Breitling · Chronomat B01 42

Strap for Chronomat B01 42 NFL Los Angeles Chargers

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
ReferenceAB01342B1C8S1
FamilyChronomat B01 42
MovementBreitling caliber B01 hours, minutes, small seconds | date | Chronograph, column wheel | chronometer
Year2024
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 Chronomat B01 42 AB01342B1C8S1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Chronomat B01 42 AB01342B1C8S1, seen from the bench

The Breitling Chronomat B01 42 NFL Los Angeles Chargers (ref. AB01342B1C8S1) features a 42 mm stainless steel case with unidirectional bezel and distinctive rider tabs. Powered by the in-house B01 automatic movement with column wheel chronograph, COSC-certified, offering 70 hours power reserve. The lug width is 22 mm, designed for reinforced aftermarket straps with straight ends.

Frequently asked questions

What is the lug width of the Breitling Chronomat B01 42 AB01342B1C8S1?

The lug width of the Breitling Chronomat B01 42 AB01342B1C8S1 is 22 mm. This measurement is taken by placing a digital calliper between the two lugs, parallel to the case. Respecting this dimension is essential to ensure correct fitment without placing undue stress on the integrated lug structure.

What is the best strap for the Breitling Chronomat B01 42?

The most suitable materials for the Breitling Chronomat B01 42 are vegetable-tanned alligator leather for formal occasions, pull-up calf leather for daily wear with a developing patina, nylon NATO for an aeronautical feel true to the watch's origins, and vulcanised rubber for humid or sporty environments. The ideal choice depends on intended use and the desired chromatic pairing with the dial.

How do you change the strap on a Breitling Chronomat B01 42?

To replace the strap on a Breitling Chronomat B01 42, use a fine-tipped spring bar tool or a flat-head precision screwdriver. Apply gentle lever pressure on the spring bar securing the strap within the lugs, remove the old strap, and insert the new one, ensuring the spring bar clicks securely into place on both sides. Always work on a soft surface to avoid scratching the stainless steel case.

Are there aftermarket straps compatible with the Breitling Chronomat B01 42?

Yes, a wide range of aftermarket straps are compatible with the Breitling Chronomat B01 42, all requiring a 22 mm lug width with a straight end. Milano Straps offers a curated selection of handcrafted Made in Italy straps in alligator, calf leather, NATO fabric and rubber, compatible with reference AB01342B1C8S1, fitted with buckles or deployant clasps in various metal finishes.

How long does a leather strap last on a Breitling Chronomat B01 42?

The lifespan of a leather strap depends on the quality of the hide, frequency of use, and exposure to perspiration and moisture. A quality calf leather strap worn daily typically lasts 12 to 24 months. A vegetable-tanned alligator strap, conditioned with leather cream every 3 to 4 months and kept away from water, can last 3 to 5 years while retaining its texture and structural integrity. Milano Straps provides 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