Breitling · Endurance Pro

Strap for Endurance Pro Stanford University

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
ReferenceX823109C1B1S1
FamilyEndurance Pro
MovementBreitling caliber 82 Foudroyante seconds, minutes, small seconds | date | Chronograph | chronometer
Year2024
CaseTitaplast, Stainless 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 Endurance Pro X823109C1B1S1

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Endurance Pro X823109C1B1S1, seen from the bench

The Breitling Endurance Pro X823109C1B1S1 is a 44mm sports chronograph featuring a Titaplast composite case with stainless steel bezel and a 22mm lug width. Powered by the COSC-certified Caliber 82 movement, it combines a chronograph, foudroyante seconds, minute counter, small seconds, and date display. Water-resistant to 100 metres, the watch delivers precise timekeeping and durability for endurance sports.

Frequently asked questions

What is the lug width of the Breitling Endurance Pro X823109C1B1S1?

The lug width of the Breitling Endurance Pro X823109C1B1S1 is 22mm. This is a standard size within the large-diameter sports watch segment, offering compatibility with a wide range of aftermarket straps available at milanostraps.it.

What is the best strap for the Breitling Endurance Pro X823109C1B1S1?

The ideal choice depends on context. For sporting use, a vulcanised rubber strap or a technical polyamide NATO is recommended for its waterproofing and resilience. For business-casual settings, a vegetable-tanned calfskin strap with a matte finish works well. Those seeking texture and long-term shape retention may consider alligator hornback, whose three-dimensional grain complements the Titaplast surface effectively.

How do you change the strap on the Breitling Endurance Pro X823109C1B1S1?

The strap is removed using a springbar tool inserted into the springbar housing between the lug and the strap. Apply gentle leverage to release the bar from one side, then the other. The process requires no professional tools but should be carried out on a soft surface to avoid scratching the Titaplast case.

Are there aftermarket straps compatible with the Breitling Endurance Pro?

Yes. Any strap with a 22mm lug width and straight ends is compatible with the Breitling Endurance Pro. Milanostraps.it offers a curated selection of handcrafted straps in calfskin, alligator, rubber and NATO, each selected for compatibility with the Titaplast case profile, with bespoke options available through Casati Milano.

How long does a leather strap last when paired with a Breitling Endurance Pro used in sporting contexts?

A quality leather strap used regularly in sport, with exposure to perspiration and water, typically lasts between 12 and 18 months before showing significant signs of wear. For athletic use, rubber or technical NATO straps are the practical choice. If leather is preferred, a high-quality vegetable-tanned hide will develop a characteristic patina over time but requires periodic conditioning and should not be exposed to prolonged immersion in water.

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