You will need 3 buttons to finish.

Finished measurements:
Chest circumference: 36( 40, 44.5, 48, 52.5, 56, 60.25)“ 91( 102, 113, 122, 133, 142, 153) cm
Finished length: 20.5( 21.25, 22, 22.75, 23.75, 24.75, 25.25)” 52( 54, 56, 58, 60, 63, 64) cm
Sleeve seam: 17.75( 18, 18, 18.5, 19, 19, 19)“ 45( 46, 46, 47, 48, 48, 48) cm

Yarn used:
Sirdar Jewelspun Ombre
Shade 103 Ocean Blue - 1(1, 1, 2, 2, 2, 2) balls