How about a beautiful Indian saree or a Kurti? You could also gift her/him some traditional Indian jewelry, like a pair of jhumkas or a beaded necklace. Another option could be a set of Indian spices and a cookbook with recipes to make delicious Indian dishes at home. If they enjoy reading, you could also gift them a book on Indian history or culture, like "The God of Small Things" by Arundhati Roy or "The White Tiger" by Aravind Adiga.
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.