Montblanc · Heritage

Strap for Heritage Chronometrie Collection Twincounter Date

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

Lug width20 mm
Case diameter40 mm
Reference114872
FamilyHeritage
MovementMontblanc caliber MB 24.23 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

Straps for the Heritage 114872

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Heritage 114872, seen from the bench

The Montblanc Heritage reference 114872 is equipped with the MB 24.23 caliber with functions of hours, minutes, small seconds, and date. The movement ensures the display of the time indications through a classic layout with an off-center seconds counter. The lugs measure 20mm in width for the strap.

Frequently asked questions

What is the lug width of the Montblanc Heritage 114872?

The Montblanc Heritage 114872 features a 20-millimetre lug width. This measurement is the standard specification for this model and represents the distance between the lugs that anchor the strap to the case. A compatible strap must have a width of exactly 20 millimetres to ensure a secure fit without play.

Which strap do you recommend for the Montblanc Heritage 114872?

The choice depends on your intended use and aesthetic preference. For a formal and refined look, we recommend alligator or vegetable-tanned calf in warm tones (dark brown, tan). For a casual-smart aesthetic, a dark blue or grey NATO strap is ideal. FKM rubber remains the most contemporary solution for those desiring practicality and secure grip without aesthetic compromise.

How do I change the strap on my Montblanc Heritage 114872?

The procedure is straightforward. Locate the spring bars—small metal cylinders securing the strap to the lugs. Using a spring bar tool, gently press the bar toward the centre of the case, remove the worn strap, and insert the new one. If unfamiliar with the procedure, we recommend having it done by a professional to avoid scratches to the case.

Can I use a quality aftermarket strap on my 114872?

Absolutely. A quality aftermarket strap with the correct 20mm lug width and dignified finishing—genuine alligator, calf leather, or robust NATO—pairs perfectly with the Montblanc Heritage 114872. The important factor is verifying lug width compatibility and selecting materials that respect the watch's understated aesthetic.

How long does a leather strap last on the 114872?

Durability depends on frequency of wear, climate conditions, and tanning method. A quality vegetable-tanned calf strap, worn daily, maintains functionality and appearance for 2–3 years before showing significant wear at the lugs. Alligator, being more resilient, can last 3–5 years. Periodic maintenance (cleaning and discreet conditioning) substantially extends strap 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.

Request an appointment →

Casati Milano · Via XX Settembre 15, Milan · by appointment only