My grandma has a mechanical watch she only wears on sundays - to the church. Whenever I was visiting her she asks me to wind it up for her before the mass. She

My grandma has a mechanical watch she only wears on sundays - to the church. Whenever I was visiting her she asks me to wind it up for her before the mass. She uses this same watch for over 30 years with minimal maintenance, and it's not an expansive brand, just a good noname watch.