Hamilton · Jazzmaster

Strap for Jazzmaster Tonneau

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter38 mm
ReferenceH36415135
FamilyJazzmaster
MovementETA caliber 2824-2 Hours, Minutes, Seconds | Date
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Jazzmaster H36415135

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Jazzmaster H36415135, seen from the bench

The Hamilton Jazzmaster uses the ETA caliber 2824-2 automatic movement with indication of hours, minutes, seconds, and date. The reference H36415135 features 22mm lugs. The ETA 2824-2 caliber offers a power reserve of approximately 38 hours.

Frequently asked questions

What is the exact lug width of the Hamilton Jazzmaster H36415135?

The Hamilton Jazzmaster H36415135 features a lug width of 22mm. This measurement represents the distance between the two spring bars that connect the strap to the case. To verify it precisely, place a millimetre ruler directly between the internal shoulders of the lugs without excessive pressure. A 22mm width ensures compatibility with a wide range of artisanal aftermarket straps.

What is the best strap to pair with the Hamilton Jazzmaster H36415135?

The choice depends on your dial variant and lifestyle. For supreme elegance, shell cordovan in cognac or reddish-brown tones develops extraordinary patina over time and enhances the vintage nature of the H36415135. Vegetable-tanned aniline calfskin offers natural transparency and evolved patina. A NATO in robust navy or grey-green fabric emphasises contemporary character. For resilience and practicality, Tuscan leather supreme straps guarantee robustness without aesthetic compromise. Technical rubber remains ideal for sports contexts or summer seasons.

How do you change the strap on a Hamilton Jazzmaster H36415135?

The process is straightforward and requires no specialised tools. Obtain a spring bar tool (two-pronged lever, available inexpensively). Position the watch on a soft, stable surface. Insert the fine tip of the tool into the pin opening from the inside of the case, exerting gentle downward pressure to compress the internal spring: the pin will retract slightly. Remove the pin completely from the lug. Repeat on the opposite side. Insert the new strap by aligning the holes with the pins, then press the pins back into their seats until you feel a distinct click. Verify that the strap is securely fastened before wearing the watch.

Are aftermarket straps compatible with the H36415135?

Yes, entirely. Any strap manufactured for a 22mm lug width fits perfectly on your Hamilton Jazzmaster H36415135. Artisanal leather straps (shell cordovan, aniline calf, Tuscan leather), fabric NATO straps, and quality rubber straps are all compatible. The only variable that may influence the aesthetic result is strap thickness: thicker leather (1.4–1.6mm) emphasises vintage character, whilst fine leather (0.9–1.2mm) privileges minimalist elegance.

How long does a natural leather strap last on the H36415135?

Longevity depends on intensity of use, material type, and maintenance. A quality shell cordovan, worn daily, maintains structural integrity for 5–8 years before showing evident signs of wear (creasing at bends). Vegetable-tanned aniline calf typically lasts 3–5 years with intensive wear, developing rich patina throughout. Tuscan leather supreme can reach 6–7 years. Vegetable-tanned materials age better than synthetics, acquiring character over time rather than deteriorating. Regular maintenance (cleaning and conditioning every 6–8 months) extends strap life considerably. A fabric NATO or technical rubber strap exceeds 10 years if not subjected to excessive physical stress.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only