Hamilton Khaki Field Expedition Auto

The Hamilton Khaki Field Expedition Auto, reference H70225930, has a 37 mm steel case water resistant to 100 metres, with a screw-down crown. Self-winding calibre H-10 stores an 80-hour power reserve and regulates with a Nivachron balance spring. At 11.45 mm thick, the case has a see-through back and a textile strap with a pin buckle at its 20 mm lugs. Sapphire covers a sandblasted black dial with central seconds.