There have been many iconic, on-screen moments when it comes to fashion. On the big screen we’ve had Marilyn Monroe in Travilla white pleats. Scarlett O Hara knocking up a dress from a set of velvet drapes in Gone with the Wind, Annie Hall with her love of thrift shop men’s tailoring, and Judy Garland in Dorothy’s Ruby Red slippers. On the small screen, there was the Rachel cut that launched a million copycats, the glitz and glamour of Dynasty complete with sequins and shoulder pads, and more recently, the peaked caps, sever haircuts and sharp tailoring of the Peaky Blinders – who are soon to have a fashion range…