Breitling · Top Time

Strap for Premier Top Time Ford Mustang

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter42 mm
ReferenceA253101A1L1X1
FamilyTop Time
MovementBreitling caliber Caliber 25 Hours, Minutes, Small Seconds | Date | Chronograph
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

The Top Time A253101A1L1X1, seen from the bench

The Top Time represents Breitling's collection of sporty chronographs, equipped with the Caliber 25 which offers hour, minute, small seconds, date and chronograph functions. The model features 20mm lugs and maintains the technical characteristics typical of the Swiss brand's timepieces. The reference A253101A1L1X1 identifies this specific configuration within the Top Time range.

Frequently asked questions

What is the lug width of the Breitling Top Time A253101A1L1X1?

The Breitling Top Time A253101A1L1X1 has a lug width of 20mm. This is a standard size for sport chronographs in the 42mm case diameter range, offering a wide selection of compatible straps in leather, rubber, and textile materials.

What is the best strap for the Breitling Top Time A253101A1L1X1?

The ideal choice depends on the intended use. For formal occasions, a flat-grain alligator or vegetable-tanned calf leather strap suits the Top Time's heritage aesthetic. For daily or sport use, a ballistic nylon NATO or vulcanised rubber strap in 20mm width provides durability and ease of wear without compromising the watch's character.

How do I change the strap on a Breitling Top Time A253101A1L1X1?

Use a spring bar tool to compress the spring bars within the lugs and release the strap. Remove the buckle side first, then the case side. The process takes only a few minutes and does not require a watchmaker, provided the correct tool is used and care is taken not to scratch the case or lug surfaces.

Are there aftermarket straps compatible with the Breitling Top Time A253101A1L1X1?

Yes. Any strap with a 20mm lug width is technically compatible with the Breitling Top Time A253101A1L1X1, provided the strap end profile suits the lug geometry. Milanostraps.it offers a wide selection of handcrafted 20mm straps, with bespoke options available through the Casati Milano atelier.

How long does a leather strap last on a Breitling Top Time A253101A1L1X1?

Lifespan depends on leather type and usage conditions. A quality vegetable-tanned calf leather strap typically lasts 2 to 4 years with regular wear, developing a natural patina over time. Shell cordovan offers superior longevity due to its dense fibre structure. Avoiding prolonged exposure to moisture and perspiration will significantly extend the strap's service life.

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.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only