Hamilton · Jazzmaster

Strap for Jazzmaster Viewmatic 37mm

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter37 mm
ReferenceH32455185
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 H32455185

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Jazzmaster H32455185, seen from the bench

The Jazzmaster represents one of Hamilton's contemporary collections, characterized by modern lines and essential functionality. The reference H32455185 is equipped with the automatic ETA 2824-2 caliber with hour, minute, second and date indications. The watch features 18mm lugs for the strap.

Frequently asked questions

What is the lug width of the Hamilton Jazzmaster H32455185?

The lug width of the Hamilton Jazzmaster H32455185 is 18 millimetres. This dimension is standard for sports watches of its generation and determines compatibility with aftermarket straps and bracelets. Always measure between the outer edges of the lugs to confirm the exact size before ordering a replacement strap.

Which strap do you recommend for the Jazzmaster H32455185?

For the Jazzmaster H32455185, we recommend exotic leather straps—alligator or shell cordovan—for formal elegance, or vegetable-tanned calf for natural ageing. If you seek everyday versatility, an organic cotton NATO or FKM rubber strap offers practicality without compromising the model's sporting aesthetic. Your choice depends on primary usage context.

How do I change the strap on the Hamilton Jazzmaster H32455185?

To change the strap: insert a spring bar tool underneath the spring bar on one side, applying gentle pressure until it disengages. Extract the pin fully, remove the old strap and insert the new one, ensuring the new strap's lugs align perfectly with the watch case. Reposition the spring bar and verify it is securely fixed.

Which aftermarket straps are compatible with the Jazzmaster H32455185?

All straps with an 18mm lug width are compatible with the Jazzmaster H32455185. Seek models in full-grain leather, woven NATO, technical rubber or exotic leather. Always verify the declared lug width is 18mm and that the strap lugs fit your watch properly, as manufacturing tolerances may vary slightly between different makers.

How long does a leather strap last on a Hamilton Jazzmaster?

A quality leather strap, subjected to moderate daily wear, typically lasts 2–4 years before requiring replacement. Longevity depends on leather type: vegetable-tanned leather ages gracefully and may last longer; alligator and structured calf are particularly durable if maintained with conditioning balm every 6–8 months. Avoid prolonged moisture exposure to maximise longevity.

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