Breitling · Avenger

Strap for Avenger Automatic GMT 43 Stainless Steel / Black / Calf / Pin

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

Lug width22 mm
Case diameter43 mm
ReferenceA32397101B1X1
FamilyAvenger
MovementBreitling caliber 32 hours, minutes, seconds, Additional 24 hours Hand (adjustable) | date
Year2020
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 Avenger A32397101B1X1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Avenger A32397101B1X1, seen from the bench

The Avenger Automatic GMT 43 is a professional tool watch by Breitling, reference A32397101B1X1, featuring a 43 mm stainless steel case designed for extreme operational conditions. It houses the Breitling Caliber 32 automatic movement with COSC certification, offering hours, minutes, seconds, adjustable 24-hour hand for GMT function, and date display. The 22 mm lug width accommodates aftermarket straps and represents a standard in large-diameter tool watches.

Frequently asked questions

What is the lug width of the Breitling Avenger A32397101B1X1?

The Breitling Avenger A32397101B1X1 has a lug width of 22 mm. This measurement is taken with a digital calliper positioned between the two lugs at the strap attachment point. It is a critical specification to ensure compatibility with any aftermarket strap.

What is the best strap for the Breitling Avenger A32397101B1X1?

For the Breitling Avenger A32397101B1X1, the most suitable options are: a vegetable-tanned alligator strap for formal wear, shell cordovan for long-term resilience and patina development, vulcanised rubber for sport or diving use, and ballistic nylon NATO to reference the model's military heritage. The choice depends on intended use and aesthetic preference.

How do I change the strap on a Breitling Avenger A32397101B1X1?

To replace the strap on the Breitling Avenger A32397101B1X1, a dedicated springbar tool is required. Insert the tip into the lug channel, compress the springbar inward and slide the strap free. Work on a soft surface with adequate lighting to avoid scratching the case. The operation is straightforward but requires care around the brushed and polished surfaces of the Avenger case.

Are there aftermarket straps compatible with the Breitling Avenger A32397101B1X1?

Yes, the 22 mm lug width of the Breitling Avenger A32397101B1X1 is a widely adopted standard, which ensures broad compatibility with aftermarket straps. Milanostraps.it offers a curated selection of handcrafted leather, rubber and textile straps, each tailored to match the lug geometry of Breitling cases.

How long does a leather strap last on a Breitling Avenger A32397101B1X1?

The lifespan of a leather strap depends on the material and frequency of wear. A quality vegetable-tanned alligator strap, kept away from excessive moisture and perspiration, can last between three and five years while retaining its structural integrity. Shell cordovan, owing to its dense fibre structure, generally offers superior wear resistance. 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