Model: HC0023 CARAT Silver Plated Metal and Enamel 20 mm x 20 mm Slytherin Crest Cufflinks HARRY POTTER Cufflinks - Slytherin Crest. Silver plated and enamel cufflinks featuring the Slytherin house crest known from the Harry Potter books and films. These cufflinks come in an official Harry Potter branded gift box which shows the Warner Bros logo on the reverse. Great souvenir for a true Harry Potter fan.