From the Knit Rowan website:
Crochet this ladies loose fitting sweater with dolman sleeves, a design from the Rowan archive that is now available to purchase online. Designed by Marie Wallin using the beautiful yarn Cocoon (merino wool and kid mohair), this sweater has an all over lace pattern and deep rib welt and cuffs.

Finished dimensions:
Waist/chest
42: 46.5: 56: 60.5: 65.5 cm
16½: 18½: 22: 24: 26 inches
From cuff to cuff
142: 147: 147: 151: 156 cm
56: 58: 58: 59½: 61½ inches

Yarn information:
Photographed in Seascape 813
9, 9, 10, 11, 11 skeins
1134, 1134, 1260, 1386, 1386 yards

Gauge notes:

• 7mm hook is listed in the pattern as the equivalent of US K/10½.
• 3 pattern repeatss to 14 cm and 5 rows to 10 cm measured over pattern using 7.00mm (US K/10½) hook.