H77506540Ref

Launched in 2025, the Hamilton Khaki Aviation X-Wind Autochrono H77506540 features a 44mm stainless steel case housing the automatic H-21 caliber. The blue dial includes a chronograph, day-date display, and internal rotating bezel, all powered by an ETA 7750-based movement with a 60-hour power reserve. The watch is water-resistant to 100 meters and equipped with a sapphire crystal and screw-down crown.