Diamonds () is a 1920 German silent crime film directed by Friedrich Feher and starring Louis Ralph, Erika Glässner, and Julius Brandt. A policeman goes undercover to unmask a customs officer as corrupt. Feher's direction was criticised for being too loose. Cast Louis Ralph Erika Glässner Julius Brandt Paul Morgan References Bibliography Films of the Weimar Republic 1920 films German silent feature films German crime films Films directed by Friedrich Feher 1920 crime films German black-and-white films 1920s German films 1920s German-language films