Technical Archive

Breitling
Top Time AB01765A1B1A1— lug 20mm

Breitling Top Time AB01765A1B1A1: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Top Time B01 Deus / Mesh

Artisanal Note

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

Technical Specifications

Breitling AB01765A1B1A1
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

AB01765A1B1A1

Movement

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

The Heritage

The Breitling Top Time B01 Deus (ref. AB01765A1B1A1) is a 41mm stainless steel chronograph featuring a panda dial with applied indices and baton hands. Powered by the in-house Breitling Caliber B01, an automatic column-wheel chronograph with COSC certification and approximately 70 hours of power reserve, it combines vintage sports aesthetics with contemporary proportions. The 20mm lug width accommodates a versatile range of aftermarket straps.

FAQ

What is the lug width of the Breitling Top Time AB01765A1B1A1?

The lug width of the Breitling Top Time AB01765A1B1A1 is 20mm. This measurement is taken internally between the two lugs at the point where they meet the case, and is the correct dimension to use when selecting any compatible replacement strap.

What is the best strap for the Breitling Top Time AB01765A1B1A1?

The most suitable straps for the Breitling Top Time are: alligator leather in tobacco or cognac tones for an elegant vintage register, shell cordovan for those who appreciate a developing patina over time, vulcanised rubber for everyday sporting use, and a NATO strap in nylon or leather for a look that is philologically consistent with the model's 1960s aesthetic.

How do I change the strap on the Breitling Top Time AB01765A1B1A1?

The strap is replaced using a fine-tipped or lever-type spring bar tool, inserted into the lateral slot of the spring bar securing the strap to the lug. Compress the spring bar and slide the strap out. The procedure does not require opening the case and can be completed in a few minutes with the correct tool. It is advisable to work on a soft surface to avoid scratching the case.

Is there an aftermarket strap compatible with the Breitling Top Time AB01765A1B1A1?

Yes, any strap with a 20mm attachment is compatible with the Breitling Top Time AB01765A1B1A1. The aftermarket offers a wide selection: handcrafted leather, rubber, nylon and exotic material straps. Milanostraps.it stocks a range of artisanally crafted 20mm straps compatible with this reference.

How long does a leather strap last on a Breitling Top Time?

The lifespan of a leather strap depends on the quality of the tanning and daily use. A first-grade vegetable-tanned strap, worn daily and periodically treated with nourishing cream, typically lasts between 2 and 5 years. Frequent exposure to water and perspiration accelerates deterioration; in such contexts, alternating with a rubber or NATO strap is recommended.