Alright a leather jacket is a must for this style. The jacket takes you to the next level quite easily. Most jackets will be good, just do not throw on a black leather jacket and a white T-shirt expecting no one to call you a greaser.
Wear a grey overcoat and black jeans for your nine-to-five. Complement your outfit with black leather chelsea boots. — Black Leather Chelsea Boots — Black Jeans — Grey Overcoat — Black Hoodie — Charcoal Scarf — White Crew-neck T-shirt