How about a personalized sailing jacket or hat embroidered with their name or the name of their boat? You could also consider a navigation tool such as a compass or a nautical chart of a sailing trip they particularly enjoyed. Another idea could be a book about the history of sailing or a biography of a famous sailor. Alternatively, you could arrange a sailing experience day for them, perhaps on a chartered boat or as a lesson with a professional sailing instructor.
Or you can get her/him a star map with an important date you share.
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.