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Gemtype Color Shape Weight Size Date Clarity Price Origin
You Selected (156): Giant-Sized Tourmaline Tourmaline, Cat's Eye Tourmaline, Paraiba Tourmaline, Chrome Tourmaline, Rubellite Tourmaline, Verdite Gems Clear All
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ID: 3479361 pcs
thumb image of 45.9ct Baguette / Scissor Cut Black Tourmaline (ID: 347936)
45.89 ct Tourmaline
26.7 x 16.3 mm
$ 229.45
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ID: 3623881 pcs
thumb image of 20.5ct Octagon Checkerboard Black Tourmaline (ID: 362388)
20.46 ct Tourmaline
22.1 x 11.1 mm
$ 102.30
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ID: 3497371 pcs
thumb image of 10.2ct Oval Facet Black Tourmaline (ID: 349737)
10.16 ct Tourmaline
13.9 x 10.8 mm
$ 50.80
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ID: 3661971 pcs
thumb image of 16ct Oval Facet Black Tourmaline (ID: 366197)
15.97 ct Tourmaline
15.8 x 13.1 mm
$ 62.44
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ID: 3623871 pcs
thumb image of 16.1ct Oval Facet Black Tourmaline (ID: 362387)
16.13 ct Tourmaline
17.9 x 15.1 mm
$ 80.65
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ID: 3483121 pcs
thumb image of 29.6ct Oval Checkerboard Black Tourmaline (ID: 348312)
29.61 ct Tourmaline
19.8 x 17.2 mm
$ 148.05
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ID: 3488201 pcs
thumb image of 24.6ct Oval Facet Black Tourmaline (ID: 348820)
24.64 ct Tourmaline
18.7 x 14.3 mm
$ 123.20
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ID: 3635451 pcs
thumb image of 20.5ct Pear Checkerboard Black Tourmaline (ID: 363545)
20.48 ct Tourmaline
18.9 x 15.5 mm
$ 102.40
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ID: 3487471 pcs
thumb image of 22.6ct Oval Facet Black Tourmaline (ID: 348747)
22.63 ct Tourmaline
18.2 x 15.3 mm
$ 113.15
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ID: 4171901 pcs
thumb image of 13.7ct Oval Facet Golden Green Tourmaline (ID: 417190)
13.65 ct Tourmaline
15.9 x 12.9 mm
$ 2320.50
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ID: 2996271 pcs
thumb image of 3.2ct Fancy Slice Multicolor Tourmaline (ID: 299627)
3.22 ct Tourmaline
13 x 10.8 mm
$ 54.68
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ID: 3488391 pcs
thumb image of 27ct Cushion-Cut Black Tourmaline (ID: 348839)
27.04 ct Tourmaline
20.7 x 13.9 mm
$ 135.20
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ID: 3621611 pcs
thumb image of 32.6ct Octagon Checkerboard Black Tourmaline (ID: 362161)
32.56 ct Tourmaline
23.3 x 13.6 mm
$ 123.08
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ID: 3705191 pcs
thumb image of 29.2ct Cushion-Cut Black Tourmaline (ID: 370519)
29.19 ct Tourmaline
21.2 x 14.2 mm
$ 110.92
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ID: 3480751 pcs
thumb image of 28.5ct Oval Checkerboard Black Tourmaline (ID: 348075)
28.53 ct Tourmaline
19 x 16 mm
$ 142.65
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ID: 3480791 pcs
thumb image of 9.9ct Oval Facet Black Tourmaline (ID: 348079)
9.91 ct Tourmaline
14.9 x 12.1 mm
$ 49.55
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ID: 3488551 pcs
thumb image of 29ct Heart Checkerboard Black Tourmaline (ID: 348855)
28.99 ct Tourmaline
20.1 x 16.6 mm
$ 144.95
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ID: 3488451 pcs
thumb image of 40.9ct Barrel Black Tourmaline (ID: 348845)
40.88 ct Tourmaline
27.8 x 13.5 mm
$ 204.40
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ID: 4171881 pcs
thumb image of 7.3ct Oval Facet Golden Green Tourmaline (ID: 417188)
7.34 ct Tourmaline
13.1 x 10.1 mm
$ 1468.00
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ID: 3497351 pcs
thumb image of 16ct Baguette / Scissor Cut Black Tourmaline (ID: 349735)
16.01 ct Tourmaline
17.9 x 10.2 mm
$ 80.05
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ID: 3487421 pcs
thumb image of 24.5ct Oval Facet Black Tourmaline (ID: 348742)
24.48 ct Tourmaline
20.2 x 16.2 mm
$ 122.40
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Giant-Sized Tourmaline
Browse large tourmaline gemstones weighing up to 100 carats, in a rainbow of colors, including black (also known as schorl), pink, bicolor and green. Large tourmaline gemstones are available as faceted gems in many shapes and styles, and also cut en cabochon. Large tourmaline gemstones are perfect for collectors or for statement jewelry, such as cocktail rings, oversized pendants and brooches. From this page, you can filter the results further by using the left-hand menu. For instance, you can shop by color, or shape. Using the check boxes at the top, results can be narrowed even further by single, pairs, faceted or cabochon gems. By using the top menu, you can search by origin, carat weight, size, price and other factors to find the exact tourmaline gemstones that you require for your jewelry. Buy giant-sized tourmaline gems online conveniently at GemSelect. All items are available and ready to be shipped.
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Size and Weight

Gems are always measured in Millimeter (mm)

Dimensions are given as;
length x width x depth,
except for round stones which are;
diameter x depth

Select gems by size, not by weight!
Gem varieties vary in density, so carat weight is not a good indication of size

Note: 1ct = 0.2g

Size Comparison Chart