Key Takeaways Kate Middleton's wedding dress, which was designed by Sarah Burton for Alexander McQueen, featured a long-sleeve lace appliqué bodice and full organza skirt. Kate was involved in the design process, drawing inspiration from Grace Kelly's 1956 wedding dress for her own bridal look. Kate Middleton's wedding dress for her nuptials to Prince William is one of the world's most well-known gowns. ADRIAN DENNIS / Staff / Getty ImagesHow Much Did Kate Middleton's Wedding Dress Cost? Kevin Mazur/MG25 / Contributor / Getty ImagesWho Designed Kate Middleton's Wedding Dres?