Breitling · Cockpit B50

Strap for Cockpit B50 Night Mission / Green MOP / 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
ReferenceVB5010D3/L530/176V
FamilyCockpit B50
MovementBreitling caliber Caliber B50 Additional 24 Hour 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 VB5010D3/L530/176V

Selected for the 24 mm lug width · workshop selection

All 24 mm straps →

Frequently asked questions

What is the lug width of the Breitling Cockpit B50 VB5010D3/L530/176V?

The lug width of the Breitling Cockpit B50 VB5010D3/L530/176V is 24 mm. This measurement should be taken with a vernier calliper between the inner walls of the lower lugs, at the springbar insertion point. It is a non-standard dimension in the high-end sports watch market, adopted by Breitling to ensure visual proportionality with the 46 mm titanium case.

What is the best strap for the Breitling Cockpit B50 VB5010D3/L530/176V?

For the Cockpit B50, the materials most coherent with the technical aesthetics of the titanium case are: vegetable-tanned alligator in a matt finish for a dress-sport pairing, shell cordovan for understated pilot elegance, rubber with a grid texture for intensive use or humid environments, and ballistic nylon NATO for maximum operational practicality. A brushed titanium deployant clasp completes the material coherence of any pairing.

How do I change the strap on the Breitling Cockpit B50?

The strap is replaced by removing the springbars that connect it to the case lugs. A dual-tip springbar tool is required to compress the spring-loaded ends without scratching the titanium surfaces. It is advisable to work on a soft surface and to replace the springbars every two or three strap changes to ensure continued mechanical integrity.

Are there aftermarket straps compatible with the Breitling Cockpit B50 VB5010D3/L530/176V?

Yes. Any strap with a 24 mm attachment is technically compatible with the Breitling Cockpit B50 VB5010D3/L530/176V, provided the springbar gauge and lug attachment profile are suited to the lug geometry. Casati Milano produces bespoke handcrafted straps for this reference, with flat or tapered attachments and reinforced steel springbars included.

How long does a leather strap last on a Breitling Cockpit B50?

The longevity of a leather strap depends on hide quality, finishing, and usage conditions. A high-grade vegetable-tanned alligator strap, properly cared for and stored away from direct heat and moisture, maintains structural and aesthetic integrity for 3 to 5 years. Shell cordovan, owing to its dense fibre structure and compact surface, tends to last longer. Casati Milano offers an 18-month guarantee 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