From the KnitRowan website:
This exquisite crochet motif neck piece was designed by fashion student Lucy McLoughlin and was chosen as a finalist in the Rowan Design Awards 2010.

Finished dimensions
Neckband is 35cm, (14in) wide; total depth 28cm, (11in)

Yarn Information:
Pure Silk DK
A - Bone 151
1 skein
137 yards

Kid Silk Aura
B - Ivory 750
1 skein
82 yards

Kid Silk Haze
C - Cream 634
1 skein
229 yards

Shimmer
D - Silver 092
1 skein
191 yards

Extras
1 x 8mm pearl bead button
8 x 6mm pearl beads
30 x 4mm pearl beads
200 x pearl seed beads

This necklace is crocheted in a variety of different yarn weights with a variety of hook sizes. Only one ball of each yarn is required and no gauge is specified.

The necklace is featured in Rowan 48 in a collection of designs by students, but it not in the magazine itself.