User blog comment:Thailog/Ep. 207 "Depths" discussion/@comment-5020469-20120610014741/@comment-3094698-20120610194136

its probably just a cheap trinket with the spell placed on it, its probably made of plastic and is just one of millions which are sold around the world. if so i could see artemis getting it mixed up with another one later on in the season which would cause her to be found out