You will need stitch holders.

Finished measurements:
Chest circumference: 21.25( 23.75, 24.75 ,26)“ 54( 60, 63, 66) cm
Finished length: 17( 18, 19.25, 21)” 43( 43, 49, 53) cm
Sleeve seam: 8.25( 9, 9.75, 10.75)“ 21( 23, 25, 27) cm

Yarn used:
Hayfield Baby Blossom Chunky
Shade 352 Little Lavender - 2(3, 3, 3) balls