From the Knit Rowan website:
Knit this longer length cardigan from the Summerlite DK collection. Designed by Martin Storey it features all over lace and cable patterning making it suitable for the more experienced knitter.

Finished chest width dimensions:
52: 57: 63: 69.5: 76 cm
20½: 22½: 25: 27½: 30 inches

Yarn Information:
Photographed with Rowan Summerlite DK in Ocean 459
14, 16, 18, 19, 21 skeins
1988, 2272, 2556, 2698, 2982 yards

Extras:
QTY (6) BN1602 buttons from Bedecked