From the Knit Rowan website:
This simple boat neck sweater features in Little Rowan Cherish. Designed by Linda Whaley in Summerlite 4ply it also features a simple fairisle band making it suitable for the knitter with a little experience.

Finished width dimensions:
at underarm
24: 25.5: 26: 27: 28: 29 cm
9½: 10: 10: 10½: 11: 11½ inches

Yarn Information:
Photographed with Rowan Summerlite 4ply in Washed Linen 418
2, 2, 2, 2, 3, 3 skeins
382, 382, 382, 382, 573, 573 yards

Small amounts of Summerlite 4ply for Boys Embroidery
B - Duck Egg 419
C - Still Grey 422

Small amounts of Summerlite 4ply for Girls Embroidery
B - Duck Egg 419
C - Blushes 420

Extras:
QTY (2) 10mm buttons

*** Pattern updated using Rowan Baby Cashsoft Merino
A. Silver 00106 - 3(3,3,3,4,4) balls
Small amounts of the same yarn in B Heavenly 00111 and C. Vintage Pink 00105 for embroidery.

or you may use B Heavenly 00111 and C. Baby Blue 00107 for embroidery.