Technical Archive

Longines
Record L2.820.5.72.2— lug 20mm

Longines Record L2.820.5.72.2: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Record 38.5mm Stainless Steel / Pink Gold / Silver / Alligator

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Longines L2.820.5.72.2
Lug Width
20 mm

The essential strap measurement.

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Reference

L2.820.5.72.2

Movement

Longines caliber L888.4 Hours, Minutes, Seconds | Date | Chronometer

The Heritage

The Longines Record reference L2.820.5.72.2 houses the automatic L888.4 caliber with chronometer certification. The movement offers hours, minutes, central seconds and date indication. The Record collection represents the line of COSC-certified timekeepers of the Swiss manufacturer.

FAQ

What is the lug width of the Longines Record L2.820.5.72.2?

The lug width of the Longines Record L2.820.5.72.2 is 20mm. This measurement represents the distance between the case lugs and is essential for selecting the correct strap. To measure accurately, position a millimetre ruler perpendicular to the internal space between the two lugs, ensuring the reading is taken from shoulder to shoulder of the case.

Which strap is best suited for the Longines Record L2.820.5.72.2?

For the Longines Record L2.820.5.72.2, we recommend alligator straps in bourbon or dark brown, which enhance the rose gold case. Vegetable-tanned calf leather is an excellent contemporary alternative, developing a natural patina over time that harmonises beautifully with the stainless steel undertones. For a sporting interpretation, a thick-canvas NATO strap in navy or black is entirely consistent with the Record's original DNA. High-quality FKM rubber is ideal for marine environments or outdoor activities.

How do I change the strap on the Longines Record L2.820.5.72.2?

To change the strap, follow these steps: 1) Position the watch face-down on a soft surface; 2) Locate the spring bars on either side of the case, concealed between the case and strap; 3) Use a spring bar tool or small flat-head screwdriver to gently compress the spring bar whilst removing the strap; 4) Once removed, align the new strap with the lugs and press until you hear the locking click. Proceed carefully to avoid scratching the rose gold case.

Is an aftermarket strap compatible with the Longines Record L2.820.5.72.2?

Yes, any strap with a 20mm lug width is compatible with the Longines Record L2.820.5.72.2. Artisanal straps crafted from premium leathers—such as alligator, calf, or other noble hides—provide superior rigidity and longevity compared to standard options. Choose straps fitted with compatible spring bars (most 20mm straps use standard bars) and a brushed stainless steel buckle or deployant clasp to maintain aesthetic coherence with the case finish.

What is the average lifespan of a leather strap for the Longines Record L2.820.5.72.2?

The lifespan of a leather strap depends on leather quality, daily use, moisture exposure, and maintenance. An artisanal alligator or calf strap typically lasts 3–5 years with moderate wear (4–5 days per week), developing a fascinating patina over time. If worn daily in humid environments or exposed to perspiration, longevity reduces to 2–3 years. An FKM rubber strap offers slightly greater durability (4–6 years) due to resistance to chemical components. Rotating between multiple straps significantly extends each strap's useful life, allowing the leather to 'breathe' between uses.