Hercule Poirot and Captain Hastings are on holiday at the opulent Grand Metropolitan Hotel in Brighton when they meet the wife of a wealthy stockbroker. As they discuss the jewels worn by Mrs. Opalsen, the great detective relates his experiences in cases which have concerned some of the best-known jewels in the world. Excited by his anecdotes, the wealthy matron eagerly offers to show him her most expensive piece, a pearl necklace, but when she goes to retrieve it from her room, she discovers that it has been stolen! Librarian's note: this entry is for the story, "The Jewel Robbery at the Grand Metropolitan." Collections of short stories by the author can be found elsewhere on Goodreads. The individual entries for all Poirot short stories can be found by searching Goodreads for: "a Hercule Poirot Short Story."