The larger of Hamilton's two Khaki Field Automatics, sized at 42mm in brushed and polished stainless steel. A navy sunray dial with a snailed hour ring gives the face real depth, with white Arabic numerals, luminous syringe hands, inner 24-hour markers and a date window at 3 o'clock. The H-10 automatic caliber carries an 80-hour power reserve and is visible through the exhibition caseback. Scratch-resistant sapphire crystal, 100 meters of water resistance, and a three-link steel bracelet with a twin push-button folding clasp. Case thickness 11mm, 22mm lug width.