University of Michigan Charm | University of Michigan Blue and Maize Block M Logo Bead Charm | Officially Licensed University of Michigan Jewelry | UMICH Gifts | Michigan Jewelry | Stainless Steel Officially licensed UM charm by the University of Michigan. This University of Michigan charm fits most charm bracelets, including pandora. All University of Michigan jewelry is made with high-quality stainless steel, University of Michigan jewelry ships within 24-48 business hours, product lifetime guarantee. This blue UM charm makes the perfect University of Michigan gift for Wolverines fans, students and alumni.