Popsugar Fashion Kate Middleton Princess Diana and Kate Middleton Wearing Catherine Walker Princess Diana Loved This Brand So Much, Even Kate Middleton Has Become a Fan August 29, 2018 by Morgane Le Caer View On One Page Photo 37 of 41 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 37 Princess Diana For the iconic moment in 1982 when Diana left St. Mary's Hospital with Prince William, she wore a green polka-dot dress from Catherine Walker. Previous Next Start Slideshow The RoyalsFashion DesignersNostalgiaKate MiddletonCoatsDressesCelebrity Street StyleCatherine WalkerOuterwearPrincess Diana