The Hamilton Khaki Aviation Pilot Auto 39mm H76305140 is designed for aviation enthusiasts, embodying the spirit of exploration and adventure. It features a 39mm stainless steel case with a thickness of 11.6mm, housing a blue dial with enlarged numerals for enhanced legibility. The watch is powered by the H-10 automatic movement, offering an 80-hour power reserve and equipped with a Nivachron™ balance spring. Additional features include a day-date window, sapphire crystal with anti-reflective coating, and a stainless steel bracelet with a folding clasp. Water resistance is rated at 10 bar (100 meters).