TAG Heuer · Formula 1

Strap for Formula 1 Calibre 6 43 Stainless Steel / Blue / 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 diameter43 mm
ReferenceWAZ2014.BA0842
FamilyFormula 1
MovementTAG Heuer caliber 6 hours, minutes, small seconds | date
CaseStainless 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 Formula 1 WAZ2014.BA0842

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Formula 1 WAZ2014.BA0842, seen from the bench

The Formula 1 represents TAG Heuer's sports collection dedicated to the world of motorsports. The WAZ2014.BA0842 reference mounts the automatic caliber 6 with hour, minute, small seconds and date indication. The movement offers essential functions for daily use with mechanical reliability.

Frequently asked questions

What is the lug width of the TAG Heuer Formula 1 WAZ2014.BA0842?

The lug width of the WAZ2014.BA0842 is 20mm. This measurement represents the free distance between the two spring bar attachments on the case, excluding the spring itself. It is essential to respect this specification to ensure correct strap attachment and prevent mechanical play or accelerated wear.

Which strap is most suitable for the TAG Heuer Formula 1 WAZ2014.BA0842?

The best strap choice depends on usage: black or dark brown alligator maintains the technical and sporty character; vegetable-tanned leather offers softness and natural ageing; NATO straps in nylon combine durability and minimalism; FKM rubber provides maximum functionality in aquatic environments. The choice should dialogue with the stainless steel case and the racing spirit of the dial.

How do I change the strap on the TAG Heuer Formula 1 WAZ2014.BA0842?

The WAZ2014.BA0842 uses standard spring bars. To change: gently lift the spring with a spring bar tool, extract the spring from the case holes, remove the worn strap, position the new strap by aligning its holes, and reinsert the spring until it clicks into place. A simple operation that can be performed at home or by a professional.

Can I use an aftermarket compatible strap on this watch?

Yes, with proper attention. Aftermarket 20mm straps are fully compatible with the WAZ2014.BA0842, provided they respect the lug width specification. Artisanal straps of superior quality, crafted with premium leathers or bespoke techniques, often enhance the aesthetic and tactile experience compared to original straps whilst maintaining full mechanical reliability.

How long does a leather strap last on a watch like the TAG Heuer Formula 1 WAZ2014.BA0842?

Durability depends on usage and material. A high-quality alligator or leather strap, worn daily, lasts 3-5 years before requiring maintenance or replacement; vegetable-tanned leather develops natural patina but remains functional. NATO nylon straps last 5-7 years; FKM rubber 4-6 years. Regular maintenance, including cleaning and leather conditioning, significantly extends useful 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.

Request an appointment →

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