Hamilton · Ventura

Strap for Ventura S Auto Stainless Steel / Brown

Takes 16 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width16 mm
Case diameter35 mm
ReferenceH24105370
FamilyVentura
MovementETA caliber C26.101 hours, minutes, seconds
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 Ventura H24105370

Selected for the 16 mm lug width

All 16 mm straps →

The Ventura H24105370, seen from the bench

The Hamilton Ventura H24105370 is an iconic electric watch originally designed by Richard Arbib in 1957, featuring an asymmetrical triangular stainless steel case measuring 34.50 mm in diameter. Powered by the ETA C26.101 quartz movement, it displays hours, minutes, and seconds with reliable Swiss precision. The 16 mm lug width accommodates a wide range of aftermarket straps, making it highly versatile for personal customization.

Frequently asked questions

What is the lug width of the Hamilton Ventura H24105370?

The lug width of the Hamilton Ventura H24105370 is 16 millimetres. This measurement determines which strap is physically compatible with the case. To verify correctly, measure from the inner edge of one lug to the inner edge of the opposite lug, excluding the side shoulders. All 16mm straps from milanostraps fit perfectly into the Ventura's lugs.

Which strap do you recommend for the Hamilton Ventura H24105370?

The choice depends on your intended use. For formal occasions, we recommend an alligator or shell cordovan strap in dark brown with vegetable tanning: the elegance of the leather dialogues perfectly with the case's modern geometry. For everyday wear, a castoro-brown calf with natural patina combines versatility and durability. For sports contexts, a cotton greige NATO or vulcanised rubber strap enhances the Ventura's functional character. The important thing is to choose neutral tones—brown, black, grey, slate—that respect the seriousness of Arbib's design.

How do I change the strap on a Hamilton Ventura H24105370?

The process is straightforward: obtain a spring bar tool (available at any jeweller for a few euros). Position the watch with the lug facing upwards, insert the blunt tip of the tool into the lug hole, and push gently outward. The small spring securing the strap will give way, allowing you to remove the old strap. Reverse the process with the new one: insert the lug into the holes, press the return spring until it clicks into place. If you prefer, entrust the operation to a jeweller who will complete it in minutes.

Can I use an aftermarket strap on my Hamilton Ventura H24105370?

Absolutely yes. The Ventura H24105370 is compatible with any 16mm strap constructed to international standards. The artisanal straps from milanostraps are handmade with precise tolerances and premium materials: vegetable-tanned leather, alligator, shell cordovan, cordura, natural rubber. Always verify that the strap clearly declares the 16mm lug width. An aftermarket strap allows you to completely transform the visual identity of your Ventura, adapting it to seasons, occasions, and personal preferences without any technical compromise.

How long does a natural leather strap last on a Hamilton Ventura H24105370?

Longevity depends on the material, tanning method, and usage habits. An alligator or shell cordovan strap with vegetable tanning typically lasts 5–8 years under moderate daily use. Robust calf typically resists 4–6 years. A nubuck leather, more delicate, has a lifespan of 3–5 years. These timeframes extend significantly if the strap is worn intermittently and protected from excessive moisture and direct sunlight. A well-maintained strap, subject to periodic applications of vegetable-based protective balm, ages beautifully, developing a unique patina that amplifies the watch's aesthetic value over time. Artisanal straps from milanostraps can be repaired or replaced if subject to moderate wear.

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