Popsugar Fashion Sienna Miller Sienna Miller Christopher Kane Dress Tribeca Film Festival Sienna Miller Wears the Cutout Party Dress to Steam Up Your Summer Nights April 21, 2016 by Sarah Wasilak View On One Page Photo 13 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Shop Red Cutout Dresses Like Sienna's Cushnie et Ochs Button-embellished Stretch-cady Dress - Red $1595 from net-a-porter.com Buy Now Michelle Mason Cage Plunge Gown $748 from shopbop.com Buy Now Christopher Kane Pleated Printed Silk-chiffon Dress - Red $1295 from net-a-porter.com Buy Now Forever 21 FOREVER 21+ V-Neck Cutout Midi Dress $27.9 from forever21.com Buy Now Michael Kors Embellished Cady Illusion Sheath Dress, Coral $4995 from neimanmarcus.com Buy Now Halston Embellished Stretch Crepe De Chine Gown - Coral $475 from net-a-porter.com Buy Now Raoul Marilynn cutout embellished silk gown $870 from theoutnet.com Buy Now Rosie Assoulin Flower-Stamp Cutout Silk Gown, White/Red $3295 from bergdorfgoodman.com Buy Now Versace Cutout Dress $825 from couture.zappos.com Buy Now Fendi Sable Sleeveless Cutout Dress $2400 from saksfifthavenue.com Buy Now Maison Margiela Cutout Tech-Jersey Dress-Red $1195 from barneys.com Buy Now Self-Portrait Ayelette Cutout Double-Crepe Dress, Red $640 from neimanmarcus.com Buy Now Previous Next Start Slideshow Sienna MillerSpring FashionRed CarpetChristopher KaneSpringDressesShoppingGet The Look