Technical Archive

Longines
Elegant L4.312.4.11.2— lug 16mm

Longines Elegant L4.312.4.11.2: 16mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Elegant Collection Small Second 34.5 Stainless Steel / White - Roman

Artisanal Note

"This model requires a precise 16mm lug width to preserve the original sartorial balance."

Technical Specifications

Longines L4.312.4.11.2
Lug Width
16 mm

The essential strap measurement.

Browse 16mm straps →
Reference

L4.312.4.11.2

Movement

Longines caliber L891.5 Hours, Minutes, Small Seconds

The Heritage

The Longines Elegant Collection L4.312.4.11.2 is a modern dress watch featuring a 34.50mm stainless steel case with manual-winding Longines L891.5 caliber movement, displaying hours, minutes, and small seconds. The 16mm lug width is designed for the watch's compact proportions, maintaining visual balance and ensuring compatibility with aftermarket straps.

FAQ

What is the lug width of the Longines Elegant L4.312.4.11.2?

The Longines Elegant L4.312.4.11.2 features a lug width of 16mm. This is the internal spacing between the case lugs where the strap attaches. This measurement is critical for ensuring compatibility with aftermarket straps. To verify, remove the original strap and measure the distance between the two anchor points on the case.

Which strap is best suited for the Longines Elegant L4.312.4.11.2?

We recommend alligator or vegetable-tanned calf leather straps for the Longines L4.312.4.11.2, as these materials preserve the understated elegance of the model. Dark alligator (black, deep brown) emphasizes sobriety, whilst calf leather offers a soft texture and develops a unique patina over time. Avoid sports straps (rubber, nylon) that would compromise the watch's formal character.

How do I change the strap on the Longines Elegant L4.312.4.11.2?

Strap replacement requires a simple spring bar tool. Remove the watch, position the tool under the spring bar (the small metal pin holding the strap) and press gently to release it. Extract the old strap, align the new strap's holes with the case pins and reinsert the spring bar until it clicks. This is a reversible operation requiring no technical expertise; a qualified jeweller can perform it at no cost if you are uncertain.

Is the Longines Elegant L4.312.4.11.2 compatible with 16mm aftermarket straps?

Yes, the Longines Elegant L4.312.4.11.2 with its 16mm lug width is fully compatible with all aftermarket straps designed for this width. On milanostraps.it you will find a selection of artisan-crafted 16mm straps in various materials (alligator, calf, shell cordovan), customisable in length, initials and thread colour, plus ready-to-ship options.

How long does a leather strap last on the Longines Elegant L4.312.4.11.2?

The lifespan of a leather strap depends on material quality and frequency of wear. A high-quality artisan alligator or vegetable-tanned calf strap typically lasts 3–7 years with daily wear, developing an authentic patina. Shell cordovan, being more durable, can last 8–12 years. Natural wear (thinning, micro-creasing) is part of leather's charm, whilst structural fractures indicate replacement is needed. Regular maintenance (drying after moisture, avoiding prolonged sun exposure) significantly extends longevity.