The 21-year-old "Harry Potter" actress flaunts a deep-bordeaux pout that instantly reminded us of the wine lips modeled donned on the Spring 2011 runways of Louis Vuitton, Emanuel Ungaro and Givenchy. While scarlet lips are typically worn during the fall, Watson proves that this dark shade is worthy of warm-weather months.
What's the secret to her sexy smacker? Lancôme's La Laque Fever in Techno Brick (a shimmering gold-flecked brownish plum) topped with Juicy Tube in Pure (an ultra-shiny gloss).
Click here for five expert tricks and tips on how to wear lip gloss.