What is Incredible Agents? Incredible Agents is a real estate agent search engine that helps you find a Diagonal Realtor. Diagonal Realtors are ranked by what and how many homes they have sold in the Diagonal area. There are also reviews by Diagonal residents who have previously bought or sold real estate with Diagonal Realtors. You can refine your search of Realtors in Diagonal by the average price or bedrooms of homes Diagonal real estate agents deal with or their last name. Whether you say Diagonal REALTOR ®, "Diagonal Realator" or "Diagonal Realter", Diagonal realitor, "Diagonal realety" or "Diagonal reality", or "Diagonal realestate agents", Incredible Agents can help.