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Hamilton · American Classic

Strap for Ardmore Quarz 23.4 Stainless Steel / Silver

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

Lug width

18mm
18 mm strapsAll Hamilton
Lug width18 mm
Case diameter23 mm
ReferenceH11411553
FamilyAmerican Classic
MovementETA caliber 980.163 hours, minutes, small seconds
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

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Straps for the American Classic H11411553

Selected for the 18 mm lug width · workshop selection

All 18 mm straps →

The American Classic H11411553, seen from the bench

The Hamilton American Classic H11411553 is a 23.4mm stainless steel case watch with a compact 18mm lug width, departing from contemporary oversizing trends to embrace proportions typical of 1950s–1960s precision instruments. It houses a solid automatic ETA caliber 980.163 movement with hours, minutes, and small seconds, offering approximately 42 hours of power reserve. The brushed steel case and restrained design philosophy make this model a statement of refined balance rather than ostentation.

Frequently asked questions

What is the lug width of the Hamilton American Classic H11411553?

The H11411553 features a lug width of 18mm, a precise specification that must be observed when selecting any aftermarket strap. This dimension is characteristic of the model and requires straps specifically manufactured to this standard.

Which strap would you recommend for the Hamilton H11411553?

Given the proportional elegance of the 23.40mm case, we recommend an alligator strap hand-dyed in dark tones (cognac, ebony) or vegetable-tanned calf leather. For sporting use, a cotton-linen NATO strap maintains aesthetic coherence without practical compromise.

How do you change the strap on the Hamilton H11411553?

Position the watch on a soft pillow. Use a spring bar tool to access the pins securing the strap to the case lugs. Press gently to release the pin, remove the worn strap, and insert the new strap ensuring proper alignment with the lug passages before reinserting the pin.

Are aftermarket straps compatible with the H11411553?

Yes, provided they strictly respect the 18mm lug width specification. Specialised manufacturers produce straps in leather, fabric, and rubber certified for this width. Always verify compatibility before purchase by consulting the manufacturer's technical specifications.

How long does a leather strap last on the Hamilton H11411553?

A high-quality alligator or calf strap, correctly maintained, provides a useful lifespan of 3-5 years with regular wear. Longevity depends on frequency of use, exposure to moisture and sunlight, and maintenance practices (periodic cleaning, conditioning with specialist creams).

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