Breitling · Cockpit B50

Strap for Cockpit B50 Titanium / Blue / Bracelet

Takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width24 mm
Case diameter46 mm
ReferenceEB501019/C904/176E
FamilyCockpit B50
MovementBreitling caliber B50 Additional 24 hours Hand (adjustable), hours, minutes, seconds | date, day, month, perpetual calendar, year indicator | Chronograph, countdown, Flyback, Rattrapante | alarm | chronometer, power reserve indicator
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 Cockpit B50 EB501019/C904/176E

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

The Cockpit B50 EB501019/C904/176E, seen from the bench

The Cockpit B50 is equipped with the Breitling B50 calibre, a SuperQuartz quartz movement with chronograph, flyback and split-seconds functions. The watch features a perpetual calendar with date, day, month and year indication, as well as an adjustable 24-hour hand. The case has 24mm lugs.

Frequently asked questions

What is the exact lug width of the Breitling Cockpit B50 EB501019/C904/176E?

The Breitling Cockpit B50 EB501019/C904/176E features a 24-millimetre lug width. This measurement is taken between the centres of the case attachment pins. A 24mm lug width is proportionally matched to the 46mm case diameter, ensuring visual balance and correct weight distribution on the wrist.

Which strap is most suitable for the Breitling Cockpit B50 EB501019/C904/176E?

For the Cockpit B50, recommended straps include chocolate brown alligator (vegetable-tanned), black or cognac shell cordovan, dark-toned calf grain leather, or black rubber deployantes for intensive use. Alligator maintains aviation elegance; shell cordovan offers historical character; calf grain provides daily practicality; rubber ensures durability in humid environments.

How do you change the strap on the Breitling Cockpit B50 EB501019/C904/176E?

The strap is changed using a spring bar removal tool. Locate the small lateral holes on the case lugs, insert the tool to compress the spring bar, and slide the strap upwards. Proceed carefully to avoid damage to the attachment points. After removal, align the new strap's spring bars with the holes and allow the spring bar to snap into position.

Can I use aftermarket-compatible straps on my Cockpit B50 EB501019/C904/176E?

Yes, any strap with a 24mm lug width is compatible with the Cockpit B50. Artisanal aftermarket straps in natural leather, rubber, or textile (24mm) fit perfectly. Ensure the strap has been specifically constructed for a 24mm lug width to guarantee correct and stable fitment.

What is the average lifespan of a leather strap on the Breitling Cockpit B50?

A high-quality leather strap (alligator, shell cordovan, vegetable-tanned calf) lasts an average of 3–5 years with moderate daily use. Durability depends on intensity of use, climatic conditions, and maintenance routines. Rubber or textile straps resist longer in humid environments. Strap regeneration or replacement is recommended every 18–24 months for straps subjected to continuous stress.

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