Screen Actors Guild Awards 2013

SAG 2013 Style: Sexy & They Know It

The evening's must-have accessory? For Michelle Dockery, Jessica Chastain and these other sultry stars, it was décolletage, which was put on (nearly) full display on the red carpet

JENNIFER WESTFELDT

Jon Hamm has killer looks, a mantle full of awards, a hit TV show and a girlfriend whose décolletage could stop traffic. She puts it on display in a sexy Blumarine dress with sheer panels (as if that neckline weren't wow-inducing enough).