Time to toughen up your jewelry? We couldn’t agree more, so it's time to add some character to your outfit with a skull necklace. With styles that Marilyn Manson could only dream of, choose from skull necklaces by Alexander McQueen, John Varvatos and Thomas Sabo for pieces that will work perfectly with plain-white T-shirts and leather jackets. Want to make a statement? Look to Noose And Monkey and David Yurman and take your accessories collection to the next level.