Longines · La Grande Classique

Strap for La Grande Classique Quartz 24 Leather MOP

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

Lug width13 mm
Case diameter24 mm
ReferenceL4.209.4.87.2 (aka: L42094872)
FamilyLa Grande Classique
MovementLongines caliber L209 Hours, Minutes
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

The La Grande Classique L4.209.4.87.2 (aka: L42094872), seen from the bench

The La Grande Classique represents Longines' line of essential timepieces characterized by a minimalist design. It is powered by the L209 quartz caliber with hour and minute indications. The case features 13mm lugs for a slim profile on the wrist.

Frequently asked questions

What is the lug width of the Longines La Grande Classique L4.209.4.87.2?

The lug width of the Longines La Grande Classique L4.209.4.87.2 is 13mm. This measurement represents the internal distance between the spring bars of the case. Verifying this dimension before purchasing a strap is essential, as even minor discrepancies result in functional and visual incompatibility.

Which strap is ideal for the Longines La Grande Classique L4.209.4.87.2?

For this 24mm model, straps in cognac or tobacco alligator are recommended, as they dialogue elegantly with the minimalist proportions of the case. Alternative refined options include white or cream calf for formal contexts, or burgundy shell cordovan for those seeking deliberate temporal ageing. FKM rubber in black or navy also represents an appropriate contemporary choice.

How do you change the strap on the Longines L4.209.4.87.2?

The strap is replaced using a dedicated tool (spring bar tool) to compress the spring bars of the case. Position the tool at the spring bar location, apply gentle pressure to release it from the anchor hole, then remove the exhausted strap. Insert the new strap by aligning the lug with the spring bar and allow the mechanism to click into place. This delicate operation requires precision to avoid scratching the case.

Is an aftermarket strap compatible with the Longines La Grande Classique L4.209.4.87.2?

Yes, aftermarket straps of 13mm lug width are fully compatible, provided that the lug width is exactly 13.00mm. Verify the technical specification of the product before purchase. Milano Straps offers certified compatible straps in various materials and customizable in length, stitching, and initials.

How long does a natural leather strap last on the Longines La Grande Classique L4.209.4.87.2?

A high-quality natural leather strap (alligator, calf, shell cordovan) typically lasts 3-5 years with daily wear. Longevity depends on frequency of use, climatic conditions, and maintenance care. Vegetable-tanned leather develops natural patina over time, enriching the strap. Casati Milano guarantees 18 months on construction; aesthetic wear is a natural phenomenon appreciated in conscious wearing.

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