The original soldier’s watch gets an original update with Hamilton’s first bronze case and white dial. Each Khaki Field Mechanical Bronze has a unique story that will be revealed with each wear as its case develops a distinctive patina over time. Powered by our exclusive H-50 manual winding movement, fitted to a titanium case and paired with a soft brown leather NATO strap, this authentic 38mm favorite celebrates Hamilton’s military heritage with an eye toward the future. What story will your field watch tell? *Each Khaki Field Mechanical Bronze case will develop its own individual patina based on environmental exposure. Allow the patina to develop for a unique look. You may use a microfiber cloth to clean the watch. The H-50 is an exclusive caliber developed specifically for our hand-wound watches. The H-50 is available with or without a date function and has an extended power reserve of up to 80 hours, ensuring maximum reliability even when not wound for a few days.