Hamilton H69439940 38mm, Blue Dial Blue Nylon
Hamilton H69439940, Blue Dial
The Hamilton Khaki Field H69439940 is a 38mm men's manual-wind field watch with a blue dial, sapphire crystal, and 50m water resistance.
This page contains affiliate links. We may earn commission on qualifying purchases. Learn more
Price history
We just started tracking this watch. Price history is still building.
About this item
- MANUAL WINDING: Powered by the exclusive H-50 movement, offering an extended 80-hour power reserve.
- WATER RESISTANT TO 50M: Withstands 5 bar (50 meters), ideal for swimming and outdoor pursuits.
- BUILT FOR ADVENTURE: 38mm stainless steel case, blue dial, textile strap, Super-LumiNova, and sapphire crystal.
- PREMIUM MATERIALS: Textile strap with pin buckle for day-long comfort, merging functionality with fashion.
- RICH HERITAGE: Over a century of Hamilton's legacy in field watches, admired for precision and rugged durability.
Top Highlights
- Brand
- Hamilton
- Model Name
- H69439940
- Model Number
- H69439940
- Department
- Men
- Item Type
- Automatic Watch
- Manufacturer
- Hamilton Watch
- Country of Origin
- Switzerland
- First Available
- June 13, 2025
- Release Year
- 2019
Features & Specs
- Display
- Analog
- Movement Type
- Manual
- Caliber
- H-50
- Power Source
- Manual Winding
- Battery
- No battery (manual winding)
- Case Material
- Stainless steel
- Case Size
- 38.0 mm
- Case Thickness
- 9.5 mm
- Lug Width
- 20.0 mm
- Weight
- 910.0 g
- Water Resistance
- 50 m
- Strap
- Nylon
- Clasp
- Pin buckle
- Closure Type
- Buckle
- Crystal
- Sapphire crystal
Style
- Dial Shape
- Round
- Dial Color
- Blue
- Band Color
- Blue
- Face Style
- Sector
- Collection
- Khaki Field
- Dial Markers
- Super-LumiNova
Description
The Hamilton Khaki Field Mechanical H69439940 is a quintessential men's field watch, embodying over a century of Hamilton's rich military heritage. Designed for those who appreciate robust functionality and a classic aesthetic, this timepiece offers a blend of historical authenticity and modern reliability. Its compact 38mm stainless steel case and blue dial make it a versatile companion for both outdoor adventures and casual daily wear.
At its heart lies the exclusive Hamilton H-50 manual-winding movement, renowned for its precision and an impressive 80-hour power reserve. This extended autonomy is a significant upgrade from earlier iterations, providing practical convenience for daily wearers who might not wind their watch every single day. The durable sapphire crystal protects the vibrant blue dial, which features Super-LumiNova for excellent legibility in low-light conditions, while its 50-meter water resistance provides protection against splashes and brief immersion.
The watch is fitted with a comfortable blue nylon strap secured by a pin buckle, reinforcing its utilitarian appeal. This combination of a reliable movement, robust construction, and a clear, legible display makes the Khaki Field Mechanical a compelling choice for enthusiasts seeking a no-nonsense, historically significant timepiece that stands up to the demands of an active lifestyle.
Frequently Asked Questions
Is the Hamilton Khaki Field H69439940 suitable for daily swimming or showering?
The Hamilton Khaki Field H69439940 has a water resistance of 50 meters (5 bar). This rating means it can withstand splashes, rain, and brief immersion, making it suitable for light swimming. However, it is not recommended for showering, snorkeling, or diving, as steam and prolonged water exposure can compromise the seals.
What is the power reserve of the H-50 manual-winding movement in this watch?
The Hamilton Khaki Field Mechanical H69439940 features the exclusive H-50 manual-winding movement, which provides an impressive 80-hour power reserve. This allows the watch to run for over three days on a full wind, offering excellent autonomy for a manual timepiece.
How does this Khaki Field model compare to automatic versions in terms of user experience?
This H69439940 model is a manual-wind watch, requiring daily winding by the user, which offers a more traditional and interactive experience. Automatic versions, in contrast, self-wind with wrist movement. Both offer robust field watch aesthetics and durability, but the manual version appeals to those who appreciate the ritual of winding their watch.
What wrist sizes is the 38mm Hamilton Khaki Field Mechanical suitable for?
The 38mm case size of the Hamilton Khaki Field Mechanical H69439940 is highly versatile and generally suitable for a wide range of wrist sizes, typically from 6 to 7.5 inches (15 to 19 cm). Its compact dimensions ensure a comfortable and proportionate fit on most men's wrists, aligning with classic field watch proportions.
What kind of maintenance does a manual-wind watch like this require?
A manual-wind watch like the Hamilton Khaki Field H69439940 benefits from periodic servicing, typically every 3-5 years, to ensure optimal performance and longevity. This service usually involves cleaning, lubrication, and checking the movement's accuracy. Unlike quartz watches, it does not require battery changes.
Is the dial legible in low-light conditions for outdoor sport activities?
Yes, the blue dial of the Hamilton Khaki Field H69439940 is equipped with Super-LumiNova on its markers and hands. This luminescent material ensures excellent visibility and legibility in dim lighting or complete darkness, making it highly functional for outdoor pursuits and sport activities where quick time-telling is essential.
Editor's take
The Hamilton Khaki Field Mechanical H69439940 stands as a modern homage to a storied past, a timepiece that distills the essence of military utility into a wearable, everyday form. For collectors and enthusiasts alike, this 38mm field watch represents an accessible entry point into a brand celebrated for its robust and reliable instruments. It’s a watch designed for those who value legibility, durability, and the tactile connection of a manual-winding movement.
Central to its appeal is the Hamilton H-50 calibre, a hand-wound movement boasting a substantial 80-hour power reserve. This extended autonomy is a significant upgrade from earlier iterations, providing practical convenience for daily wearers who might not wind their watch every single day. Coupled with a scratch-resistant sapphire crystal and a robust stainless steel case, the watch is built to withstand the rigors of an active lifestyle, living up to its field watch designation. The Super-LumiNova on the blue dial ensures excellent readability in varied conditions.
While the 50-meter water resistance is sufficient for splashes and light swimming, it’s important to note that this is not a dive watch. Those seeking a timepiece for serious aquatic activities or prolonged immersion should consider models with a higher WR rating and screw-down crown. The manual-wind nature, while charming for purists, also means a daily interaction is required to keep it running, which might not suit everyone's preference for a grab-and-go automatic.
Ultimately, the Khaki Field Mechanical H69439940 is an excellent choice for individuals who appreciate military-inspired design, historical significance, and the intimate experience of a hand-wound watch. It offers exceptional value for its build quality and movement, making it a strong contender against other entry-level mechanical watches. For those prioritizing set-it-and-forget-it convenience, an automatic field watch from the same collection might be a better fit.
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.

Enduring Manual Movement
This 38.0mm Hamilton timepiece features a manual winding movement, offering a direct connection to traditional horology. Its stainless steel case is topped with a sapphire crystal, ensuring durability and clarity for daily wear. The watch is water resistant to 50 meters, making it suitable for practical use.
Warranty & Support
User reviews
No reviews for this product yet. Sign in to write the first review; if you don't have an account, you can register from the sign-in screen.




