Hamilton

Converter Auto Chrono

Reference Number :

H76726530

Series : Khaki Aviation

Retail: $2,195

(As of: 05/2025)

This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact Hamilton. If you are interested in selling this watch to us, you can contact us here.

Quick TakeSlip on the Khaki Aviation Converter Auto Chrono, and you're not just wearing a watch; you're strapping on a co-pilot for your wrist! Its beefy 44mm stainless steel case feels ready for anything, protecting that sharp black dial. What's truly cool is the H-21-Si movement humming inside, ticking with that high-tech silicon balance spring, shrugging off magnetic fields like a pro. And with a 60-hour power reserve, this bad boy keeps going when you do. The chronograph pushers beg to be clicked, and with 100 meters of water resistance and a screw-down crown, it's prepared for unexpected detours. Peeking through the open case back reveals the intricate gears, a mechanical ballet of precision. This isn't just about telling time; it's about the spirit of adventure, captured in robust steel and rich cow leather.

DescriptionEnclosed within its 44mm stainless steel case, the Hamilton Khaki Aviation Converter Auto Chrono, reference H76726530, measures a precise 14.6mm in thickness. The timekeeping mechanism is an automatic H-21-Si caliber, distinguished by its silicon balance spring, which substantially improves resistance to magnetic fields and atmospheric fluctuations. This advanced material contributes to the chronometer's overall precision and durability. A 60-hour power reserve is maintained, ensuring prolonged operation without requiring manual winding or external power. The functional architecture of the movement incorporates chronograph capabilities, accessible via start/stop and reset pushers, typically presented with two or three subdials for cumulative time measurement. The watch's black dial is shielded by a sapphire crystal, treated with an anti-reflective coating to enhance legibility under varying light conditions. The case features an open back, allowing for observation of the intricate mechanical movement, and a screw-down crown contributes to its water resistance rating of 10 bar (100 meters or 328 feet), suitable for recreational swimming and shallow diving.

The construction further incorporates a 22mm lug width, accommodating the included cow leather strap, which secures with a pin buckle. This strap, bearing reference H6007671061, is engineered for secure and comfortable wear. The overall design emphasizes robust functionality and a high degree of material integrity, consistent with the demands of aviation-inspired timepieces. Each component, from the sapphire crystal to the screw-down crown, has been selected to meet stringent performance criteria, reinforcing the watch's capability to withstand challenging environments while maintaining accurate timekeeping. The thoughtful integration of anti-magnetic properties and extended power reserve ensures reliable operation for the demanding user.

GenderMen

SignaturesHamilton

Country of OriginSwitzerland

Case Size44 mm

MovementAutomatic

CaliberH-21-Si

FunctionsChronograph, Hours, Minutes, Seconds, Date, Day

Power Reserve60 Hours

Case MaterialsStainless Steel

Bezel MaterialsStainless Steel

Lug MaterialsStainless Steel

Dial ColorBlack