Longines · Elegant

Strap for Elegant Collection Automatic 27.2 Pink Gold / Diamond / White

Takes 16 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width16 mm
Case diameter27 mm
ReferenceL4.378.9.11.0 (aka: L43789110)
FamilyElegant
MovementLongines caliber L595 Hours, Minutes, Seconds | Date
CasePink Gold

Spring bar

Swiss Standard universal spring bars

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

Straps for the Elegant L4.378.9.11.0 (aka: L43789110)

Selected for the 16 mm lug width

All 16 mm straps →

The Elegant L4.378.9.11.0 (aka: L43789110), seen from the bench

The Longines Elegant L4.378.9.11.0 (L43789110) is a women's watch featuring a 27.20mm rose gold case paired with diamond and white dial details. Part of the Elegant Collection, this model is equipped with the Longines L595 quartz caliber for reliable timekeeping. The 16mm lug width ensures balanced proportions between case and strap, characteristic of contemporary feminine watchmaking.

Frequently asked questions

What is the lug width of the Longines Elegant L4.378.9.11.0?

The lug width of the Longines Elegant L4.378.9.11.0 is 16mm. This specific dimension is essential to maintain the visual harmony of the 27.20mm case. When ordering an aftermarket strap, it is critical to verify that the lug width is exactly 16mm to ensure perfect compatibility with the case lugs.

Which strap material pairs best with the Longines Elegant L4.378.9.11.0?

Vegetable-tanned alligator is the optimal choice to complement the rose gold case. The natural texture of alligator creates a sophisticated contrast with the warm tone of rose gold, emphasising the model's understated character. Alternatively, English calf or vegetable-tanned calf offer a smooth surface and natural patina development that echoes the rose gold's evolution over time. For a contemporary approach, premium NATO canvas straps maintain aesthetic restraint whilst offering durability.

How do you change the strap on the Longines Elegant L4.378.9.11.0?

The Longines Elegant L4.378.9.11.0 features a standard spring bar lug system. To replace the strap, use a spring bar removal tool or small hex key: insert it gently into the lug aperture until the spring retracts, allowing lug extraction. Perform this operation on a clean, flat surface, ideally with magnification. If you prefer professional assistance, Casati Milano atelier provides strap change services during personalisation.

Are compatible aftermarket straps available for the Longines Elegant L4.378.9.11.0?

Yes, milanostraps.it offers a dedicated collection of 16mm straps compatible with the Longines Elegant, customisable in length, colour, initials and stitching thread. Each strap is crafted from selected leather and constructed to artisanal standards to ensure perfect compatibility with the watch's spring bars. For a comprehensive experience, Casati Milano atelier creates bespoke straps with personal consultation.

How long does a leather strap last on the Longines Elegant L4.378.9.11.0?

Leather strap longevity depends on material quality, tanning process and daily usage. A high-quality artisanal strap in alligator or vegetable-tanned calf maintains structural integrity for 5-8 years with daily wear, developing a patina that increases character over time. Prolonged sun, moisture and perspiration exposure accelerates ageing. milanostraps.it straps include an 18-month warranty and are designed to evolve aesthetically without functional compromise during at least 5 years of regular use.

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