-This is an original military-issue timepiece from the 1970s. Note the 2-piece reset lever in the movement.
- The 3133 movement is an extensively modified version of the Valjoux 7734. From 1976 until 1983 this movement was used exclusively in military issue Chronographs. It was first used in the Okeah, for the Navy, and slightly later in the Sturmanski, for the Air Force.
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