Extremely Rare 1944 Gruen WWII PanAm pilot watch 14k Rose Gold

It has a perfect 14k rose gold bezel ring and lugs with plated case and back. Near mint condition and runs great. Starting about 1943, Gruen produced a series of pilot's watches with 24-hour dials for Pan American World Airways. During World War II, the airline dropped all commerial operations and flew exclusively for the U. Pan American's network of bases and airports in the Pacific and Asia became a valuable military asset.