Baume & Mercier · Clifton

Strap for Clifton Club Shelby Cobra 1964 Blue

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

Lug width20 mm
Case diameter44 mm
Reference10343 (aka: M0A10343, MOA10343)
FamilyClifton
MovementLa Joux-Perret caliber 8120 Hours, Minutes, Small Seconds | Date | Chronograph
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 Clifton 10343 (aka: M0A10343, MOA10343)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Clifton 10343 (aka: M0A10343, MOA10343), seen from the bench

The Clifton reference 10343 by Baume & Mercier features the La Joux-Perret 8120 caliber with functions of hours, minutes, small seconds, date and chronograph. The movement offers the chronographic complication combined with the date display. The case presents classic proportions in line with the traditional aesthetic of the Clifton collection.

Frequently asked questions

What is the lug width of the Baume & Mercier Clifton 10343?

The lug width of the Baume & Mercier Clifton 10343 is 20mm. This measurement represents the distance between the two horizontal attachment points where the strap connects to the case. Always verify this dimension before purchasing an aftermarket strap to ensure perfect mechanical compatibility.

Which strap is recommended for the Baume & Mercier Clifton 10343?

For the Clifton 10343, we recommend alligator in cognac or chocolate brown tones to emphasise the dress character of the chronograph, or vegetable-tanned calf leather that develops natural patina over time. Structured rubber remains the versatile choice for those requiring humidity resistance whilst maintaining aesthetic restraint.

How do I change the strap on my Baume & Mercier Clifton 10343?

The Clifton 10343 features integrated lugs that are non-removable, meaning the strap cannot be changed via traditional spring bars. You must completely withdraw the current strap by utilizing its full length and insert a replacement of identical 20mm width. To ensure mechanical precision and avoid damaging the attachment points, we recommend entrusting this operation to a specialised watchmaker.

Does the Baume & Mercier Clifton 10343 accept compatible aftermarket straps?

Yes, the Clifton 10343 accepts aftermarket straps of 20mm width. Numerous artisanal strap manufacturers produce compatible models in various materials—alligator, calf leather, shell cordovan, rubber—allowing aesthetic personalisation without compromising construction quality. Always verify that the width precisely matches 20mm.

How long does a leather strap last on the Baume & Mercier Clifton 10343?

A high-quality leather strap—alligator or vegetable-tanned calf—guarantees 3-5 years of regular daily wear, with peaks reaching 7 years if exposed to controlled conditions. Longevity depends on usage intensity, climate exposure (humidity accelerates degradation), and maintenance practice. The Casati Milano atelier offers 18-month warranty on custom straps, covering construction defects.

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