The Ravenclaw Diadem

The Ravenclaw Diadem is a fictional object from J.K. Rowling's Harry Potter series. It originally belonged to Rowena Ravenclaw, one of the four founders of Hogwarts School of Witchcraft and Wizardry. The diadem is a jeweled crown that is said to enhance the wisdom of its wearer. In the story, it becomes one of Voldemort’s Horcruxes, which are objects containing pieces of his soul, making him immortal. The quest to find and destroy the diadem is central to the plot in the final book, highlighting themes of knowledge and power in the wizarding world.