Easy enough. Here is a sartorial all star with different shoulder treaments.
One of the best dressed men of our era, "The black Prince Michael (
not of Kent )"
Here in a Huntsman military look ( note the structured shoulder )

Prince Michael in a Roman look, Caraceni perhaps, ( note the slightly roped shoulders ) and also the soft overall look and the Keaton collar shirt:

Soft Neapolitan look ( Not Rubinacci ):

The vintage look ( note the notch lapet Tux )
This post has been Al Sharpton approved.