:
$
11.04
Item in Stock
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ID:
669677
Weight:
8.77
Size:
10.5 x 10.3 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.52
Item in Stock
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ID:
721384
Weight:
8.80
Size:
14.8 x 9.2 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
10.56
Item in Stock
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ID:
673305
Weight:
21.84
Size:
22 x 15.9 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
117.94
Item in Stock
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ID:
669493
Weight:
27.22
Size:
25 x 18 mm (calibrated)
Clarity:
Opaque
Content:
1 pc
Price:
$
32.66
Item in Stock
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ID:
687550
Weight:
1.84
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
4.42
Item in Stock
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ID:
672229
Weight:
4.70
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
11.28
Item in Stock
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1
2
3
4
pcs 0 in Cart
ID:
669669
Weight:
8.31
Size:
10 x 10 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
9.97
Item in Stock
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ID:
669296
Weight:
24.74
Size:
25.7 x 19.6 mm
Clarity:
Opaque
Content:
1 pc
Price:
$
29.69
Item in Stock
More Options & Item Details
ID:
669675
Weight:
8.57
Size:
10.4 x 10.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.28
Item in Stock
More Options & Item Details
ID:
688184
Weight:
2.19
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.26
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
More Options & Item Details
ID:
687558
Weight:
2.41
Size:
6.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.78
Item in Stock
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ID:
721540
Weight:
8.50
Size:
10.5 x 10.4 mm
Clarity:
Opaque
Content:
2 pcs
Price:
$
10.20
Item in Stock
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ID:
669223
Weight:
4.26
Size:
10.4 x 10.3 mm
Clarity:
Opaque
Price:
$
5.11
Item in Stock
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1
2
3
4
5
6
pcs 0 in Cart
ID:
688024
Weight:
2.58
Size:
6.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
6.19
Item in Stock
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ID:
672936
Weight:
4.20
Size:
13 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
10.08
Item in Stock
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ID:
722132
Weight:
19.62
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
23.54
Item in Stock
More Options & Item Details
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:
722138
Weight:
20.42
Size:
18 x 13 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
24.50
Item in Stock
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ID:
672131
Weight:
4.56
Size:
11 x 11 mm (calibrated)
Clarity:
Opaque
Price:
$
10.94
Item in Stock
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1
2
3
4
5
6
7
8
pcs 0 in Cart
ID:
687655
Weight:
2.26
Size:
5.5 mm (calibrated)
Clarity:
Opaque
Content:
2 pcs
Price:
$
5.42
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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Why Buy Black Onyx from GemSelect?
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10
The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.
Posted By Jen in December, 2025
Source: Bizrate
Overall Rating -> 9
I wish there were options for jewelry settings
Posted By Tim in May, 2025
Source: Bizrate
Overall Rating -> 10
Love, and have always loved, your website.
Posted By Aberabic in July, 2025
Source: Bizrate
Overall Rating -> 9
They have literally everything on this website! The prices are also pretty good, I was able to find plenty of nice stones that I could afford!
Posted By JC in March, 2026
Source: Bizrate
Overall Rating -> 10
Very neat and to the point
Posted By Botha in March, 2026
Source: Bizrate
Overall Rating -> 10
IT WAS GREAT SIMPLE I WAS ABLE TO MAKE AN ACCOUNT EASY AND WAS ABLE TO FAVORITE ALL OF MY FINAL SELECTED GEMS, I JUST LOVE IT.
Posted By YE in October, 2025
Source: Bizrate