Shell Locket

Shell Lockets are used for the mermaids to keep their pearls inside.

Appearance
They are the distinctive colour of that mermaid which have a pearl inside the lockets that enables them to transform.
 * Lucia's Locket is pink.
 * Hanon's Locket is aqua.
 * Rina's Locket is green.
 * Karen's Locket is purple.
 * Noel's Locket is deep blue.
 * Coco's Locket is yellow.
 * Seira's Locket is orange.
 * Sara's Locket is deep orange.