The Tsar's Diamond
A Russian lady singer in Germany falls for a countryman working in a car factory there, who unknown to her is really a grand Duke. an attempt to steal the famous Orloff diamond adds to the complications.
- Genre: Adventure
- Director: Max Neufeld
- Cast: Liane Haid, Iván Petrovich, Viktor de Kowa, Theo Lingen, Max Gülstorff
- Country: Germany