From the Knit Rowan website:
Knit this ladies short sleeve sweater, with chunky roll neck, from The Amore Collection. A design by Lisa Richardson using Kidsilk Amore, a multi strand chain construction yarn (mohair and silk,) this knitting pattern is suitable for the average knitter.

Finished width dimensions:
48: 54: 62: 68: 76 cm
19: 21½: 24½: 27: 30 inches

Yarn Information:
Photographed in Chiarosuro 506
8, 9, 10, 11, 13 skeins
368, 414, 460, 506, 598 yards