What does four diamonds mean in hotel ratings?

When AAA rates a hotel as four diamonds, it means the hotel is of high quality, offering guests a number of amenities and a stylish physical appearance. These hotels also offer excellent customer service and attention to detail.

Before AAA rates hotels on its scale of one to five diamonds, it evaluates the hotel on 27 requirements, including cleanliness and security compared to members' expectations. Approved hotels are awarded a diamond rating. One-diamond hotels provide travelers on a budget with the essentials but few other amenities. Five-diamond hotels offer the highest level of luxury to guests at a higher expense.