Ko:Sin Ki: Buffet at Desert Diamond Casino & Entertainment - Tucson Share: Restaurants Ko:Sin Ki: Buffet at Desert Diamond Casino & Entertainment - Tucson Visit Website 7350 S. Nogales Hwy. Tucson, AZ 85756 (520) 342-1327 About Map About Ko:Sin Ki: Buffet has a full menu of options to satisfy everyone in your group. From Sunday brunches to seafood dinners. What's Nearby? Distance: 5 10 15 20 25 50 mi.
