Red Diamond Casino is at Red Diamond Casino. Rating · (7 Reviews). Then move on to the next. Desert Diamond Casino & Hotel-Tucson · Ranked #74 of hotels in Tucson · Tripadvisor Traveler Rating. Every few months I'll pick a casino to frequently play at a few times a week. 󰟝. Page · Casino. Noche tras noche, Red Diamond Casino brilla con. . This casino is extremely horrible if you're actually. 3d󰞋󱟠. 󱡍.