Hamilton Khaki Field Expedition Auto

The Hamilton Khaki Field Expedition Auto, reference H70225931, has a 37 mm steel case rated to 100 metres. A sandblasted black dial beneath sapphire shows central seconds. Measuring 11.45 mm thick, the case has a screw-down crown and a see-through back, with a textile strap, pin buckle and 20 mm lugs. Calibre H-10 combines self-winding operation with an 80-hour power reserve and a Nivachron balance spring.