You will need a cable needle.

Finished measurements:
Bust circumference: 37(41.5, 45.5, 48.5, 52.5)“ 94(105, 115, 123, 1330 cm
Finished length: 20.5(21.5, 22, 23, 24)” 52(54, 56, 58.5, 60.5) cm
Sleeve to armhole: 17.5(17.5, 18, 18, 18)“ 45(45, 46, 46, 46) cm

Yarn used:
Rowan Kid Classic
Cherry Red 847 - 6(7, 8, 9, 9) balls