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TAG Heuer · Aquaracer

Strap for Aquaracer 300M Calibre 5 40.5 Stainless Steel / Black / Rubber

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

Lug width

20mm
20 mm strapsAll TAG Heuer
Lug width20 mm
Case diameter41 mm
ReferenceWAY2110.FT8021 (aka: WAY2110FT8021, WAY2110)
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

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Straps for the Aquaracer WAY2110.FT8021 (aka: WAY2110FT8021, WAY2110)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Aquaracer WAY2110.FT8021 (aka: WAY2110FT8021, WAY2110), seen from the bench

The TAG Heuer Aquaracer WAY2110.FT8021 is a 40.5mm stainless steel sports watch featuring the automatic TAG Heuer Calibre 5 movement operating at 28,800 vph. The model includes a unidirectional rotating bezel, scratch-resistant sapphire crystal, and a screw-down crown for water resistance to 300m. The 20mm lug width accommodates standard aftermarket straps, while the integrated bracelet maintains visual continuity from case to wrist.

Frequently asked questions

What is the lug width of the TAG Heuer Aquaracer WAY2110.FT8021?

The lug width is 20mm. This specification is essential for compatibility with any aftermarket strap. Measure from the inner base of one lug to the other, perpendicular to the case plane, using a digital calliper: the result must be 20.00 ± 0.2mm.

What is the best strap for the TAG Heuer Aquaracer WAY2110.FT8021?

Selection depends on intended use and aesthetic preference. Alligator leather (belly cut) is the most versatile choice: fine grain, patina that evolves with time, suitable for both sporting and formal contexts. Shell cordovan offers a more refined character with a patina that develops gradually. For practicality and water resistance, vegetable-tanned calf leather provides the intelligent compromise. For genuine underwater use, a NATO strap or FKM rubber strap is the most functional choice.

How do I change the strap on my TAG Heuer Aquaracer WAY2110.FT8021?

The TAG Heuer Aquaracer WAY2110.FT8021 features standard spring bar lugs. Using a spring bar tool or small screwdriver, insert the blade into the lateral hole of the lug to compress the internal spring and release the pin. Remove the old strap, align and insert the new strap, and release the spring. Verify that the pins are fully seated.

Is an aftermarket strap compatible with my TAG Heuer Aquaracer WAY2110.FT8021?

A strap is compatible if it has a 20mm lug width. Verify with a digital calliper that the internal lug width of the candidate strap is 20.00 ± 0.2mm. Do not confuse this with buckle thickness or total strap length: lug width is the sole relevant parameter. Straps with <a href="https://milanostraps.it/collections/cinturini-orologi-per-misura-ansa-20mm">20mm lug width</a> from Milano Straps are tested for the WAY2110.

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

The lifespan of a leather strap depends on material and usage pattern. A quality artisanal alligator or calf strap, with ordinary maintenance (drying after water contact, avoiding excessively humid environments), retains structural integrity for 4-7 years. Shell cordovan can last longer, reaching a decade with proper care. An FKM rubber strap has an estimated lifespan of 3-4 years before elasticity loss. Milano Straps guarantees 18 months on bespoke straps crafted at the Casati Milano atelier.

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