Sotheby's unveils a collection dedicated to fashion’s most discreet designer Martin Margiela. Nearly 220 pieces brought together over more than 20 years by a private collector will, in a single high-profile sale, revisit the most iconic creations of his career from his emergence in 1989 through to 2006. Here, Sotheby’s Fashion specialist Julia Guillon picks ten of the highlights in this spectacular sale.