H. Moser & Cie · Endeavour

Strap for Endeavour Tourbillon Stainless Steel / Fumé Concept

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter42 mm
Reference1804-1200
FamilyEndeavour
MovementH. Moser & Cie caliber HMC 804 hours, minutes | tourbillon escapement
Year2018
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 Endeavour 1804-1200

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Endeavour 1804-1200, seen from the bench

The Endeavour by H. Moser & Cie is equipped with the in-house caliber HMC 804 with tourbillon escapement. The movement indicates hours and minutes through the tourbillon mechanism visible on the dial. The reference 1804-1200 represents the Swiss brand's interpretation of watchmaking with a tourbillon complication.

Frequently asked questions

What is the lug width of the H. Moser & Cie Endeavour 1804-1200?

The lug width of the 1804-1200 is 20 millimetres. This measurement is critical for aftermarket strap selection: any replacement must maintain exactly 20mm width to ensure perfect compatibility with the case lugs. Always verify by directly measuring the spacing between the two fixing pins.

Which strap is most suitable for the H. Moser & Cie Endeavour 1804-1200?

The ideal strap depends on usage context and aesthetic philosophy. For formal and everyday wear, medium-brown alligator or vegetable-tanned calf leather offers timeless elegance. For professional versatility, an anthracite-grey NATO maintains visual proportion. For informal settings or outdoor activities, vulcanised natural rubber in black represents the contemporary solution. Your choice must respect the brand's restraint: avoid patterns or saturated colours that would compete with the fumé dial.

How do I change the strap on my H. Moser & Cie Endeavour 1804-1200?

Strap replacement requires specific tools: a spring bar tool or dedicated instrument to remove the fixing pins from the case lugs. Insert the tool into the pin's housing, inward toward the case back, to extract the pin; repeat on the other side. Position the new strap and reinsert the pins using the same procedure. Ensure pins are fully seated and the strap is aligned symmetrically. If inexperienced, consult a qualified watchmaker to prevent damage.

Can I use an aftermarket compatible strap with the Endeavour 1804-1200?

Yes, a quality aftermarket strap with an exact 20mm lug width is fully compatible with the 1804-1200. Always verify the strap meets nominal width specifications and features straight, uninclined lugs. Artisanal straps in alligator, calf leather or natural rubber maintain standards befitting the brand's positioning. Avoid synthetic or substandard ecoleather straps that would undermine your investment in the watch.

What is the lifespan of a natural leather strap on an H. Moser & Cie Endeavour 1804-1200?

A quality natural leather strap (alligator, vegetable-tanned calf) typically lasts 3–5 years with daily wear, dependent on environmental factors (humidity, UV exposure, usage frequency). Alligator tends to outlast standard alligator owing to denser fibre structure. Vegetable tanning develops protective patina over time, increasing resistance to surface damage. Regular maintenance (cleaning, occasional conditioning with appropriate creams) significantly extends usable life. When the strap shows edge wear or compromised elasticity, replacement is advisable to preserve the watch's aesthetic integrity.

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