Hamilton · Ventura

Strap for Ventura Gents Yellow Gold / Black

Takes 17 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width17 mm
Case diameter32 mm
ReferenceH24301731
FamilyVentura
MovementETA caliber F05.111 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 Ventura H24301731, seen from the bench

The Hamilton Ventura H24301731 is an iconic timepiece featuring a hexagonal stainless steel case measuring 32.30 mm in diameter. Launched in the 1950s, this model represents a bold departure from classical round watch designs with its distinctive geometric form. It houses an ETA F05.111 quartz movement with hours, minutes, seconds, and date display. The 17 mm lug width is proportioned to maintain visual harmony with the compact case diameter. This watch exemplifies geometric purity in design rather than mechanical complexity.

Frequently asked questions

What is the exact lug width of the Hamilton Ventura H24301731?

The Hamilton Ventura H24301731 features a lug width of 17mm. This measurement represents the distance between the inner points of the spring bars and is essential for selecting a compatible strap. To verify with precision, measure the internal space between the two lugs of the case.

Which strap material is most suitable for the Ventura H24301731?

The Ventura H24301731 responds magnificently to artisanal quality leather straps, particularly vegetable-tanned leather, alligator, or shell cordovan. These materials dialogue with the vintage futuristic aesthetic of the hexagonal case. NATO or biologically stabilised rubber straps represent sportier alternatives whilst maintaining formal coherence.

How do I change the strap on the Hamilton Ventura H24301731?

To change the strap, use a spring bar tool to compress the spring bars positioned inside the lugs. Remove the old strap and insert the new 17mm strap into the same spring bars. Ensure the spring bars are properly secured before wearing the watch. If inexperienced, consult a specialised craftsman.

Can I use an aftermarket 17mm strap on this model?

Yes, any strap with a 17mm lug width is technically compatible. However, it is important to select an artisanal quality strap that respects the aesthetic proportions of the case: the strap must dialogue harmoniously with the Ventura's hexagonal geometry rather than overwhelm it.

How long does a leather strap last on the Ventura H24301731?

The lifespan of a leather strap depends on material quality, usage, and maintenance. An artisanal vegetable-tanned leather strap can last 3-5 years with regular use, developing a natural patina that enhances aesthetic value. Shell cordovan demonstrates superior durability (up to 7-10 years). Regular maintenance and periodic rest significantly extend strap life.

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