1 year anniversary, present advice!!

So it's mine and my boyfriends 1year of being together next month, and I literally have no idea what to get him. I want to get him something he can keep forever and that he will treasure. I have already got him stuff like clothes, teddies, a jar of notes, aftershave and a bracelet. But now I'm loosing thing to get him. What do I get him?! Suggestions needed pleaseeee