Longines · Elegant

Strap for Elegant Collection 25.5 Automatic Stainless Steel / Silver / Strap

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
ReferenceL4.309.4.77.2 (aka: L43094772)
FamilyElegant
MovementLongines caliber L592.2 hours, minutes, seconds | date | chronometer
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

The Elegant L4.309.4.77.2 (aka: L43094772), seen from the bench

The Longines Elegant L4.309.4.77.2 is a 25.50mm stainless steel watch powered by the COSC-certified Longines L592.2 calibre movement, featuring hours, minutes, seconds and date functions. The case is crafted from 316L stainless steel with satin finishing and offers 30-metre water resistance. The watch features a lug width of 13mm, reflecting the minimalist proportions of the case design.

Frequently asked questions

What is the lug width of the Longines Elegant L4.309.4.77.2?

The lug width of the Longines Elegant L4.309.4.77.2 is 13mm. This measurement is essential when selecting any compatible aftermarket strap. To verify the width, simply remove the original strap and measure the width at the point of insertion into the case.

What is the best strap for the Longines Elegant L4.309.4.77.2?

The best strap depends on intended use and personal preference. For everyday elegance, we recommend alligator leather in black with vegetable tanning, which develops a noble patina over time. For versatility, vegetable-tanned calf leather in cognac brown or deep blue offers impeccable proportions. A cotton satin NATO strap is ideal for a sportier approach while maintaining the minimalist aesthetic.

How do you change the strap on a Longines Elegant L4.309.4.77.2?

The process is straightforward: position the watch case downward, locate the lateral lug passants, use a spring bar removal tool (or fine needle) to gently push the pin from the opposite side, and slide off the strap. Insert the new strap by aligning the holes and reverse the operation. Ensure the lug sits perfectly aligned with the case.

Are aftermarket straps compatible with the Longines Elegant L4.309.4.77.2?

Yes, provided the strap is specifically sized for 13mm lugs and has passants compatible with the case width. Artisanal leather straps with natural vegetable tanning are preferable to generic straps, as they respect the watch's slender proportions and guarantee superior durability.

How long does a leather strap last on a Longines Elegant L4.309.4.77.2?

A quality leather strap (alligator, vegetable-tanned calf, or shell cordovan) typically lasts 3-5 years with daily wear, reducing to 2-3 years if frequently exposed to moisture and perspiration. Vegetable tanning ensures a patina that improves over time. Regular maintenance (drying after exposure to water, occasional cleaning with a damp cloth) would significantly extend its lifespan.

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