Breitling
Chronomat Evolution B1335611/C646— lug 20mm
Breitling Chronomat Evolution B1335611/C646: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.
Artisanal Note
"This model requires a precise 20mm lug width to preserve the original sartorial balance."
Technical Specifications
Breitling B1335611/C646The essential strap measurement.
Browse 20mm straps →B1335611/C646
Breitling caliber Caliber 13 Hours, Minutes, Small Seconds | Date | Chronograph
The Heritage
Compatible Straps
Selected for the 20mm lug width of the Chronomat Evolution
FAQ
What is the lug width of the Breitling Chronomat Evolution B1335611/C646?
The lug width of the Breitling Chronomat Evolution B1335611/C646 is 20mm. This measurement is taken internally between the two lugs of the case using a digital calliper, and represents the exact reference for selecting a compatible strap.
What is the best strap for the Breitling Chronomat Evolution B1335611/C646?
For the two-tone steel and yellow gold Chronomat Evolution, an alligator strap with vegetable tanning in tobacco or dark brown is the most harmonious choice: the bombé grain complements the case geometry and tempers the sporty character with a sartorial note. Black smooth calfskin or a NATO strap are strong alternatives for more active settings.
How do you change the strap on the Breitling Chronomat Evolution?
The strap is replaced by removing the spring bars connecting it to the case lugs. A spring bar tool is used to compress the pins and slide the strap free without risking scratches to the case. The operation takes approximately two minutes and does not require watchmaker intervention.
Are there aftermarket straps compatible with the Breitling Chronomat Evolution B1335611/C646?
Yes. Any strap with a 20mm lug width and standard spring bar fitting is compatible with the Chronomat Evolution B1335611/C646. Milanostraps.it offers a curated selection of handcrafted 20mm straps in various materials, available bespoke or ready for immediate dispatch.
How long does a leather strap last on a Breitling Chronomat Evolution?
The lifespan of a leather strap depends on the material and frequency of use. A quality vegetable-tanned alligator strap, with regular maintenance (cleaning and conditioning), typically lasts between three and five years with daily wear. Calfskin straps have a shorter cycle but are more economical to replace. Casati Milano straps include an 18-month warranty against manufacturing defects.