Longines · Presence

Strap for Presence 38.5 Automatic PVD Gold / White - Roman / 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 diameter39 mm
ReferenceL4.921.2.11.8 (aka: L49212118)
FamilyPresence
MovementLongines caliber L888.2 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

Straps for the Presence L4.921.2.11.8 (aka: L49212118)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Presence L4.921.2.11.8 (aka: L49212118), seen from the bench

The Longines Presence reference L4.921.2.11.8 is equipped with the automatic caliber L888.2 providing hour, minute, second and date indication. The model features 20mm lugs for the strap. The movement offers essential watchmaking functions with an automatic winding system.

Frequently asked questions

What is the lug width of the Longines Presence L4.921.2.11.8?

The lug width of the Longines Presence L4.921.2.11.8 is 20 mm. This dimension was deliberately chosen by the manufacture to maintain balanced proportions relative to the 34 mm case diameter. To verify, measure the internal distance between the two lugs at their widest point.

What is the best strap for the Longines Presence L4.921.2.11.8?

Alligator leather with fine grain is the choice most coherent with the Presence's minimalist aesthetic. In beige or ivory for the silvered dial model with gold indices. Alternatively, vegetable-tanned calf leather offers natural texture that develops patina over time, whilst shell cordovan in burgundy creates sophisticated contrast.

How do you change the strap on a Longines Presence L4.921.2.11.8?

The strap is changed easily using a spring bar removal tool. Gently extract the metal lugs from the case using the tool, then remove the old strap. Position the new strap and reinsert the lugs. Ensure the lug ends are correctly aligned in the case seats.

Can I use aftermarket-compatible straps with the Longines Presence L4.921.2.11.8?

Yes, any strap with a 20 mm lug width is compatible. We recommend choosing superior quality straps made from alligator, vegetable-tanned calf, or shell cordovan to maintain the watch's constructive excellence. Avoid synthetic materials that conflict with the model's classical aesthetic.

How long does a leather strap last on the Longines Presence L4.921.2.11.8?

Leather strap durability depends on usage and maintenance. Premium alligator or calf, worn daily, typically lasts 3–5 years. With proper conditioning and avoidance of excessive moisture, it can last considerably longer. Shell cordovan, being more robust, tends to exceed this 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