The guy’s name is Romain Dauriac, and he has been providing her with many diamonds and boat outings over the course of their 10-month relationship.
Johansson also appears in the new teaser for Under The Skin, where she plays “an alien from an unidentified place who uses sex — or, at least, the promise of it — to lure men off the streets and to their deaths,” according to the Los Angeles Times.
Being an evil temptress alien involves being naked all the time, because she’s all about controlled nudity. And gems. And not doing what we want her to do, which would be marriage to Joseph Gordon-Levitt.