Longines · Presence

Strap for Presence 25.5 Automatic PVD Gold / White / Bracelet

Takes 13 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width13 mm
Case diameter26 mm
ReferenceL4.321.2.12.8 (aka: L43212128)
FamilyPresence
MovementLongines caliber L561 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 Presence L4.321.2.12.8 (aka: L43212128), seen from the bench

The Longines Presence reference L4.321.2.12.8 is equipped with the L561 caliber with hour, minute, second and date functions. The watch features 13mm lugs and belongs to the classic collection of the Swiss brand. The movement ensures essential timekeeping indications in a traditional format.

Frequently asked questions

What is the exact lug width of the Longines Presence L4.321.2.12.8?

The lug width of the Longines Presence L4.321.2.12.8 is 13mm. This measurement is taken from the inner left wall to the inner right wall of the spring bar holes. It is essential to use straps specifically made to 13mm specifications to ensure proper fit without excessive play or friction on the pins.

Which type of strap is best suited for the Longines Presence L4.321.2.12.8?

For the Présence, alligator leather straps represent the most elegant and proportionate choice, with their natural grain harmonising perfectly with the minimalist case lines. Alternatively, calf box offers superior durability and develops a natural patina over time. For summer use, cognac or burgundy calf maintains elegance with more distinctive character.

How do you correctly change the strap on a Longines Presence L4.321.2.12.8?

Position the watch with the dial facing downwards on a soft surface. Use a thin, flat tool (spring bar tool) to gently push the pin from the opposite side until it detaches completely. Repeat for the other pin. Insert the new strap by aligning the holes with the seats and push the pins until they are firmly seated. Verify there is no lateral play.

Must the strap be an original Longines part?

No. High-quality aftermarket straps manufactured to precise 13mm tolerances are fully compatible with the Présence L4.321.2.12.8. Artisanal brands such as Milano Straps offer certified leathers and finishes that equal or exceed original standards, with the possibility of aesthetic customisation.

How long does a leather strap last on a Longines Presence L4.321.2.12.8?

Lifespan depends on material and usage. A quality alligator strap lasts on average 3–5 years with regular maintenance. Calf, being thicker, reaches 5–7 years. Vegetable tanned leather develops a patina that preserves it over time. Maintenance includes periodic cleaning with a damp cloth and annual conditioning with neutral waxes.

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