Hamilton Khaki Aviation Pilot Pioneer Mechanical

The Hamilton Khaki Aviation Pilot Pioneer Mechanical, reference H76419941, has a steel case measuring 33 mm wide and 36 mm long, water resistant to 100 metres. Central seconds cross the blue dial beneath mineral glass. The 9.95 mm-thick case sits on a textile strap with 18 mm lugs and a pin buckle. Hand-wound calibre H-50 retains an 80-hour power reserve with a Nivachron balance spring.