TAG Heuer · Carrera

Strap for Carrera Calibre Heuer 01 43 Stainless Steel / Brown Ceramic / Alligator

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

Lug width20 mm
Case diameter43 mm
ReferenceCAR201U.FC6405
FamilyCarrera
MovementTAG Heuer caliber Heuer 01 hours, minutes, small seconds | date | Chronograph, column wheel
Year2017
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 CAR201U.FC6405

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Carrera CAR201U.FC6405, seen from the bench

The Carrera CAR201U.FC6405 is equipped with the automatic Heuer 01 caliber with a column-wheel chronograph function. The movement provides indications for hours, minutes, small seconds, and date, as well as chronograph time measurements. The Carrera collection was launched by TAG Heuer in 1963 as a line dedicated to motorsports.

Frequently asked questions

What is the lug width of the TAG Heuer Carrera CAR201U.FC6405?

The lug width (strap attachment width) of the TAG Heuer Carrera CAR201U.FC6405 is 20mm. This measurement represents the internal distance between the two lugs (pins) on which the strap is mounted. It is essential to verify this measurement before ordering an aftermarket strap, as even minor variations will prevent proper installation.

What is the best strap for the TAG Heuer Carrera CAR201U.FC6405?

The optimal strap choice depends on intended usage. For refined sportiness, vegetable-tanned black alligator provides natural patina development and premium texture. For robustness and daily wear, tanned calf or technical rubber guarantee durability. For versatility, NATO cotton straps enable rapid interchange whilst maintaining racing character.

How do you change the strap on this TAG Heuer?

To change the strap, use a dedicated strap removal tool or small flathead screwdriver. Position the tool beneath the lug and apply gentle pressure to slide the pin sideways, then lift the strap away. Repeat on the opposite side. During this procedure, protect the case with a cloth to prevent accidental scratches on the ceramic surfaces.

Are aftermarket straps compatible with the CAR201U.FC6405?

Yes, provided the lug width is precisely 20mm. Artisanal straps from specialised manufacturers fit perfectly whilst maintaining correct aesthetic proportions relative to the case diameter. Select suppliers offering premium construction quality and product warranties for optimal results.

How long will a natural leather strap last on this timepiece?

A quality leather strap (alligatore, calf, shell cordovan) typically lasts 3–7 years with daily wear, assuming regular maintenance. Prolonged exposure to humidity, direct sunlight, and perspiration reduces durability. Vegetable tanning develops natural patina that extends the perceived longevity. Premium manufacturers typically guarantee 18 months against manufacturing defects.

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.

Request an appointment →

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