PEOPLECharlize Theron Through the Agesby Sue Williamson04.20.15The cover star of W’s May 2015 issue is more than just a pretty face, philanthropist, and Academy Award-winning actress—she’s also an unstoppable style star. Here, her best looks from 1997 to today.1While some celebrity style stories involve more than a few early missteps, Charlize Theron’s starts out strong and only gets better. In one of her first appearances at the premiere of “Mad City,” the newcomer looked lethal in a sleek black camisole dress, barely-there sandals, and a shiny blonde bob that looks as fresh now as it did in 1997.Photo by Getty Images.2Theron added a bit of shine for the 2000 premiere of “Reindeer Games” with a one-shoulder silver dress, black square-toe sandals, thick bangs, and a metallic mani. Remember it was 2000, this was cool.Photo by Getty Images.3By 2004, Theron was a bona fide star—and naturally, she dressed the part. Accepting the Academy Award for Best Actress for her role in “Monster,” she looked anything but in a gold Gucci gown, a diamond cuff bracelet, and Old Hollywood waves.Photo by Getty Images.4Fresh off her Oscar win, Theron ruled the 2005 Golden Globes in a midnight blue Dior gown and a dark black ‘do.Photo by Getty Images.5Nominated for her role in “North Country,” Theron took to the 2006 Oscars in one of her best looks yet: a forest green silk leather dress by John Galliano for Dior. Though she lost to “Walk the Line” star Reese Witherspoon, her look—complete with black nails, gold gems, and a teased up ‘do—won serious style points.Photo by Getty Images.6For the 2007 premiere of “East of Havana,” the actress got into character as Producer of the film in a sleek black and white silk suit, oxblood nails, and severe, slicked-back hair.Photo by Getty Images.7Continuing her flawless red carpet streak—and role as the face of Dior—Theron stunned at the 2008 premiere of “Hancock” in a fluffy crème Dior frock, a chartreuse clutch, and leopard-print sandals.Photo by Getty Images.8While Theron’s lilac Dior Couture gown at the 2010 Golden Globes landed her on Worst Dressed lists around the globe, we consider the look a success: it was perfectly accessorized, daring, and, best of all, got everyone talking.Photo by Getty Images.9At the 2012 Golden Globe Awards, the actress glowed in a diamond-accented blush dress by Christian Dior Couture. Nude ankle-strap sandals, a diamond headband, and an embellished clutch sealed the deal on this winning ensemble.Photo by Getty Images.10Nowadays, Theron continues to steal the spotlight on and off the red carpet—and often in Dior. Here, the star shows her penchant for shine and the color black at the premiere of her new film “Dark Places” in Paris.Photo by Getty Images.