The Bulova 11ABC is a mechanical watch movement featuring a ratchet on the dial side and a crown mechanism with a rocker bar. This movement offers several functions: manual wind, sub second display, and a date function that can be set by changing the time between 21:50 and 24 hours. The Bulova 11ABC movement was commonly used in watches during the approximate time period of 1970.
The Bulova 11ABC features the following functions: