You will also need a cable needle.

You will need 3 buttons, approximately 3/4” (20 mm). Rowan used imitation horn buttons #TGB4775 from Textile Garden in the UK.

Finished measurement:
Chest circumference: 32( 36.5, 40, 44.25, 47.75, 52.25, 55.75, 60, 64.75)“ 81.5( 92.5, 101.5, 112.5, 121.5, 132.5, 141.5, 152.5, 164.5) cm
Finished length: 17.75( 18.5, 19.25, 20, 20.75, 21.75, 22, 22.75, 23.25)” 45( 47, 49, 51, 53, 55, 56, 58, 59) cm
Sleeve length:4(4, 4, 4.25, 4.25, 4.25, 4.25, 4.25, 4.25)“ 10( 10, 10, 10.5, 10.5, 10.5, 11, 11, 11) cm

Yarn used:
Rowan Cotton Trio
Shade 114 Fresh - 6(7, 8, 9, 10, 11, 12, 13, 13) balls