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
ReferenceH32455585
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 H32455585

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The Jazzmaster H32455585, seen from the bench

The Hamilton Jazzmaster H32455585 is a 37mm stainless steel watch featuring the ETA caliber 2824-2 automatic movement. The case is finished with polished external surfaces and brushed functional areas, paired with a dark blue dial, baton indices, and Mercedes hands. Water resistant to 50 meters, the watch includes a date window at 3 o'clock. The 18mm lug width is proportioned to the case diameter and ensures proper ergonomic balance with compatible straps.

Frequently asked questions

What is the exact lug width of the Hamilton Jazzmaster H32455585?

The Hamilton Jazzmaster H32455585 features a lug width of 18mm. This dimension is determined by the 37mm case and should be verified by measuring the distance between the metal pins that hold the strap. It is essential to respect this precision to avoid friction on the lugs or excessive play.

What is the best strap for the Hamilton Jazzmaster H32455585?

The choice depends on your intended use. For formal elegance, we recommend an authentic alligator strap or artisanal quality calf leather with vegetable tanning. For daily practicality, a military NATO in earthy tones offers comfort and durability. For summer, a structured rubber strap maintains refined character without rigidity.

How do I change the strap on my Hamilton Jazzmaster H32455585?

The change requires a spring bar tool to gently compress the pins and remove them from the lugs. Position the watch on a stable surface, insert the spring bar tool into the small slot beneath the pin, compress slightly and the pin will retract allowing removal. Repeat on the other side, then insert the pins into the new strap with the same reverse procedure.

Can I use an aftermarket compatible strap with my H32455585?

Yes, provided the lug width is exactly 18mm. Quality artisanal aftermarket straps often offer superior finishes and materials to the original strap. Always verify that the strap is specifically produced for 18mm lugs to guarantee perfect compatibility.

How long does a leather strap last on the Hamilton Jazzmaster H32455585?

Durability depends on material and usage. An authentic alligator strap with vegetable tanning lasts 5-7 years with daily wear, developing a distinctive patina. Regenerated calf leather has similar durability. Quality artisanal rubber straps last 3-4 years before requiring replacement. Prolonged sun exposure and humidity accelerate deterioration.

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