Hamilton Khaki Aviation Pioneer Mechanical Chrono 40mm Watch alt-text-ai the Grand Seiko GMT Quartz

the Grand Seiko GMT Quartz Watch is a great combination of high precision

Lug Distance: A comfortable 22 mm

This traditionally styled watch features an innovative

Silver "Barleycorn" Colour: The dial's timeless design exudes sophistication and style

Chronometer certified by the COSC: Ensuring precise timekeeping

Hamilton Khaki Aviation Pioneer Mechanical Chrono 40mm Watch alt-text-ai the Grand Seiko GMT QuartzWith a distinct vintage military aviation design, the Khaki Pilot Pioneer Mechanical Chronograph brings back the form and function of the chronographs issued to British Royal Air Force pilots in the 1970s. Rugged and reliable, the 40mm watch is powered by our exclusive hand wound H 51 Si movement. Features Caliber: H 51 Si Case size: 40mm Dial Colour: Black Crystal: Sapphire Lining Tanning: Mineral Power Reserve: 60 hour Water Resistance: 10 bar (100