Baume & Mercier · Clifton

Strap for Clifton Club Stainless Steel / Black / Bracelet

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
Reference10378 (aka: MOA10378, M0A10378)
FamilyClifton
MovementSellita caliber SW260-1 hours, minutes, small seconds | date
Year2017
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 10378 (aka: MOA10378, M0A10378)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Clifton 10378 (aka: MOA10378, M0A10378), seen from the bench

The Clifton reference 10378 is powered by the Sellita SW260-1 caliber with indication of hours, minutes, small seconds and date. The automatic movement provides a standard power reserve for this category of timepiece. The Clifton collection represents the classic line of the Swiss brand Baume & Mercier.

Frequently asked questions

What is the lug width of the Baume & Mercier Clifton 10378?

The Clifton 10378 features a lug width of precisely 20mm. This dimension is standard across the model and represents the critical parameter for sourcing compatible aftermarket straps. To verify the measurement, position a ruler between the inner lug shoulders at the strap attachment point—the width must register exactly 20mm.

Which strap material pairs best with the Clifton 10378?

Vegetable-tanned alligator represents the most natural pairing, as it amplifies the discreet elegance inherent in the Swiss design philosophy. However, vegetable-tanned calf leather offers softer texture and greater versatility, whilst shell cordovan is ideal for those seeking a patina that develops authentically over time. NATO straps remain the most appropriate informal option for casual or sports contexts, whilst maintaining the segnatempo's aesthetic dignity.

How do you change the strap on a Baume & Mercier Clifton 10378?

The procedure is straightforward: obtain a spring bar removal tool and position the watch on a stable support. Locate the elastic spring bars at the lug terminations, insert the tool's tip into the small aperture to release tension, then extract the bar. Repeat for the opposite lug, remove the existing strap and install the replacement by aligning it precisely before reinserting the bars. Verify that no gaps remain between the lugs and the strap.

Does an aftermarket strap remain compatible if it is not original Baume & Mercier?

Yes, absolutely. Any strap featuring a 20mm lug width is physically compatible with the Clifton 10378. The critical factor is confirming exact dimensional specification and construction quality: artisanal straps crafted from vegetable-tanned leather guarantee not only compatibility but also superior longevity and aesthetic evolution relative to industrially manufactured alternatives.

How long does a natural leather strap last on a daily-wear timepiece like the Clifton 10378?

A vegetable-tanned leather strap, worn daily on a 42mm segnatempo, maintains complete structural integrity for 3–5 years, contingent upon solar exposure, humidity levels and frequency of wear. Aesthetic character (patina, controlled aging) improves over time, though the fibre begins exhibiting signs of structural fatigue beyond the fifth year of intensive daily use. Shell cordovan straps typically demonstrate slightly extended durability owing to the natural density of the material.

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