Fall is a great season for 1920's style but it's the details that distinguishes vintage from a simple blazer and pants look. A collar pin and up-cycled handkerchief and lapel pin (courtesy of Modern Renaissance Man) made it appear as though this outfit was stolen directly off the back of a 1920's bootlegger.
Collar Pin:Handkerchief:Lapel Pin:: Modern Renaissance Man
Pants: J Crew
Shirt: B.D. Studio
Shoes: Too Boot New York
Tie: Original Penguin