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Cushion Cut Diamond Size Chart (MM)

Wondering what a 1 carat Cushion diamond looks link on a hand? Our round diamond size chart will help you convert millimeter (mm) size to carat size for Cushion cut diamonds.

Cushion black diamond size chart

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Cushion Diamond Sizes

Cushion MM
Size
Cushion Weight
(ct)
Black Diamond ct
weight (Approx)
Cushion MM
Size
Cushion Weight
(ct)
Black Diamond ct
weight (Approx)
4.2 mm. 0.40 0.52 8 mm. 3.00 4.20
4.9 mm. 0.50 0.65 8.5 mm. 3.50 4.90
5.25 mm. 0.75 1.00 9 mm. 4.12 5.80
5.5 mm. 1.00 1.40 9.5 mm. 5.09 7.20
6 mm. 1.25 1.80 10 mm. 5.62 7.90
6.5 mm. 1.50 2.10 11 mm. 7.44 10.50
7 mm. 2.00 2.80 12 mm. 9.52 13.40
7.5 mm. 2.50 3.50 13 mm. 12.66 17.80

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