RARE, Original, Functional large chronograph used by the Air Force, made by Swiss watch company LEMANIA.. Chronograph has a 30 second turnaround and 30 minute sub-dial. Seconds sub-dial also has 30 second turnaround. Manufacturer: Lemania. Running: Chronograph starts, stops, and flies back to 0. Setting Type: Pin Set. Working condition, serviced by professional watchmaker.