The standard Crown height of the trilby model is 4.75" Measuring from the brim to the top of the point on the side of the hat.
The back of the crown is exactly the same as the front measuring between 3.75" Creating a Level appearance.
you can request a larger Or Smaller crowns for any hat, but these dimensions are perfect for most.

This New Trilby panama hat is Blocked on an semi oval hat block rather then a Perfectly round one to fit the average person better.