Radiant Cut Diamond Size Chart (MM)

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

Radiant black diamond size chart

 


Radiant Diamond Sizes

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Radiant MM
Size
Radiant Weight
(ct)
Black Diamond ct
weight (Approx)
5×3 mm. 0.31 0.40
4.5×3.5 mm. 0.34 0.44
6×3 mm. 0.41 0.53
6×4 mm. 0.50 0.65
6.5×4.5 mm. 0.75 1.00
7×5 mm. 1.00 1.40
7.3×5.5 mm. 1.25 1.80
7.5×5.8 mm. 1.50 2.10
8×6 mm. 2.00 2.80
8.5×6.5 mm. 2.25 3.20
9×7 mm. 2.50 3.50
9.5×7.5 mm. 3.00 4.20
10×7 mm. 3.31 4.70
Radiant MM
Size
Radiant Weight
(ct)
Black Diamond ct
weight (Approx)
10×8 mm. 3.50 4.90
11×9 mm. 5.05 7.10
12×9 mm. 6.06 8.50
11.5×10 mm. 6.45 9.10
13×9 mm. 6.54 9.20
12×10 mm. 6.79 9.60
14×10 mm. 8.47 11.90
13×11 mm. 9.33 13.10
13.5×11.5 mm. 10.19 14.30
15×11 mm. 11.48 16.10
14×12 mm. 12.14 17.00
16×12 mm. 14.22 20.00

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