Cameron Diaz Updates Her Engagement Ring With a Massive Diamond Stunner

It looks as though Cameron Diaz may have updated her wedding ring. On Tuesday, the actress, who recently completed her second book, was spotted out and about in LA, flashing a massive diamond stunner on her left hand. When Good Charlotte rocker Benji Madden proposed to her in December 2014, he did so with a thick gold band, which Cameron had been wearing until now, and while Cameron and Benji tend to keep their relationship private, every now and then they give us a glimpse at their loving union...