Titled Little Cutie in Simply Knitting. Pattern includes instructions for a V neck or round crew neck.

Sizes: to fit chest / actual measurements
0-6 mo (chest size 16”/41cm) / (17.25”/44cm)
6-12 mo (chest size 18”/46cm) / (19.75”/50cm)
1-2 yrs (chest size 20”/51cm) / (21.75”/55cm)
2-3 yrs (chest size 22”/56cm) / (24.5”/62cm)
4-5 yrs (chest size 24”/61cm) / (25.5”/65cm)
6-7 yrs (chest size 26”/66cm) / (27.5”/70cm)

Yarn Requirements: DK weight, 50g balls
V-neck sweater: 3 (3, 4, 6, 7, 8) balls
Round-neck sweater: 3 (3, 4, 5, 6, 8) balls

Also Needed:
3 (3, 3, -, -, -) buttons for shoulder of smaller sizes
Stitch holders