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Breitling · Montbrillant

Strap for Montbrillant Datora

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

Lug width

22mm
22 mm strapsAll Breitling
Lug width22 mm
Case diameter43 mm
ReferenceA2133012Q577222A
FamilyMontbrillant
MovementBreitling caliber 21 hours, minutes, small seconds, day / Night Indication | date, day, month | Chronograph
Year2002
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

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Straps for the Montbrillant A2133012Q577222A

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Montbrillant A2133012Q577222A, seen from the bench

The Breitling Montbrillant A2133012Q577222A is a chronograph that draws inspiration from 1940s aviation watches, reinterpreting circular forms and symmetrical counters through a contemporary gentleman's approach. The 43 mm stainless steel case houses the automatic Breitling 21 caliber, featuring hours, minutes, small seconds, day/night indicator, date, month, and chronograph function. With a 22 mm lug width, this model accommodates a wide range of aftermarket straps while maintaining visual coherence with the case design.

Frequently asked questions

What is the lug width of the Breitling Montbrillant A2133012Q577222A?

The lug width of the Breitling Montbrillant A2133012Q577222A is 22 mm. This measurement is taken with a calliper positioned between the two lugs, close to the 43 mm case's carrure.

What is the best strap for the Breitling Montbrillant A2133012Q577222A?

For the Montbrillant A2133012Q577222A, a vegetable-tanned alligator strap is the most coherent choice given the watch's haute horlogerie character. Smooth calf leather suits daily wear, whilst a woven nylon NATO complements the watch's aeronautical heritage. All options must have a 22 mm lug width.

How do you change the strap on the Breitling Montbrillant A2133012Q577222A?

To replace the strap on the Montbrillant A2133012Q577222A, use a spring bar tool to compress the spring bars within the lugs and slide the strap free. Take care not to scratch the stainless steel case. If in doubt, a qualified watchmaker should carry out the operation.

Are there aftermarket straps compatible with the Breitling Montbrillant A2133012Q577222A?

Yes. Any strap with a 22 mm lug width and standard spring bars is compatible with the Montbrillant A2133012Q577222A. milanostraps.it offers a curated selection of handcrafted straps in alligator, calf leather, shell cordovan and NATO specifically listed for 22 mm lug watches.

How long does a leather strap last on a Breitling Montbrillant?

A quality leather strap on a Montbrillant typically lasts 2–4 years with regular wear. Longevity depends on exposure to moisture, perspiration and maintenance. Avoid prolonged water contact and occasionally apply a leather conditioner. Vegetable-tanned alligator straps develop a rich patina and generally outlast synthetic leather alternatives.

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