From the Knit Rowan website:
This short sleeve cardigan by Sarah Hatton in Tetra Cotton is available as a paid pattern download. It uses both knit and crochet and has an unusual hankerchief style lower panel. It would be suitable for the knitter/crocheter with a little experience.

Finished chest width dimensions:
45: 50: 56: 62: 69 cm
17½: 19½: 22: 24½: 27 inches

Yarn information:
Photographed with Rowan Tetra Cotton in Idra 003
6, 6, 7, 8, 9 skeins
852, 852, 994, 1136, 1278 yards

Extras:
QTY (1) BN1620 button