Maybe you could get him some fishing equipment? Or get him tickets to a gig he might like.
Other than that a more general thing you can make is a frame with (polaroid) pictures of what you’ve done this year, places you’ve been and seen. You can find a lot of decorative pieces in any crafts shop.
Write him a nice card, buy some sweets/snacks.
Maybe recreate your first date, or a specific date you’ve had that was very meaningful to the both of you.