What is the average size diamond stud?

The average size of a diamond stud is 0.50 carats. With these earrings, each stud features a 0.25-carat diamond. You can also find diamond studs as small as 0.25 carats and as large as 2 carats or more. Explore a diverse assortment of diamond stud earrings from some of the world's top sellers on 1stDibs.