Jon Furniss/WireImage

WHAT SHE WORE Roberts celebrated the final installment of Harry Potter in a lace-paneled Max Mara cocktail dress, Kotur clutch, onyx Dana Rebecca Designs studs and black Sergio Rossi stilettos.

CELEBRITY: Emma Roberts

DESIGNER: Max Mara

TREND: Black

14 of 25

Emma Roberts

Emma Roberts in Max Mara

Advertisement