Robert Pattinson's new film Cosmopolis is out 15 June 2012
They're Hollywood's hottest couple and now it looks as though Robert Pattinson and Kristen Stewart are finally taking their romance to the next level.
We're told that Twilight star Rob, 26, has given K-Stew, 22, a ring to show his commitment to the relationship.
A source tells Now: 'It's a really beautiful emerald promise ring.
'They've discussed marriage and how many babies they want, but they know they've got plenty of time for that.'
Read more about Robert Pattinson and Kristen Stewart in Now magazine dated 11 June 2012 - out now!
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