Marquise Cut Diamond Size Chart (MM)

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

Marquise black diamond size chart

 


Marquise Diamond Sizes

Shop Marquise Diamonds

Marquise MM
Size
Marquise Weight
(ct)
Black Diamond ct
weight (Approx)
3×1.5 mm. 0.03 0.03
3.5×1.75 mm. 0.07 0.08
3.5×2 mm. 0.07 0.08
4×2 mm. 0.10 0.12
3.75×1.75 mm. 0.11 0.13
4.25×2.25 mm. 0.12 0.14
5×2.5 mm. 0.14 0.17
5.5×2.75 mm. 0.16 0.19
5.5×3 mm. 0.18 0.22
5×3 mm. 0.20 0.24
6.5×3 mm. 0.23 0.28
6×3 mm. 0.25 0.30
7×3 mm. 0.30 0.36
7.5×3.5 mm. 0.33 0.40
7×4 mm. 0.34 0.41
8×4 mm. 0.50 0.65
8.75×4.25 mm. 0.70 0.91
9×4.5 mm. 0.75 1.00
9.5×4.7 mm. 0.85 1.20
Marquise MM
Size
Marquise Weight
(ct)
Black Diamond ct
weight (Approx)
10×5 mm. 1.00 1.40
11×5.5 mm. 1.25 1.80
11.5×6 mm. 1.33 1.90
12×6 mm. 1.50 2.10
13×6.5 mm. 2.00 2.80
14×7 mm. 2.50 3.50
15×7 mm. 3.00 4.20
14×8 mm. 3.00 4.20
15×7.5 mm. 3.25 4.60
15×8 mm. 3.44 4.90
16×8 mm. 3.86 5.50
16.5×8.25 mm. 4.00 5.60
17×8.5 mm. 4.88 6.90
17.5×10 mm. 5.50 7.70
20×8 mm. 7.08 10.00
20×10 mm. 7.94 11.20
20×11 mm. 9.50 13.30

Related Posts