The Pearl is told by a third-person omniscient narrator. In other words, the story is told from the point of view of an unknown narrator who can tell the reader what is happening from all of the characters' viewpoints.
The Pearl is a novel written in third person narration. The narrator is seperate from, omniscient and able to give an objective as opposed to a subjective view of the occuring events. (This can be beneficial because it allows the reader to independently develop opinions.)