TAG Heuer · Aquaracer

Strap for Aquaracer 300M Calibre 5 40.5 Stainless Steel / Grey / 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 diameter41 mm
ReferenceWAY2113.BA0910 (aka: WAY2113BA0910, WAY2113)
FamilyAquaracer
MovementTAG Heuer caliber 5 hours, minutes, seconds | date
Year2014
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 Aquaracer WAY2113.BA0910 (aka: WAY2113BA0910, WAY2113)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Aquaracer WAY2113.BA0910 (aka: WAY2113BA0910, WAY2113), seen from the bench

The TAG Heuer Aquaracer WAY2113.BA0910 is equipped with the automatic Calibre 5 movement, featuring hour, minute, second, and date indications. The Aquaracer collection represents the brand's professional diving line. The movement offers the essential functions for daily and sports use.

Frequently asked questions

What lug width is compatible with the TAG Heuer Aquaracer WAY2113.BA0910?

The TAG Heuer Aquaracer WAY2113.BA0910 features a 20-millimetre lug width. This dimension is standard across the Aquaracer collection and has been ergonomically proportioned to ensure comfortable rotation around the wrist and maintain visual balance between the case and strap. When purchasing an aftermarket strap, always verify the width is 20 mm to avoid mounting incompatibilities.

Which strap material is most suitable for the TAG Heuer Aquaracer WAY2113.BA0910?

For the WAY2113.BA0910, alligator straps are recommended for formal elegance, vegetable-tanned leather for developing natural patina over time, natural rubber for intensive aquatic environments, or canvas for a sporty-elegant compromise. Your choice should reflect the watch's technical diving heritage: avoid rigid synthetics and opt for materials that breathe and adapt to your wrist with daily use.

How do you change the strap on a TAG Heuer Aquaracer WAY2113.BA0910?

Strap changes are performed via the lateral lugs of the case. Using a specialised tool (spring bar remover or extraction pin), gently extract the pin holding the original strap without forcing, to avoid case scratching. Remove the old strap and insert the new one, ensuring the ends align perfectly with the lug seats. Reinsert the pin until you feel a slight click: it should not be tightened to maximum, as this causes strap wear.

Can you fit an aftermarket strap on this model and what are the advantages?

Yes, the WAY2113.BA0910 accepts quality aftermarket straps at 20 mm width. Advantages are considerable: aesthetic personalisation without compromise, access to premium materials (exceptional alligator, vegetable-tanned leathers, vulcanised rubbers), freedom of colour selection according to your taste, and seasonal rotation between multiple straps that extend the watch's lifespan by distributing wear. A bespoke artisanal strap guarantees superior fit compared to the original factory strap.

How long does a leather strap last on a TAG Heuer Aquaracer WAY2113.BA0910?

Leather strap durability depends on tanning quality, frequency of use, and environmental exposure. Premium alligator with vegetable tanning can last 3–5 years of daily wear with proper maintenance; standard calf lasts 2–3 years; inferior synthetic leathers degrade within 12–18 months. Regular water or sun exposure reduces these timescales significantly. Artisanal straps in vegetable tanning often extend beyond standard periods with simple maintenance and reconditioning interventions.

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