Breitling · Endurance Pro

Strap for Breitling Endurance Pro 44 NFL Kansas City Chiefs Edition

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

Lug width22 mm
Case diameter44 mm
ReferenceE823106A1B8S1
FamilyEndurance Pro
MovementBreitling caliber 82 Foudroyante seconds, minutes, small seconds | date | Chronograph | chronometer
Year2025
CaseTitanium

Spring bar

Swiss Standard universal spring bars

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

Straps for the Endurance Pro E823106A1B8S1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Endurance Pro E823106A1B8S1, seen from the bench

The Endurance Pro is powered by the Breitling 82 caliber with chronograph function and chronometer certification. The movement offers hour, minute, small seconds, date and flyback chronograph indications. 22mm lugs for the strap.

Frequently asked questions

What is the lug width of the Breitling Endurance Pro E823106A1B8S1?

The lug width of the Breitling Endurance Pro E823106A1B8S1 is 22mm. This measurement should be taken with a digital calliper positioned between the two lugs at the point of contact with the strap, not at the outer edge of the case.

What is the best strap for the Breitling Endurance Pro E823106A1B8S1?

The ideal choice depends on intended use. For sport and outdoor activities, vulcanised rubber or ballistic nylon NATO straps offer durability and moisture resistance. For a more formal register, vegetable-tanned leather or matte alligator in 22mm width are distinguished pairings. A brushed steel deployant clasp adds practicality and eliminates perforation pressure on the leather.

How do I change the strap on a Breitling Endurance Pro?

Strap replacement requires a springbar tool inserted into the lug slot to release the spring bars. Remove the buckle side first, then the keeper side. Take care to avoid scratching the titanium case — work on a soft surface and use a tool with a coated tip for best results.

Are there aftermarket straps compatible with the Breitling Endurance Pro E823106A1B8S1?

Yes, any strap with a 22mm lug width and straight end is compatible. Milano Straps offers a curated range of handcrafted straps in leather, alligator, calf and rubber, all available in 22mm, fitted with standard 1.8mm spring bars suited to the Endurance Pro's lug configuration.

How long does a leather strap last on a sport watch like the Endurance Pro?

Longevity depends on exposure to perspiration, water and UV radiation. On a sport-oriented watch such as the Endurance Pro, a quality vegetable-tanned leather strap typically lasts 18 to 24 months under regular use. Periodic application of a neutral leather conditioner and rotation with alternative straps will extend the life of the leather considerably.

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