Royal Diamond

"The Crown Diamond" is a one-act Sherlock Holmes play by Arthur Conan Doyle, later expanded into a short story titled "The Adventure of the Mazarine Stone." In this compact drama, Holmes attempts to recover a stunning stolen diamond (part of the Crown Jewels) from an aristocratic thief in a single night. The action unfolds in a single room as Holmes employs a daring ploy: using a wax dummy resembl...