TAG Heuer · Carrera

Strap for Carrera Calibre Heuer 02 44 Stainless Steel / Green / Bracelet

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

Lug width20 mm
Case diameter44 mm
ReferenceCBN2A1N.BA0643
FamilyCarrera
MovementTAG Heuer caliber Heuer 02 hours, minutes, small seconds | date | Chronograph, column wheel
Year2023
CaseCeramic, Stainless Steel

Spring bar

Swiss Standard universal spring bars

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

Straps for the Carrera CBN2A1N.BA0643

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Carrera CBN2A1N.BA0643, seen from the bench

The Carrera was introduced by TAG Heuer in 1963 as a chronograph dedicated to the world of motor racing. The reference CBN2A1N.BA0643 features the in-house Heuer 02 automatic caliber with hour, minute, small seconds, date and column-wheel chronograph functions. The movement provides time indication with chronograph counters and date display.

Frequently asked questions

What is the lug width of the TAG Heuer Carrera CBN2A1N.BA0643?

The lug width of the TAG Heuer Carrera CBN2A1N.BA0643 is 20mm. This measurement represents the linear distance between the two lugs (pins) positioned at the ends of the case and is compatible with the entire range of certified aftermarket straps designed for this width.

What is the best strap for the TAG Heuer Carrera CBN2A1N.BA0643?

The best strap depends on your usage and aesthetic preferences. For luxury sportiness, we recommend vegetable-tanned alligator with contrast stitching. For authentic racing character, a grey or black canvas NATO. For maximum daily comfort, soft vegetable-tanned leather. Casati Milano atelier offers custom solutions tailored to your needs.

How do you change the strap on a TAG Heuer Carrera CBN2A1N.BA0643?

The process requires a dedicated tool (spring bar tool) to compress the pins on both sides of the case and extract the previous strap. Position the new strap by aligning the attachment holes with the pins and release gradually. Verify visual alignment between case and strap before wearing. If inexperienced, consult a professional: Casati Milano offers installation services.

Are aftermarket straps compatible with the TAG Heuer Carrera CBN2A1N.BA0643?

Yes, all straps with a 20mm lug width are compatible. Verify that the strap is designed for sports watches with a diameter exceeding 42mm, as the 44mm case requires appropriate proportions to avoid visual imbalance. Milano Straps' artisanal straps guarantee certified compatibility.

How long does a leather strap last on a TAG Heuer Carrera?

A premium leather strap with vegetable or alligator tanning typically lasts 3-5 years with daily use, varying based on humidity, sun exposure, and care. Vegetable-tanned leather develops a patina that increases its aesthetic value. Casati Milano warrants its straps for 18 months and offers regeneration and restoration services for aged leather.

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