University of Cincinnati Earring - Large Stud - See Image on Model for Size Reference Cincinnati Bearcats stud earrings are available in several sizes. This earring is our larger size measuring 12mm. See the additional images on our model for size reference. Solid Sterling Silver - NOT SILVER PLATED Available in Three Sizes 8mm (small) 10mm (medium) 12mm (large) Officially Licensed by the University of Cincinnati