The same canvas print, written for graduation.
The same canvas print, written for retirement.
The same canvas print, written for housewarming.
The gift given at the point everybody is pleased and nobody has started arguing about the seating plan. A canvas of the proposal photograph is specific to them rather than to the wedding.
Something to hand over on the night that is not another bottle. Small formats travel home from a party far better than anything breakable.
Both sets of parents usually hear the news by phone. A canvas of the two of them, sent afterwards, is the version that goes on a wall.
Canvas packs flat and does not shatter, which matters for a couple who are likely to move at least once between the engagement and the wedding.