Official Silver Plated Harry Potter Merchandise by The Carat Shop Silver Plated Lightning Bolt with glasses Charm on a Necklace The Necklace is a silver plated chain which is 16 inches in length with a 2.5 inch extender chain. The glasses are Silver plated with a gold plated lightening bolt This necklace comes on official Harry Potter branded card packaging and shows the Warner Bros logo on the reverse The Carat Shop are the official licensed manufacturers of Harry Potter Jewellery on behalf of Warner Bros.