It seemed appropriate to her that she should choose something with meaning to her. Technically, she was supposed to have returned it to McGonagall at the end of the school year, but had been reluctant to give up such a powerful magical object. Not that she had used it since then. The time turner itself no longer worked as it once had, as the necklace had been crushed during one of many incidents and the magical hourglass broken. She had repaired it to its former state, but the magic was no more.