Longines · Heritage

Strap for Pocket Watch Gold-Plated / White - Arabic

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter49 mm
ReferenceL7.014.2.13.1 (aka: L70142131)
FamilyHeritage
MovementLongines caliber L506.2 Hours, Minutes, Small Seconds
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 Heritage L7.014.2.13.1 (aka: L70142131)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Heritage L7.014.2.13.1 (aka: L70142131), seen from the bench

The Longines Heritage L7.014.2.13.1 (L70142131) is a mechanical pocket watch converted for wrist wear, featuring a tonneau steel case of 49.00 mm diameter and a manual-wound Longines caliber L506.2 movement. The white matte enamel dial displays Arabic numerals with applied indices, hours, minutes, and small seconds subdial without complications. The 20 mm lug width accommodates various strap options and represents a balanced proportion between the generous case diameter and wrist wear.

Frequently asked questions

What is the lug width of the Longines Heritage L7.014.2.13.1?

The lug width of the Longines Heritage L7.014.2.13.1 is 20 mm. This dimension is measured between the two internal points where the strap connects to the watch lugs. The 20 mm width represents an intermediate standard offering maximum versatility in the selection of leather, NATO, rubber, and other strap materials.

What is the best strap for the Longines Heritage L7.014.2.13.1?

The best strap depends on intended use. For the railway heritage character of the model, we recommend alligator in cognac brown or vegetable-tanned calf leather. Shell cordovan is excellent for those who appreciate natural patina development over time. NATO straps in nylon or cotton offer a sporty-functional aesthetic consistent with the watch's technical identity.

How do I change the strap on the Longines Heritage L7.014.2.13.1?

Strap replacement requires a specific tool (spring bar tool). Insert the flat end of the tool under one of the lugs to compress the internal spring, then carefully remove the strap. The new strap is fitted by sliding the lugs into the slots of the passant. Alternatively, consult a professional watchmaker to avoid damage to the case.

Can I use an aftermarket strap on this Longines Heritage?

Yes, any strap with a 20 mm lug width is compatible with the Longines Heritage L7.014.2.13.1. We recommend verifying the watch model name before purchase. Milanostraps.it straps are tested for compatibility and offer customisation options including width, length, initials, and stitching thread colour.

How long does a leather strap last on this watch?

Leather strap longevity depends on material and usage patterns. Premium shell cordovan and alligator offer 5-8 years of daily wear; vegetable-tanned calf typically lasts 3-5 years. Factors including humidity, sun exposure, and wearing frequency influence durability. Casati Milano guarantees 18 months on bespoke straps.

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