Hamilton
Khaki Navy H74511133— lug 20mm
Hamilton Khaki Navy H74511133: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Hamilton H74511133The essential strap measurement.
Browse 20mm straps →H74511133
ETA caliber 955.112 Hours, Minutes, Seconds | Date
The Heritage
Compatible Straps
Selected for the 20mm lug width of the Khaki Navy
FAQ
What is the lug width of the Hamilton Khaki Navy H74511133?
The H74511133 features a 20mm lug width, measured internally from shoulder to shoulder of the spring bar. This dimension is model-specific and requires precisely-sized straps; it is not compatible with standard 22mm strap offerings.
Which strap do you recommend for the Hamilton Khaki Navy H74511133?
A dark brown alligator or vegetable-tanned calf leather amplifies the professional character of the model. For greater versatility, a charcoal grey NATO strap or natural rubber deliver daily durability whilst maintaining aesthetic coherence with the watch's military heritage.
How do I change the strap on the Hamilton H74511133?
Obtain a spring bar tool, position it perpendicular to the spring bar, apply gentle pressure to compress the internal spring, and extract carefully. Insert the new strap ensuring the bar seats securely within the lug shoulders. Verify correct positioning before wearing the watch.
Are aftermarket 20mm straps compatible with the H74511133?
Yes, provided they are precisely dimensioned at the lug width. Verify that internal lug width falls between 19.8 and 20.2mm. Undersized straps will cause friction on the case lugs; oversized straps create lateral play, compromising comfort.
How long does a leather strap last on this watch?
An alligator or vegetable-tanned calf strap guarantees 3–5 years of daily wear with regular cleaning and protection from excessive moisture. Natural patina develops gradually. Climate, frequency of use, and personal perspiration influence longevity significantly.