Pokémon - Image #884,015

"A view from below shows that it has a pair of red eyes."
"Ralts's Pokémon Trozei! sprite is the only one where its eyes are visible. In Pokémon X and Y, Pokémon Colosseum and Pokémon XD: Gale of Darkness, one can see them if one were to view Ralts from below in the Pokédex/Trainer memo; however, it is not a sprite."

They have eyes too: