Hamilton's pilot watches have a big reputation with the watch industry, not only with their prestigious history of serving the flying community but also for their accuracy. With a wide range of different features to choose from such as GMT or a Pilots chronograph, you are destined to find the right timepiece for you. This collection makes a lasting impression that represents the balance between adventure and accuracy. 

Core Features of the Khaki Aviation X-Wind Auto Chrono Collection:

• This collection is innovative and accurate which is everything a pilot watch needs to be. 
• The Khaki X-Wind features the first-ever drift angle calculator to appear in a watch and helps pilots accurately calculate how crosswinds will affect their journey. 
• The calibre of these models is Hamilton's H-21 which is an automatic movement. 
• The power reserve of this collection is up to 60 hours. 
• For ultimate durability, the dial of these models is protected by scratch-resistant sapphire glass. 
• These models are water-resistant up to 100 metres (10 bar).

Model Specifications H77506540:

• This chronograph model exhibits an aviation blue dial with an internal rotating bezel, three sub-dials and a day-date aperture at 9 o'clock. 
• The dial also features a mix of silver-tone Arabic numerals and luminous silver-tone dot indices as well as luminous silver-tone hour, minute and second hands.
• A scratch-resistant sapphire crystal, with an anti-reflective coating, protects the dial.
• A stainless steel case frames the dial. The case measures 44mm in diameter and 15.6mm in thickness. 
• The exhibition case back allows the wearer to observe the movement that powers the watch. 
• The watch is finished with a brown leather strap with rivets and white stitching. The strap fastens with an H-buckle.