Breitling · Montbrillant

Strap for Montbrillant Legende Bronze

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

Lug width20 mm
Case diameter47 mm
ReferenceA2334021.Q548
FamilyMontbrillant
MovementBreitling caliber 23 hours, minutes, small seconds | date | Chronograph
Year2007 - 2012
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 Montbrillant A2334021.Q548

Selected for the 20 mm lug width

All 20 mm straps →

The Montbrillant A2334021.Q548, seen from the bench

The Montbrillant is a chronograph from the Breitling collection powered by the caliber 23 with functions of hours, minutes, small seconds, date and chronograph. The reference A2334021.Q548 features the typical characteristics of the aviation-dedicated line. The movement offers the traditional chronograph complications of the Swiss brand.

Frequently asked questions

What is the lug width of the Breitling Montbrillant A2334021.Q548?

The lug width of the Breitling Montbrillant A2334021.Q548 is 20mm. This measurement should be taken with a digital calliper placed between the two lugs, in direct contact with the steel case, excluding any lateral curvature. An incorrect measurement will result in a poorly fitting strap.

What is the best strap for the Breitling Montbrillant A2334021.Q548?

For the Montbrillant A2334021.Q548, a vegetable-tanned alligator strap is the most coherent choice given the watch's formal-instrumental character. Box-grain calf leather is a versatile everyday alternative. For sporting or marine environments, a vulcanised rubber strap provides waterproofing and stability. A NATO nylon strap also complements the model's aviation heritage.

How do you change the strap on the Breitling Montbrillant A2334021.Q548?

To replace the strap on the Montbrillant A2334021.Q548, use a fine-tipped springbar tool to avoid scratching the lug surfaces. Apply gentle pressure to the inner slot of each lug to compress and release the springbar, remove the old strap, then insert the new one ensuring both springbars are fully seated before wearing the watch.

Are there aftermarket straps compatible with the Breitling Montbrillant A2334021.Q548?

Yes, any standard 20mm strap is compatible with the Breitling Montbrillant A2334021.Q548. Milanostraps.it offers a curated selection of handcrafted straps in various lengths (standard, XL) and materials, with straight or slightly curved ends. When selecting length, account for the 47mm case diameter, which may affect perceived wrist circumference.

How long does a leather strap last on a Breitling Montbrillant A2334021.Q548?

The lifespan of a leather strap depends on the quality of the tanning, daily use and care. A vegetable-tanned alligator strap, kept away from water and excess perspiration and treated periodically with a colourless conditioner, can last between three and seven years whilst developing a distinguished patina. An industrial calf strap typically degrades within 12 to 18 months. Casati Milano straps carry an 18-month warranty against manufacturing defects.

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