Technical Archive

Breitling
Chronomat B01 41 CB014012G713428X— lug 20mm

Breitling Chronomat B01 41 CB014012G713428X: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Chronomat 41

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Breitling CB014012G713428X
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

CB014012G713428X

Movement

Breitling caliber Caliber B01 Hours, Minutes, Small Seconds | Date | Chronograph, Column wheel | Chronometer

The Heritage

The Chronomat 41 is a chronograph watch born in 1984 for professional pilots, featuring a robust steel and rose gold case with a 41 mm diameter and a rotating bezel with rider tabs. Powered by the Breitling B01 in-house mechanical movement with column wheel chronograph mechanism, it delivers precision certified by COSC (−4/+6 seconds per day). The model CB014012G713428X has a 20 mm lug width and integrates hours, minutes, small seconds, and date on the dial, maintaining the technical tool-watch philosophy of its aeronautical heritage.

FAQ

What is the lug width of the Breitling Chronomat B01 41 CB014012G713428X?

The lug width of the Breitling Chronomat B01 41 CB014012G713428X is 20 mm. This measurement is taken with a digital calliper between the two inner lugs of the case and is the key parameter for selecting any compatible aftermarket strap.

What is the best strap for the Breitling Chronomat B01 41 in steel and rose gold?

For the two-tone steel and rose gold variant, the most coherent options are vegetable-tanned alligator in cognac or burgundy tones, which complement the warm reflections of the rose gold, and grained calf leather in tobacco or dark brown. For intensive sporting use, a vulcanised rubber strap with a rose gold PVD buckle maintains the chromatic harmony of the case.

How do I change the strap on the Breitling Chronomat B01 41?

Strap removal is performed using a fine-tipped spring bar tool inserted into the lug slot to compress the spring bars. The Chronomat B01 41 lugs curve slightly downward: it is advisable to work on a soft surface to protect the bezel and case. For a first-time replacement, it is recommended to consult a qualified watchmaker or the Casati Milano atelier.

Are there aftermarket straps compatible with the Breitling Chronomat B01 41 CB014012G713428X?

Yes. Any strap with a standard 20 mm attachment is technically compatible. milanostraps.it offers a selection of handcrafted 20 mm straps in leather, rubber and nylon specifically curated for geometry and finish. For a bespoke result, the Casati Milano atelier produces custom straps with personal leather selection.

How long does a leather strap last on a Breitling Chronomat B01 41?

Longevity depends on leather type, maintenance and frequency of use. A quality alligator strap with vegetable tanning, kept away from prolonged perspiration and moisture, can last between 3 and 5 years with regular wear. Calf leather typically lasts 2 to 3 years. Casati Milano straps carry an 18-month warranty against manufacturing defects.