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Home Gemstones White Onyx

White Onyx for Sale

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9.38ct Natural Black Onyx, Pear Shape, Opaque, Photo A

9.38ct Natural Black Onyx, Pear Shape, Opaque

Onyx

9.38ct1 pc
$ 9.35
18 x 13 mm (calibrated)
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8.61ctw Natural Black Onyx, Heart, Opaque, Photo A

8.61ctw Natural Black Onyx, Heart, Opaque

Onyx

8.61ct total2 pcs
$ 8.57
10.5 x 10.4 mm
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4.70ct Natural Black Onyx, Cushion, Opaque, Photo A

4.70ct Natural Black Onyx, Cushion, Opaque

Onyx

4.70ct1 pc
$ 9.36
11 x 11 mm (calibrated)
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10.14ct Natural Black Onyx, Pear Shape, Opaque, Photo A

10.14ct Natural Black Onyx, Pear Shape, Opaque

Onyx

10.14ct1 pc
$ 10.10
18 x 13 mm (calibrated)
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1.70ctw Natural Black Onyx, Round, Opaque, Photo A

1.70ctw Natural Black Onyx, Round, Opaque

Onyx

1.70ct total2 pcs
$ 2.82
5.5 mm (calibrated)
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1.78ctw Natural Black Onyx, Round, Opaque, Photo A

1.78ctw Natural Black Onyx, Round, Opaque

Onyx

1.78ct total2 pcs
$ 3.54
5.5 mm (calibrated)
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16.58ctw Natural Black Onyx, Pear Shape, Opaque, Photo A

16.58ctw Natural Black Onyx, Pear Shape, Opaque

Onyx

16.58ct total2 pcs
$ 16.52
18 x 13 mm (calibrated)
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20.42ctw Natural Black Onyx, Pear Shape, Opaque, Photo A

20.42ctw Natural Black Onyx, Pear Shape, Opaque

Onyx

20.42ct total2 pcs
$ 20.34
18 x 13 mm (calibrated)
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4.46ct Natural Black Onyx, Heart, Opaque, Photo A

4.46ct Natural Black Onyx, Heart, Opaque

Onyx

4.46ct1 pc
$ 4.44
10.5 x 10.3 mm
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4.20ct Natural Black Onyx, Oval, Opaque, Photo A

4.20ct Natural Black Onyx, Oval, Opaque

Onyx

4.20ct1 pc
$ 8.37
13 x 11 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
$ 9.28
18 x 13 mm (calibrated)
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8.49ctw Natural Black Onyx, Heart, Opaque, Photo A

8.49ctw Natural Black Onyx, Heart, Opaque

Onyx

8.49ct total2 pcs
$ 8.46
10.5 x 10.3 mm
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2.88ctw Natural Black Onyx, Round, Opaque, Photo A

2.88ctw Natural Black Onyx, Round, Opaque

Onyx

2.88ct total2 pcs
$ 5.74
7 mm (calibrated)
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21.82ctw Natural Black Onyx, Pear Shape, Opaque, Photo A

21.82ctw Natural Black Onyx, Pear Shape, Opaque

Onyx

21.82ct total2 pcs
$ 21.73
18 x 13 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
$ 10.03
18 x 13 mm (calibrated)
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8.52ctw Natural Black Onyx, Heart, Opaque, Photo A

8.52ctw Natural Black Onyx, Heart, Opaque

Onyx

8.52ct total2 pcs
$ 8.48
10.5 x 10.4 mm
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4.36ct Natural Black Onyx, Heart, Opaque, Photo A

4.36ct Natural Black Onyx, Heart, Opaque

Onyx

4.36ct1 pc
$ 4.34
10.5 x 10.4 mm
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8.51ctw Natural Black Onyx, Heart, Opaque, Photo A

8.51ctw Natural Black Onyx, Heart, Opaque

Onyx

8.51ct total2 pcs
$ 7.06
10 x 10 mm (calibrated)
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4.54ct Natural Black Onyx, Cushion, Opaque, Photo A

4.54ct Natural Black Onyx, Cushion, Opaque

Onyx

4.54ct1 pc
$ 9.05
11 x 11 mm (calibrated)
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19.68ct Natural Black Onyx, Oval, Opaque, Photo A

19.68ct Natural Black Onyx, Oval, Opaque

Onyx

19.68ct1 pc
$ 39.20
25 x 18 mm (calibrated)
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3.17ctw Natural Black Onyx, Round, Opaque, Photo A

3.17ctw Natural Black Onyx, Round, Opaque

Onyx

3.17ct total2 pcs
$ 6.32
7 mm (calibrated)
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8.59ctw Natural Black Onyx, Heart, Opaque, Photo A

8.59ctw Natural Black Onyx, Heart, Opaque

Onyx

8.59ct total2 pcs
$ 8.56
10 x 10 mm (calibrated)
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2.58ctw Natural Black Onyx, Round, Opaque, Photo A

2.58ctw Natural Black Onyx, Round, Opaque

Onyx

2.58ct total2 pcs
$ 5.14
7 mm (calibrated)
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1.16ct Natural Black Onyx, Round, Opaque, Photo A

1.16ct Natural Black Onyx, Round, Opaque

Onyx

1.16ct1 pc
$ 2.31
6.5 mm (calibrated)
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2.48ctw Natural Black Onyx, Round, Opaque, Photo A

2.48ctw Natural Black Onyx, Round, Opaque

Onyx

2.48ct total2 pcs
$ 4.94
6.5 mm (calibrated)
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3.14ctw Natural Black Onyx, Round, Opaque, Photo A

3.14ctw Natural Black Onyx, Round, Opaque

Onyx

3.14ct total2 pcs
$ 6.26
7 mm (calibrated)
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1.03ct Natural Black Onyx, Round, Opaque, Photo A

1.03ct Natural Black Onyx, Round, Opaque

Onyx

1.03ct1 pc
$ 2.05
6.5 mm (calibrated)
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8.07ctw Natural Black Onyx, Oval, Opaque, Photo A

8.07ctw Natural Black Onyx, Oval, Opaque

Onyx

8.07ct total2 pcs
$ 16.08
13 x 11 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
$ 10.00
18 x 13 mm (calibrated)
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2.86ctw Natural Black Onyx, Round, Opaque, Photo A

2.86ctw Natural Black Onyx, Round, Opaque

Onyx

2.86ct total2 pcs
$ 5.69
7 mm (calibrated)
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4.24ct Natural Black Onyx, Heart, Opaque, Photo A

4.24ct Natural Black Onyx, Heart, Opaque

Onyx

4.24ct1 pc
$ 4.22
10 x 10 mm (calibrated)
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28.87ct Natural Black Onyx, Oval, Opaque, Photo A

28.87ct Natural Black Onyx, Oval, Opaque

Onyx

28.87ct1 pc
$ 28.75
27 x 20 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

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It's mostly good, only some item's are easier to find through the search than the menu

Posted By Wayne in July, 2025
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Overall Rating -> 8 star ratings

It was fine

Posted By Na in April, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

I found the filter options excellent. Yours was the third site I visited (asked chat got for reputable online sellers of loose gems) and the first I purchased from as I was able to easily find what I was looking for.

Posted By Kelly in May, 2026
Source: Bizrate

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 -> 10 star ratings

The website has a good selection, the interface is very intuitive.

Posted By PhoenixFeatherJewelry in January, 2026
Source: Bizrate
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