From the Knit Rowan website:
Knit this womens stocking stitch boxy cardigan from the Truesilk Collection, designed by Martin Storey using the exquisite yarn, Truesilk (mulberry silk).With three quarter length set-in sleeves, garter stitch edgings and a quirky collar, this knitting pattern is suitable for the intermediate knitter.

Finished width dimensions:
46: 51.5: 57.5: 62.5: 69.5 cm
18: 20.5: 22.5: 24.5: 27.5 inches

Yarn Information:
Photographed in Happy 334
8, 8, 9,10, 11 skeins
1312, 1312, 1476, 1640, 1804 yards

Extras:
QTY (5) BN1729 buttons in 5 shades from Bedecked