Ironically enough, the hero in the Boston Blackie movie series is a former jewelry thief turned private detective.
He would later have a successful career as a bank robber and jewelry thief with Irving during the 1880s and 90s before his death in New York.
There was even a photo album from the 1920's displaying dozens of police mug shots of jewelry thieves.
Eberhardt and Murphy played two sisters who run away from home to pursue a life of crime as jewelry thieves who become affiliated with the mafia.
The movie then cuts to Lin Chang Cao instructing his henchman to go attack some jewelry thieves.
Kelly is an American heiress on vacation with her mother; Grant is a former jewelry thief who is suspected of having come out of retirement.
They escape to the city, where they become criminals and jewelry thieves.
Little do they realize a pair of jewelry thieves are using them to smuggle diamonds to the mainland U.S.!
But being decent doesn't make the hero omniscient, and unbeknown to him, one of the jewelry thieves he is chasing is headed for a cruel fate.
She is a proclaimed jewelry thief and is obsessed with them.