In The Enchantress Returns, Alex and Conner must assemble the Wand of Wonderment in order to defeat the Evil Enchantress. The Wand of Wonderment is made out of the six most prized posessions of the six most hated people in the world; one of which is the Sea Witch. Her most prized posession is her jewelry.
"She gently placed her hand over the pearl necklace wrapped around her neck. Each pearl was black, and they were all of different sizes and shades."
- ↑ TLOS II, ch 21, p 387