Certina · DS Action

Strap for DS Action 40 Quartz Stainless Steel - Yellow Gold / Blue

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

Lug width20 mm
Case diameter40 mm
ReferenceC048.410.22.041.00
FamilyDS Action
MovementETA caliber F06.412 hours, minutes, seconds | date
Year2025
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 DS Action C048.410.22.041.00

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The DS Action C048.410.22.041.00, seen from the bench

The Certina DS Action C048.410.22.041.00 features a 40 mm stainless steel case with a three-body construction and screw-down caseback. It houses an ETA caliber F06.412 automatic movement with manual winding, displaying hours, minutes, seconds, and date. Water resistance reaches 300 meters and power reserve exceeds 38 hours. The watch accepts 20 mm strap lugs, a mid-range width that requires careful aftermarket strap selection while opening access to diverse artisanal solutions.

Frequently asked questions

What is the lug width of the Certina DS Action C048.410.22.041.00?

The lug width of the Certina DS Action C048.410.22.041.00 is 20 millimetres. This is the internal distance between the two spring bars that attach the strap to the case. A 20 mm lug width requires specific straps and is not compatible with standard 18 or 22 mm widths. You can verify this manually by measuring the distance between the two case lugs with a calliper.

Which strap is recommended for the Certina DS Action?

For the Certina DS Action, we recommend alligator in vegetable tanning for maximum formal elegance, chromium-tanned calf leather with medium grain for everyday versatility, NATO in polyamide for sports use, and vulcanised rubber for aquatic environments. Your choice depends on usage: if you rotate between work and sport, calf leather is the best compromise. If you own multiple straps, alligator and NATO expand personalisation options considerably.

How do I change the strap on the Certina DS Action C048.410.22.041.00?

The change is straightforward: position the watch on a soft cloth. Locate the spring bars connecting the strap to the lugs (one on each side). Use a strap removal tool or small flat-head screwdriver to push the spring bar inward from one side until it releases. Once the spring bar is removed, the strap comes free. Repeat on the other side. To install the new strap, align the lateral holes with the lugs and reinsert the spring bars until they lock in place.

Is an aftermarket strap compatible with the Certina DS Action?

Yes, provided it is dimensioned for 20 mm lug width. The case of the C048.410.22.041.00 accepts any strap with 20 mm lug width: leather, rubber, canvas, metal. Always verify specifications before purchase. Artisan quality straps guarantee perfect fit and superior durability compared to mass-market products.

How long does a leather strap last on the Certina DS Action?

A certified quality leather strap (alligator, chromium-tanned calf, vegetable tanning) typically lasts 3–5 years with moderate daily wear. Longevity depends on UV exposure, humidity, wear frequency, and perspiration levels. Chromium-tanned calf develops a protective patina after 6–8 months, increasing resistance. Vulcanised rubber lasts 2–3 years before becoming brittle. NATO polyamide lasts indefinitely, as it is not biodegradable.

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