If you have an oval face like Halle Berry, you're a lucky gal. You can wear any style you'd like, as long as it works with your proportions. Just avoid swooping sidepieces that can drag your look down.
Get the Look: Nine West "Mod" open lens shades, $36 at ninewest.com Betsey Johnson Large "Mod" sunglasses, $125 at nordstrom.com