How about a personalized novel that features both of you as the main characters? There are several companies that can create a custom romance novel that includes your names, physical descriptions, and even personalized details about your relationship. This would be a unique and thoughtful gift that reflects his love of reading and your relationship. Another option could be to purchase a first edition of his favorite novel or a signed copy by the author.
Or you can get him a star map with the date of your anniversary.
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.