In the upcoming instalment in the Twilight franchise Stewart's character finally ties the knot with her vampire beau Edward Cullen.
'I haven't put the one on yet,' Stewart admitted.
Finding the perfect frock for their I Dos is a tough call Stewart says.
'It's such a big decision. I have a little hand in having a decision – or having an opinion more – but I think it's pretty much up to Stephenie,' she told MTV News.
Work on Breaking Dawn has reportedly begun in Baton Rouge with the film scheduled to arrive in theatres in November 2011.