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TAG Heuer · Formula 1

Strap for TAG Heuer Formula 1 WBY1113.BA0042

The Formula 1 Solargraph 38 Stainless Steel / White / Bracelet takes 19 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

19mm
19 mm strapsAll TAG Heuer
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Lug width19 mm
Case diameter38 mm
ReferenceWBY1113.BA0042
FamilyFormula 1
MovementTAG Heuer caliber TH50-00 Hours, Minutes, Seconds | Date | Chronometer
Year2025
CasePolyamide, Stainless Steel

Spring bar

Swiss Standard universal spring bars

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

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What I'm asked about the TAG Heuer Formula 1 WBY1113.BA0042

What strap size does the TAG Heuer Formula 1 WBY1113.BA0042 take?

The TAG Heuer Formula 1 WBY1113.BA0042 needs 19 mm between the lugs, usually 16 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the TAG Heuer Formula 1 WBY1113.BA0042 be changed?

Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.

Can I put a leather strap on the TAG Heuer Formula 1 WBY1113.BA0042?

Yes, in 19 mm leather. On a 38 mm case a calf strap works every day; if you want something more, alligator.

Which strap do you recommend for the TAG Heuer Formula 1 WBY1113.BA0042?

A 19 mm calf strap, for every day. You'll find it ready in the 19 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

Straps for the Formula 1 WBY1113.BA0042

Selected for the 19 mm lug width

All 19 mm straps →

The Formula 1 WBY1113.BA0042, seen from the bench

The TAG Heuer Formula 1 Solargraph WBY1113.BA0042 is a 38mm stainless steel sports watch with a quartz movement, designed with authentic racing aesthetics. It features a polyamide and stainless steel case combining impact resistance with lightweight construction, characteristic of TAG Heuer's motorsport collection. The dial remains legible in extreme lighting conditions through deliberate contrast design. The watch has a 19mm lug width, which is the critical measurement for strap compatibility and aftermarket strap selection.

Frequently asked questions

What is the best strap for the TAG Heuer Formula 1 WBY1113.BA0042?

The optimal strap choice depends on intended use. Alligator leather—natural or dyed—delivers formal elegance with racing credentials; vegetable-tanned calf offers natural grip and colour evolution over time; NATO strap in technical canvas authentically references motorsport heritage. All materials must be confirmed as 19mm lug width compatible.

Is an aftermarket strap compatible with the TAG Heuer Formula 1 WBY1113.BA0042?

Yes, provided the lug width is confirmed at 19mm. Any artisanal strap with this specification is compatible with the WBY1113.BA0042. Final quality depends on material selection—alligator, calf, canvas—and construction precision. milanostraps.it stocks 19mm straps tested for compatibility with this model.

What is the lifespan of a leather strap on the TAG Heuer Formula 1 WBY1113.BA0042?

Lifespan depends on leather quality and maintenance. A vegetable-tanned alligator strap lasts 5-8 years with daily wear; premium calf resists 4-6 years. Regular maintenance—gentle cleaning, thorough drying, annual conditioning—significantly extends usable life. Atelier Casati Milano provides 18-month warranty on all bespoke artisanal 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.

Request an appointment →

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

The atelier's website: casatimilano.com