How about getting him a custom-made jigsaw puzzle of a photo that is special to him? It could be a photo of the two of you together, or his favorite place to go on vacation. Seeing a photo he loves come to life as a jigsaw puzzle would surely make his birthday extra special. There are many online stores that could create this for you.
Or you can get him a star map with the date when he was born.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.