Interesting article from The Economist dealing with perfume/cologne/artificial scent:
"...Craig Roberts of the University of Liverpool and his colleagues—working with a team from Unilever’s research laboratory at nearby Port Sunlight—have been investigating the problem. They already knew that appropriate scents can improve the mood of those who wear them. What they discovered, though, as they will describe in a forthcoming edition of the International Journal of Cosmetic Science, is that when a man changes his natural body odour it can alter his self-confidence to such an extent that it also changes how attractive women find him..."
My choice is L'Eau d'Issey Pour Homme by Issey Miyake.