Board Thread:Spoilers!/@comment-5899967-20150208192922/@comment-4839682-20150414175555

It's identical to the quill Mr. Gold gave him in "Heart of Gold", in somewhat of a pen style, but distinctive from the one he was using in "Best Laid Plans".

It would seem he doesn't need any one particular quill, as long as it's enchanted, so he may have several.