How about a custom-made ceramic dish set? You could commission a local ceramics artist to make a set of dishes that are unique and personal to your friend. You could also have their initials or wedding date engraved on them for a personal touch. Another option is to find a beautiful, handcrafted ceramics vase or sculpture that they can display in their home as a reminder of their special day.
Or you can get her/him a star map with the date of the wedding.
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.