The actor tells tells UsMagazine.com that he purchased the engagement ring when he was on a shopping trip with the actress preparing for a beautiful night out in the Italian city.
But at this time the couple have no plans when and where to exchange vows.
“There are so many things we want to do. One day we say we want to get married in a winery in Malibu. Then it’s a rooftop in New York. Vegas, elope to a chapel. London. We don’t even know. When we figure it out, we’ll plan it. But right now we’re having a good time.”