The Pearls of the Crown
Les Perles de la couronne (original)
The story of the seven pearls of the English Crown, from Henry VIII to 1937; three of them missing.
Starring Sacha Guitry, Jacqueline Delubac, Lyn Harding, Enrico Glori, Jean-Louis Barrault, Ernete Zacconi, Barbara Shaw, Humberto Catalano, Arletty, Marcel Dalio
It's a history and comedy movie, and has a rating of 6.9 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Argentina.