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Buy White Onyx Gems

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8.38ctw Natural Black Onyx, Heart, Opaque, Photo A

8.38ctw Natural Black Onyx, Heart, Opaque

Onyx

8.38ct total2 pcs
$ 10.06
10.5 x 10.4 mm
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4.14ct Natural Black Onyx, Heart, Opaque, Photo A

4.14ct Natural Black Onyx, Heart, Opaque

Onyx

4.14ct1 pc
$ 4.97
10.4 x 10.4 mm
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4.76ct Natural Black Onyx, Cushion, Opaque, Photo A

4.76ct Natural Black Onyx, Cushion, Opaque

Onyx

4.76ct1 pc
$ 11.42
11 x 11 mm (calibrated)
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19.41ct Natural Black Onyx, Oval, Opaque, Photo A

19.41ct Natural Black Onyx, Oval, Opaque

Onyx

19.41ct1 pc
$ 46.58
25 x 18 mm (calibrated)
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2.16ctw Natural Black Onyx, Round, Opaque, Photo A

2.16ctw Natural Black Onyx, Round, Opaque

Onyx

2.16ct total2 pcs
$ 5.18
5.5 mm (calibrated)
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3.16ct Natural Black Onyx, Trillion, Opaque, Photo A

3.16ct Natural Black Onyx, Trillion, Opaque

Onyx

3.16ct1 pc
$ 3.79
9.8 x 9.3 mm
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2.06ctw Natural Black Onyx, Round, Opaque, Photo A

2.06ctw Natural Black Onyx, Round, Opaque

Onyx

2.06ct total2 pcs
$ 4.94
6.5 mm (calibrated)
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10.05ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.05ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.05ct1 pc
$ 12.06
18 x 13 mm (calibrated)
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1.23ct Natural Black Onyx, Round, Opaque, Photo A

1.23ct Natural Black Onyx, Round, Opaque

Onyx

1.23ct1 pc
$ 2.95
5.5 mm (calibrated)
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10.07ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.07ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.07ct1 pc
$ 12.08
18 x 13 mm (calibrated)
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2.19ctw Natural Black Onyx, Round, Opaque, Photo A

2.19ctw Natural Black Onyx, Round, Opaque

Onyx

2.19ct total2 pcs
$ 5.26
5.5 mm (calibrated)
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9.32ct Natural Black Onyx, Pear Shape, Opaque, Photo A

9.32ct Natural Black Onyx, Pear Shape, Opaque

Onyx

9.32ct1 pc
$ 11.18
18 x 13 mm (calibrated)
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3.19ct Natural Black Onyx, Trillion, Opaque, Photo A

3.19ct Natural Black Onyx, Trillion, Opaque

Onyx

3.19ct1 pc
$ 7.66
9.9 x 9.3 mm
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3.36ctw Natural Black Onyx, Round, Opaque, Photo A

3.36ctw Natural Black Onyx, Round, Opaque

Onyx

3.36ct total2 pcs
$ 8.06
7.5 mm (calibrated)
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8.25ct Natural Black Onyx, Pear Shape, Opaque, Photo A

8.25ct Natural Black Onyx, Pear Shape, Opaque

Onyx

8.25ct1 pc
$ 9.90
18 x 13 mm (calibrated)
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2.83ctw Natural Black Onyx, Round, Opaque, Photo A

2.83ctw Natural Black Onyx, Round, Opaque

Onyx

2.83ct total2 pcs
$ 6.79
7 mm (calibrated)
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21.26ct Natural Black Onyx, Pear Shape, Opaque, Photo A

21.26ct Natural Black Onyx, Pear Shape, Opaque

Onyx

21.26ct1 pc
$ 25.51
25 x 18 mm (calibrated)
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2.13ctw Natural Black Onyx, Round, Opaque, Photo A

2.13ctw Natural Black Onyx, Round, Opaque

Onyx

2.13ct total2 pcs
$ 5.11
5.5 mm (calibrated)
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4.77ct Natural Black Onyx, Cushion, Opaque, Photo A

4.77ct Natural Black Onyx, Cushion, Opaque

Onyx

4.77ct1 pc
$ 11.45
11 x 11 mm (calibrated)
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19.42ct Natural Black Onyx, Oval, Opaque, Photo A

19.42ct Natural Black Onyx, Oval, Opaque

Onyx

19.42ct1 pc
$ 46.61
25 x 18 mm (calibrated)
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10.04ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.04ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.04ct1 pc
$ 12.05
18 x 13 mm (calibrated)
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11.60ct Natural Black Onyx, Pear Shape, Opaque, Photo A

11.60ct Natural Black Onyx, Pear Shape, Opaque

Onyx

11.60ct1 pc
$ 13.92
19.4 x 14.2 mm
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1.31ct Natural Black Onyx, Round, Opaque, Photo A

1.31ct Natural Black Onyx, Round, Opaque

Onyx

1.31ct1 pc
$ 3.14
6.5 mm (calibrated)
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10.00ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.00ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.00ct1 pc
$ 12.00
18 x 13 mm (calibrated)
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4.36ct Natural Black Onyx, Heart, Opaque, Photo A

4.36ct Natural Black Onyx, Heart, Opaque

Onyx

4.36ct1 pc
$ 5.23
10.5 x 10.4 mm
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2.74ctw Natural Black Onyx, Round, Opaque, Photo A

2.74ctw Natural Black Onyx, Round, Opaque

Onyx

2.74ct total2 pcs
$ 6.58
7 mm (calibrated)
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8.63ctw Natural Black Onyx, Heart, Opaque, Photo A

8.63ctw Natural Black Onyx, Heart, Opaque

Onyx

8.63ct total2 pcs
$ 10.36
10 x 10 mm (calibrated)
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1.24ct Natural Black Onyx, Round, Opaque, Photo A

1.24ct Natural Black Onyx, Round, Opaque

Onyx

1.24ct1 pc
$ 2.98
6.5 mm (calibrated)
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10.74ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.74ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.74ct1 pc
$ 9.89
19.1 x 14.5 mm
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8.66ctw Natural Black Onyx, Heart, Opaque, Photo A

8.66ctw Natural Black Onyx, Heart, Opaque

Onyx

8.66ct total2 pcs
$ 10.39
10 x 10 mm (calibrated)
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1.42ct Natural Black Onyx, Round, Opaque, Photo A

1.42ct Natural Black Onyx, Round, Opaque

Onyx

1.42ct1 pc
$ 3.41
7 mm (calibrated)
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10.40ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.40ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.40ct1 pc
$ 12.48
18 x 13 mm (calibrated)
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Why Buy White 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 star ratings

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Very easy to navigate with a great selection.

Posted By Bar181 in August, 2025
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Overall Rating -> 9 star ratings

Very good and simple exchange

Posted By Waylon in March, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

Very good

Posted By Niska in August, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoy viewing the selections. Excellent product

Posted By ToRa.62 in April, 2026
Source: Bizrate
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