Hamilton · Jazzmaster

Strap for Jazzmaster Viewmatic Auto 44 Stainless Steel / Black / Bracelet

Takes 23 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width23 mm
Case diameter44 mm
ReferenceH32715131
FamilyJazzmaster
MovementHamilton caliber H-10 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

The Jazzmaster H32715131, seen from the bench

The Jazzmaster H32715131 belongs to the Hamilton collection characterized by classic lines and essential functions. It features the automatic Hamilton H-10 caliber with indication of hours, minutes, seconds and date. The watch has 23mm lugs for the strap.

Frequently asked questions

What is the exact lug width of the Hamilton Jazzmaster H32715131?

The Hamilton Jazzmaster H32715131 features a lug width of 23mm. This measurement is specific to this model and is essential to verify before purchasing an aftermarket strap. To confirm compatibility, measure the distance between the two case lugs using a digital calliper: the distance must be exactly 23mm.

Which strap do you recommend for the Hamilton Jazzmaster H32715131?

For this model, we recommend straps in vegetable-tanned calf leather or shell cordovan, which enhance the classical character of the case. NATO straps in charcoal grey or navy blue are equally valid for daily wear, or a vulcanised FKM rubber strap for more sporty contexts. Your choice should reflect your primary usage: formal, casual, or mixed.

How do I change the strap on the Hamilton Jazzmaster H32715131?

Strap replacement requires a dedicated tool called a spring bar remover. Position the watch on a soft pad, locate the transverse pins securing the strap to the lugs, and gently extract them using the remover tool. Once the lugs are freed, align your new 23mm strap with the lateral holes and reinsert the pins. If unfamiliar with the procedure, we recommend having a professional watchmaker perform this operation.

Is the strap on the Hamilton Jazzmaster H32715131 easily replaceable with aftermarket brands?

Yes, as the 23mm lug width is standard for this model, quality aftermarket straps are widely available. Ensure your supplier explicitly specifies 23mm compatibility and that the spring bars match the original diameter. Milano Straps offers a dedicated range of 23mm straps tested for Jazzmaster family watches.

How long does a leather strap last before needing replacement?

The lifespan of a leather strap depends on usage intensity, sun exposure, and humidity levels. A high-quality vegetable-tanned strap, used moderately and with proper care, can last between 18 and 36 months before showing significant signs of wear. Vegetable-tanned materials develop a desirable patina over time; when the strap begins to fray or lose structural elasticity, replacement is advisable.

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.

Request an appointment →

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