Harry Potter Sterling Silver Diadem stud Earrings Harry Potter Sterling Silver Diadem Earrings The Diadem is the tiara owned by Rowena Ravenclaw. These Sterling Silver Diadem stud earrings match our delicate Sterling Silver necklace. Delicately detailed with a drop crystal tail feather they make a popular gift and are often worn at special occasions and weddings. The earrings are approx. 1.5cm wide and are supplied in a branded Harry Potter gift box Matches our sterling silver necklace Crystal elements A special occasion gift