Gruen Veri-Thin

c.1948 Gruen Veri-Thin Pan Am Challenger Pilots Watch In around 1943 Gruen started to produce a range of Pilots Watches for Pan Am which at the time were one of the two big American Airlines, at that time America was at War and all Pan Am bases and airports were turned over to the military. These watches all have sweep seconds and inner ring for 1-12 and an outer ring for 13-24. Initially these watches were only supplied to Pan Am personnel and that lasted till the d of the war in 1945. after that the watches were made available to the general public on the basis that consumers would love the idea of a 24 hour dial and that those who had used them in the war would like to buy the Civvy version, these watches were made in a number of different designs, this is the Pan Am Challenger and is the only Square case model. The watch is a post war model, the case is 14K Gold Filled there are spots of wear on the principally on the edges and corners in one corner there has been some plate loss, the dial,shows some patina with age but is still very readable and clear. Inside the case is a Verithin 420SS 17 Jewel Lever Movement Cosmetically overall this is in good condition