formal black white dress Elegant Spaghetti-Straps and Prom Long With Slit With a simple and elegant gothic design Formal Black and White Halter

"Before I even walk in the door, I believe a lot of them have their thesis," she says, only half-seriously

Features long sleeves with elastic cuffs, a flattering v neckline, a side zipper closure, and Swiss dot fabric

In an interview for CNN Style, Watson sat down with Derek Blasberg to provide some context for Sunday night's statement-making ensemble and to explain why you'll likely spot those custom Calvin Klein pieces on future red carpets

Looking for more essentials to help you master fall fashion

When you want to create a street-style look, wear black skin-fit jeans with a black turtleneck shirt and biker jacket