Cameron Diaz Sports Ring on THAT Left Finger & Sparks Engagement Rumors

Cameron Diaz rocks a mysterious ring on her left finger while grabbing some grub at Gracias Madre on Friday (November 7) in West Hollywood, Calif. The 42-year-old actress was joined for the lunch by two close pals while her boyfriend Benji Madden is busy on tour with his brother Joel. PHOTOS: Check out the latest