Shoes: There are several options of shoes that could work for a conference. Just find a pair comfortable for all day wear - remember, conference halls involve a lot of walking.
New Cyrus Kambys - a boutique Swiss watch brand with a movement designed by Jean-Francois Mojon. This watch is contains an impressively designed movement produced 100% in-house.
shoe style is called 'monk' - I find them very versatile and smooth looking. this cut of pant is a little young/less conservative for a business setting