This is a replica of Hermione's Time-Turner from the Harry Potter series, manufactured by The Noble Collection. The replica is gold-plated and features a working miniature hourglass with rotating inner rings. It comes with a wooden display box and an 18 to 20-inch chain. The Time-Turner was a magical device used for time travel in the Harry Potter universe, most notably in the film Harry Potter and the Prisoner of Azkaban.