Breitling · Cockpit B50
Strap for Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1
The Cockpit B50 Titanium / Blue / Military / Pin takes 24 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Cockpit B50 EB501019/C904/100W/A20BASA.1
Selected for the 24 mm lug width · workshop selection
Matte Blue Alligator Strap€195
Millenium Cognac Alligator Strap€195
Vintage Black Calfskin Leather Strap€80
Hammered Calfskin Strap Light Blue€98
Hammered Calfskin Strap Light Blue€98
What I'm asked about the Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1
What strap size does the Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1 take?
The Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1 needs 24 mm between the lugs, usually 20 mm at the buckle. It's the size I've been fitting on it for years.
Can the strap on the Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1 be changed?
Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.
Can I put a leather strap on the Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1?
Yes, in 24 mm leather. On a 46 mm case a calf strap works every day; if you want something more, alligator.
Which strap do you recommend for the Breitling Cockpit B50 EB501019/C904/100W/A20BASA.1?
A 24 mm calf strap, for every day. You'll find it ready in the 24 mm collection. If you'd rather have something built on your wrist, the Casati atelier.
The Cockpit B50 EB501019/C904/100W/A20BASA.1, seen from the bench
Frequently asked questions
What is the best strap for the Breitling Cockpit B50?
The best strap depends on your usage and aesthetic preferences. For formal elegance, genuine alligator (navy blue or dark grey) creates harmonious proportions with the titanium case. For daily versatility, Italian calf leather with vegetable tanning offers tactile comfort and naturally evolving patina. For intense sports or marine use, FKM Fluorocarbon rubber ensures salt-water resistance and flexibility at extreme temperatures. Military NATO remains the most economical and practical choice for those changing straps frequently.
Is an aftermarket strap compatible with the Cockpit B50 EB501019?
Yes, any aftermarket strap with a 24mm lug width is compatible with the Cockpit B50 EB501019/C904/100W/A20BASA.1, provided the internal width is genuinely 24 millimetres. Avoid purchasing 20mm or 22mm straps: although they might physically appear "compressible", they would damage the spring bars and compromise the case's structural integrity. Milano Straps offers online artisanal 24mm straps in alligator, calf, rubber and fabric, customisable in measurements and stitching.
How long does a leather strap last on the Cockpit B50?
The lifespan of a leather strap depends on material, tanning method and usage. A quality alligator or calf, worn regularly but not exposed to excessive moisture, typically lasts 3–5 years in good aesthetic and structural condition. Factors accelerating wear: prolonged direct sunlight exposure, intense body perspiration, repeated fresh-water contact, aggressive detergent contact. Vegetable-tanned leather evolves aesthetically (patina) but becomes more delicate over time. An FKM rubber, by comparison, withstands 7–10 years under sports-use conditions. We recommend seasonal rotation of straps to extend overall longevity.
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.
Request an appointment →Casati Milano · Via XX Settembre 15, Milan · by appointment only
The atelier's website: casatimilano.com
