Hamilton Khaki Aviation 45mm, Blue Dial Blue Textile
Hamilton Khaki Aviation, Blue Dial
The Hamilton Khaki Aviation H77906940 is a 45mm automatic pilot chronograph with a blue dial, sapphire crystal, and 100m water resistance.
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About this item
- Swiss H-21-Si automatic chronograph movement with 60-hour power reserve and silicon balance spring.
- Water resistant to 100m (10 bar), suitable for swimming and outdoor activities.
- Robust 45mm stainless steel case, bold blue dial, and sapphire crystal for pilots.
- Comfortable textile strap with pin buckle, merging functionality with sophisticated design.
- Hamilton's century-long legacy in field watches, combining durability with precision.
Top Highlights
- Brand
- Hamilton
- Model Number
- H77906940
- Department
- Men
- Item Type
- Dress Watch
- Manufacturer
- Hamilton Watch
- Country of Origin
- Switzerland
- First Available
- 16 June 2021
Features & Specs
- Display
- Analog
- Movement Type
- Swiss automatic
- Calibre
- H-21-Si
- Power Source
- Automatic
- Additional Features
- Chronograph
- Complications
- Chronograph
- Battery
- No battery (automatic)
- Strap Type
- Two Piece Strap
- Case Material
- Stainless steel
- Case Size
- 45.0 mm
- Case Thickness
- 14.85 mm
- Lug Width
- 22.0 mm
- Weight
- 143.0 g
- Water Resistance
- 100 m
- Sport Type
- Walking
- Strap
- Textile
- Clasp
- Buckle
- Closure Type
- Buckle
- Crystal
- Sapphire crystal
Style
- Style Name
- Chronograph
- Dial Shape
- Round
- Dial Colour
- Blue
- Band Color
- Blue
- Theme
- Sports
- Face Style
- Chronograph
- Collection
- Khaki Aviation
Description
The Hamilton Khaki Aviation X-Wind Auto Chrono H77906940 is a robust and precise pilot's watch designed for aviation enthusiasts and professionals. Its distinctive design and advanced features cater to those who appreciate both functionality and a strong connection to flight. This timepiece embodies Hamilton's rich heritage in crafting reliable instruments for demanding environments.
At its core, the watch features a Swiss H-21-Si automatic chronograph movement with a substantial 60-hour power reserve and an innovative silicon balance spring, ensuring high precision. Encased in a durable 45mm stainless steel case, it boasts a bold blue dial protected by a scratch-resistant sapphire crystal. With a water resistance of 100 metres, it is well-suited for various outdoor pursuits, including swimming.
The comfortable textile strap with a pin buckle provides day-long wearability, blending seamlessly with both casual and more formal attire. While primarily a pilot's instrument, its versatile aesthetic and robust construction make it an excellent daily companion for those who value precision and a touch of aviation history on their wrist.
Frequently Asked Questions
Is the Hamilton Khaki Aviation H77906940 suitable for daily wear and swimming?
Yes, the Hamilton Khaki Aviation H77906940 is designed for daily use and is water resistant to 100 metres, making it suitable for swimming and other outdoor sports. Its robust stainless steel case and sapphire crystal ensure durability.
What makes the H-21-Si movement in this watch special compared to other automatic chronographs?
The Swiss H-21-Si automatic chronograph movement features a 60-hour power reserve and an innovative silicon balance spring. This silicon component enhances precision and resistance to magnetic fields and temperature changes, offering superior performance compared to standard movements.
Who is this 45mm pilot watch most suitable for, considering its size?
The 45mm case size of the Hamilton Khaki Aviation H77906940 makes it most suitable for individuals with medium to larger wrists who prefer a prominent and functional pilot watch. Its design caters to aviation enthusiasts and professionals.
Can the textile strap be replaced with a different type of band?
Yes, the textile strap of the Hamilton Khaki Aviation H77906940 can typically be replaced with other 22mm watch bands. This allows for customisation to suit personal style or specific activities, offering versatility to the wearer.
What kind of maintenance does an automatic chronograph like this require?
An automatic chronograph like the Hamilton Khaki Aviation H77906940 generally requires periodic servicing every 3-5 years to ensure optimal performance. This service includes cleaning, lubrication, and checking the water resistance seals.
How does this Hamilton pilot watch compare to other brands in its price range?
The Hamilton Khaki Aviation H77906940 stands out with its Swiss H-21-Si automatic chronograph movement, 100m water resistance, and aviation-specific design. It offers a strong value proposition for a pilot watch versus alternatives, especially with its robust build and sapphire crystal.
Editor's take
The Hamilton Khaki Aviation X-Wind Auto Chrono H77906940 is a compelling choice for pilots and aviation enthusiasts seeking a robust and feature-rich timepiece. Drawing from Hamilton's extensive heritage in military and aviation watches, this model continues the brand's tradition of producing reliable instruments for demanding environments. It perfectly blends a rugged aesthetic with sophisticated functionality, appealing to those who value precision in the air and on the ground.
Central to its performance is the Swiss H-21-Si automatic chronograph movement, boasting a 60-hour power reserve and a silicon balance spring for enhanced accuracy and durability. The substantial 45mm stainless steel case houses a striking blue dial, protected by a resilient sapphire crystal that ensures clear legibility in all conditions. With a water resistance of 100 metres, this watch is also capable of handling various water-related activities beyond the cockpit.
While the 45mm case size offers a commanding presence, it might be considered large for smaller wrists, potentially limiting its appeal to a broader audience who prefer more understated timepieces. Additionally, the textile strap, while comfortable, may not offer the same level of perceived luxury or durability as a metal bracelet or high-grade leather for some users.
Ultimately, the Hamilton Khaki Aviation X-Wind Auto Chrono H77906940 is best suited for individuals who appreciate a bold, instrument-style watch with a strong aviation pedigree. For those seeking a more versatile daily wear that can transition effortlessly between formal and casual settings, exploring Hamilton's Khaki Field collection or a classic dress chronograph might offer suitable alternatives.
In categories
From the manufacturer

TIMING HEROES SINCE 1892
Founded in Lancaster, Pennsylvania, in 1892 and now a member of the Swatch Group, Hamilton’s current collections combine its American spirit with true Swiss precision.

A HISTORY OF MILITARY PRECISION
Known for their accuracy and precision, Hamilton watches were essential kit for U.S. soldiers throughout the 20th century with over a million timepieces produced during WWII alone.

MADE FOR LIFE’S ADVENTURES
Inspired by Hamilton’s history supporting aviation pioneers and U.S. soldiers and watermen, Hamilton’s three adventure-ready collections , Khaki Aviation, Khaki Field and Khaki Navy , are made for modern-day explorers.

Swiss Automatic Precision
This Hamilton reference is powered by a reliable Swiss automatic movement, ensuring accurate timekeeping. The substantial 45.0mm stainless steel case, fitted with a sapphire crystal, provides both a commanding presence and lasting durability. Its 100-metre water resistance extends its versatility beyond typical dress watch conventions.
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