Submarine Combat Patrol insignia

The Submarine Combat Patrol Insignia is a uniform breast pin worn by officers and men of the United States Navy's Submarine Service who have completed combat patrols during declared wars.

Such patrols were last conducted during World War II.

[1] The pin shows the broadside of a Gato-class diesel submarine.

Successful patrols were those so designated by fleet commanders.

[2] The Submarine Combat Patrol Insignia is considered a "secondary insignia" and is typically worn in conjunction with a primary warfare badge, such as the Submarine Warfare Insignia.