Raffles is an English gentleman with a secret life—he is the notorious jewel thief known as "The Amateur Cracksman." While sailing from India to England accompanied by his friend, Bunny Manners, it is rumored that the infamous cracksman is aboard ship. Raffles warns a lady passenger to keep an eye on her necklace, which is stolen soon afterward. Although a search reveals no evidence, the necklace is returned upon reaching London.

A salesman is helped out of a jam with an angry customer by a wealthy playboy. In return, he agrees to help the playboy get a divorce from his wife, only to find himself falling for the girlfriend of the customer who got him in trouble in the first place.

1925 film by Monta Bell

Diamond thieves have infiltrated the staff of O'Day Jewelry. The Los Angeles Police Dept. employs their newest weapon, an airplane, to help smash the diamond theft ring.

While building an irrigation system for a Southwestern desert community, an engineer vies with a local cowboy for the affections of a rancher's daughter.