Longines · Heritage

Strap for Heritage Prestige Stainless Steel / Pink

Takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width18 mm
Case diameter36 mm
ReferenceL4.685.4.96.2 (aka: L46854962)
FamilyHeritage
MovementLongines caliber L615.2 Hours, Minutes, Small 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

The Heritage L4.685.4.96.2 (aka: L46854962), seen from the bench

The Longines Heritage L4.685.4.96.2 is a 35.50mm stainless steel timepiece housing a manual-wind L615.2 caliber movement, visible through the transparent caseback. This model belongs to the Heritage collection and features an understated dial with baton indices, slim hands, and date window. The 18mm lug width is the historical standard for European dress watches of this case diameter, allowing discrete straps that maintain visual balance without extending beyond the case profile.

Frequently asked questions

What is the lug width of the Longines Heritage L4.685.4.96.2?

The Longines Heritage L4.685.4.96.2 features an 18mm lug width. This measurement represents the historical standard for European classical watches with a 35.50mm case diameter, ensuring harmonious proportions and the ability to pair discrete straps that do not protrude beyond the case profile.

Which strap do you recommend for the Longines Heritage L4.685.4.96.2?

The ideal strap depends on intended use. For formal contexts, a matte black alligator with black stitching enhances its classical character. For daily versatility, a crust-tanned cognac-brown leather offers accelerated natural patina. Shell cordovan guarantees extreme durability and inherent lustre. For warm seasons, a military-spec NATO in anthracite grey maintains aesthetic sobriety.

How do I change the strap on a Longines Heritage L4.685.4.96.2?

Remove the old strap by gently levering the spring bar (the metal pin fixing it to the lugs) with a dedicated tool. Position the new strap by aligning the holes with the case attachments and reinsert the spring bar, pushing until you hear a click. Verify that the strap adheres without lateral play.

Can I use third-party compatible straps on this Longines?

Yes, absolutely. The 18mm lug width is a standard measurement and guarantees compatibility with all straps of this size. Simply verify that the strap has been manufactured for 18mm lugs and that the fixing holes correspond to your case lugs. Milano Straps supplies 18mm straps customisable in leather, material and colour.

How long does a leather strap last on a Longines Heritage watch?

A high-quality leather strap (alligator, shell cordovan, crust-tanned leather) maintains structural integrity from 3 to 7 years of regular use, depending on the tanning method and frequency of moisture exposure. Initial deterioration concerns colour and patina; mechanical integrity persists longer. Casati Milano guarantees 18 months on each bespoke strap.

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