Breitling · Cockpit

Strap for Cockpit 2008

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
ReferenceC4935011H540
FamilyCockpit
MovementBreitling caliber Caliber 49 Hours, Minutes, Seconds | Big Date
CaseYellow Gold, Stainless Steel

Spring bar

Swiss Standard universal spring bars

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

The Cockpit C4935011H540, seen from the bench

The Breitling Cockpit reference C4935011H540 features the Breitling 49 caliber with hours, minutes, seconds and large date indication. The watch has 20mm lugs and a display with a large date window. The movement offers the essential watchmaking functions with particular emphasis on the readability of the date.

Frequently asked questions

What is the lug width of the Breitling Cockpit C4935011H540?

The Breitling Cockpit C4935011H540 has a lug width of 20mm. This measurement should be taken with a millimetre calliper between the two lugs, flush against the case. Any strap with a 20mm attachment is compatible with this reference.

What is the best strap for the Breitling Cockpit C4935011H540?

Given the bi-colour yellow gold and stainless steel case of the Cockpit C4935011H540, a hornback or caiman alligator leather strap in tobacco brown or black with a polished finish provides the most coherent aesthetic pairing. Shell cordovan in bordeaux or cognac is an equally refined option, developing a noble patina over time.

How do I change the strap on the Breitling Cockpit C4935011H540?

The strap on the Cockpit C4935011H540 is replaced using a fine-tipped spring bar tool to compress the spring bar housed within the lug. It is advisable to work on a soft surface to protect the case and lugs from scratches. If in doubt, a watchmaker or specialist atelier can perform the swap in a matter of minutes.

Are there aftermarket straps compatible with the Breitling Cockpit C4935011H540?

Yes. Any standard 20mm strap is compatible with the Cockpit C4935011H540. Milano Straps offers a curated selection of handcrafted straps in alligator, shell cordovan, vegetable-tanned leather and technical materials, all fitted with stainless steel spring bars in the 20mm size.

How long does a leather strap last on a Breitling Cockpit C4935011H540?

Longevity depends on the material and daily use. A quality alligator strap, properly maintained with leather conditioner and kept dry, can last between three and seven years. Shell cordovan tends to outlast standard leathers thanks to its dense fibre structure. Vegetable-tanned straps develop character over time but require protection from moisture. A deployant clasp significantly extends strap life by reducing stress at the buckle point.

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