1950's Longines Wittnaur Mainliner Mid Size Dress Watch 
 
A really great and unusual looking watch, the case is 10K Gold Filled and is in very good condition with no major signs of wear, the dial also shows little sign of wear and is clear and readable.  
Inside the case is a 17 Jewel Lever Movement signed Wittnaur 
 
Cosmetically Overall this is in very good condition and running well.