Glendale, AZ · Phone: () Toll-free: () DDC-WINS. Desert Diamond Arena. Desert Diamond Casinos & Entertainment, with three locations in Southern Arizona (Tucson, Sahuarita, and Why) and one in the West Valley in. Desert Diamond Arena. We have the newest slots, table. What is the bag policy? The only approved bags are a crossbody. Desert Diamond Casino & Entertainment · W. With over 75, square feet of gaming space, Desert Diamond Casino West Valley is where jackpots are a cause for celebration. Dogs Allowed. The casino floor, with the fake roulette and craps, at Desert Diamond West Valley · The Rock Bar with the ever changing lights changing on its facade, as you. . No. A new Desert Diamond Casino is under construction at the southeast corner of Loop and Northern Parkway near Glendale. Northern Ave. Desert Diamond Casino West Valley · W Northern Ave. Glendale, AZ Directions · () Call Now · More Info. West Maryland Avenue, Glendale , Arizona. Hours · Known For. The $ million construction. Located in the heart of Glendale's Westgate Entertainment District, and with over 75, square feet of pure entertainment, Desert Diamond Casino West Valley is.