Technical Archive

Breitling
Chronomat B01 41 CB0140AABA53728P— lug 20mm

Breitling Chronomat B01 41 CB0140AABA53728P: 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 CB0140AABA53728P
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

CB0140AABA53728P

Movement

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

The Heritage

The Chronomat B01 41 represents the modern evolution of Breitling's Chronomat collection. It is equipped with the B01 manufacture caliber with column-wheel chronograph function and chronometer certification. The 41mm case features indications for hours, minutes, small seconds and date.

FAQ

What is the lug width of the Breitling Chronomat B01 41 CB0140AABA53728P?

The lug width of the Breitling Chronomat B01 41 CB0140AABA53728P is 20 mm. This measurement is taken between the two lugs using a millimetre calliper, at the upper flange where the strap is inserted. Respecting this measurement is essential to ensure a correct fit and avoid lateral play.

What is the best strap for the Breitling Chronomat B01 41 CB0140AABA53728P?

The ideal choice depends on the intended use. For formal occasions, an alligator strap with vegetable tanning in cognac or bordeaux tones complements the two-tone steel and rose gold case. For everyday versatility, a smooth calf strap in dark grey is a balanced option. Those who favour a sporting aesthetic may prefer a rubber strap or technical NATO, in keeping with the Chronomat's aviation heritage.

How do you change the strap on a Breitling Chronomat B01 41?

The strap on the Breitling Chronomat B01 41 is replaced using a fine-tipped spring bar tool. Insert the tool into the slot on the lug side, compress the spring bar and slide the strap free. The process is fully reversible and does not require a watchmaker; it is advisable to work on a soft surface to avoid scratching the case.

Are there aftermarket straps compatible with the Breitling Chronomat B01 41 CB0140AABA53728P?

Yes. Any strap with a 20 mm attachment and standard spring bars is technically compatible with the Breitling Chronomat B01 41 CB0140AABA53728P. Milano Straps offers a curated selection of handcrafted 20 mm straps in alligator, calf, shell cordovan and rubber, with stitching and finishing chosen to complement the two-tone steel and rose gold case.

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

The lifespan of a leather strap depends on material quality, frequency of use and maintenance. A high-quality alligator or shell cordovan strap, properly conditioned and kept away from excessive moisture and perspiration, can last between three and five years with regular wear. Standard calf leather typically lasts two to three years. Storing unused straps in a dry environment away from direct light considerably extends the material's life.