Montblanc · Timewalker

Strap for TimeWalker Date Automatic 4810 42 Black / Red Gold Numerals

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
Reference101551
FamilyTimewalker
MovementMontblanc caliber 4810/100 hours, minutes, 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 Timewalker 101551

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Timewalker 101551, seen from the bench

The Montblanc Timewalker is equipped with the 4810/100 caliber with indication of hours, minutes, seconds and date. The watch features 22mm lugs and essential functions for daily use. The movement offers basic complications in a classic three-hand format with date.

Frequently asked questions

What is the lug width of the Montblanc Timewalker 101551?

The Montblanc Timewalker 101551 features 22mm lugs, a dimension that harmonises perfectly with the 42mm case diameter and ensures optimal proportions for wear. This size represents the contemporary standard for mid-to-large sports chronographs.

Which strap should I choose for the Montblanc Timewalker 101551?

For the 101551, we recommend Tuscan Supreme leather in aged tobacco, as the traditional vegetable tanning process allows the development of a natural patina that harmonises visually with the satin and polished finish of the stainless steel case. A valid alternative is black or dark brown leather for formal contexts, or a dense NATO in cotton for summer wear.

How do I change the strap on the Montblanc Timewalker 101551?

Strap replacement requires a spring bar tool. After removing the watch from your wrist, position the tool's tip in the lug slot, press gently inward to compress the spring pin, and slide the old strap from the supports. Reverse the procedure with the new strap, ensuring the pins are fully inserted into their seats.

Can I use an aftermarket strap on the Montblanc Timewalker 101551?

Yes, any strap with a 22mm lug width is compatible with the 101551, provided it is manufactured to international dimensional standards. We recommend selecting straps from specialised craftspeople to ensure construction quality and longevity, avoiding generic industrial solutions.

How long does a leather strap last on a watch like the Montblanc Timewalker 101551?

A leather strap with vegetable tanning, if subjected to proper maintenance and reasonable use, maintains structural integrity for 3-5 years. The frequency of replacement depends on intensity of use, weather conditions, and care applied. Periodic application of natural protective creams significantly prolongs the useful life of the leather.

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