You may also want to use a US F5 (3.75 mm) crochet hook for this design. This would be if you wanted to ladder the contrast color up the vertical stripes on the chart, versus duplicate stitching.

Finished measurements:
Chest circumference: 34.75( 38.5, 42.5, 46.75, 51.75, 54.75, 59, 62.5, 67)“ 88( 97.5, 108, 119, 130, 139, 150, 159, 170) cm
Finished length: 19.75( 20.75, 21.25, 22, 22.75, 23.75, 24.25, 24.75, 25.256)” 50( 52.5, 54, 56, 58, 60.5, 61.5, 63, 64) cm
Sleeve seam:17.25( 17.75, 17.75, 18, 18, 18, 18, 18, 18)“ 44( 45, 45, 46, 46, 46, 46, 46, 46) cm

Yarn used:
Rowan Summerlite Dk
A. 466 Seashell - 10( 11, 12, 13, 14, 15, 16, 17, 18) balls
B. 481 Lime - 1( 1, 1, 1, 1, 1, 2, 2, 2) balls