The Moonstone: A Romance by Wilkie Collins is an 1868 British epistolary novel. It is an early example of the modern detective novel, and established many of the ground rules of the modern genre. Its publication was started on 4 January 1868 and was completed on 8 August 1868. The story was serialised in Charles Dickens's magazine All the Year Round. Collins adapted The Moonstone for the stage in 1877.
