What is the average size for pearl earrings?

The average size for pearl earrings is around 7 or 8 millimeters. However, you're free to choose smaller or larger pearl studs to suit your tastes. Some people prefer smaller, 2- to 6-millimeter pearls for daily wear. Larger pearls ranging from 11 to 16 millimeters in diameter can be a dramatic choice for dressy occasions. On 1stDibs, explore a variety of pearl earrings.