Breitling · Top Time

Strap for Premier Top Time Chevrolet Corvette

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
ReferenceA25310241K1X1
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 A25310241K1X1, seen from the bench

The Top Time represents the modern reissue of a 1960s Breitling model. It is equipped with the Caliber 25 with functions of hours, minutes, small seconds, date and chronograph. The lugs measure 20mm in width.

Frequently asked questions

What is the lug width of the Breitling Top Time A25310241K1X1?

The lug width of the Breitling Top Time A25310241K1X1 is 20mm. This measurement is taken internally between the two lugs using a digital calliper and determines the correct strap width at the top end, where it interfaces with the case.

What is the best strap for the Breitling Top Time A25310241K1X1?

For the Breitling Top Time A25310241K1X1, a fine-grained vegetable-tanned calf leather strap is the most versatile option, suitable for both daily wear and semi-formal occasions. For a more sporting register, vulcanised rubber or a densely woven nylon NATO strap are functional choices consistent with the model's tool-watch heritage. Alligator leather suits those seeking a more formally distinguished pairing.

How do you change the strap on the Breitling Top Time A25310241K1X1?

The strap on the Breitling Top Time A25310241K1X1 is secured to the lugs by spring bars. Using a fine-tipped springbar tool, compress the ends of the spring bar to release it from the lug slots. No professional tools are required, though it is advisable to work on a soft surface to protect the case and lugs from scratches during the procedure.

Are there aftermarket straps compatible with the Breitling Top Time A25310241K1X1?

Yes, the Breitling Top Time A25310241K1X1 features a standard 20mm lug width, compatible with the vast majority of quality aftermarket straps. Milanostraps.it offers a curated selection of handcrafted Italian straps in 20mm, produced with premium materials and designed for direct fitting without any modification.

How long does a leather strap last on the Breitling Top Time A25310241K1X1?

The lifespan of a leather strap on the Breitling Top Time A25310241K1X1 depends on the material, tanning method and frequency of use. A quality vegetable-tanned calf leather strap worn daily with standard care typically lasts between 18 and 36 months. Shell cordovan and alligator straps, owing to the density of their fibres and natural resilience, can last considerably longer when treated with appropriate conditioning products and rotated with other straps.

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