Certina · C-Sport

Strap for C-Sport Stainless Steel / Bue / 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 diameter40 mm
ReferenceC260.7198.42.56
FamilyC-Sport
MovementETA caliber F06.111 Hours, Minutes, 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 C-Sport C260.7198.42.56

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The C-Sport C260.7198.42.56, seen from the bench

The Certina C-Sport C260.7198.42.56 is a modern sports-utility watch featuring a 40mm stainless steel case with a satin finish. It houses the ETA F06.111 quartz movement, which provides hours, minutes, seconds, and a date window at 3 o'clock. The watch has a 20mm lug width, positioned between traditional sport (18mm) and elegant (22mm) dimensions, requiring precise strap compatibility. The stainless steel construction ensures corrosion resistance in marine environments.

Frequently asked questions

What is the lug width of the Certina C-Sport C260.7198.42.56?

The lug width of the C260.7198.42.56 is precisely 20 millimetres. This intermediate measure requires careful attention when selecting aftermarket straps, as even minor thickness variations affect fit. To verify accuracy, measure the internal space between the lugs using a digital calliper.

Which strap is most suitable for the Certina C-Sport C260.7198.42.56?

The ideal strap depends on intended use. For daily elegance, we recommend alligator or vegetable-tanned calf leather in cognac brown or black tones. For sporting and aquatic activities, FKM rubber provides superior resistance. NATO nylon offers practical versatility. Casati Milano personalises each proposal according to your style.

How do you replace the strap on a watch with 20mm lugs?

Strap replacement requires a spring bar tool (the bi-wire spring securing the strap to the lugs). Insert the tool blade into the upper passant hole, push gently until releasing the spring, and extract the strap. Repeat at the lower passant. For new strap installation, position one end in the lower lug, then lower the upper spring into the opposite hole.

Does a compatible 20mm strap from another manufacturer work correctly on the C260.7198.42.56?

Theoretically yes, provided the lug is precisely 20mm and thickness does not exceed 1.5mm. However, we recommend caution with generic straps as construction accuracy varies significantly. MilanoStraps offers artisanal straps tested and developed specifically for this measure, guaranteeing optimal proportions and superior aesthetic finish.

What is the expected lifespan of a leather strap on the Certina C-Sport C260.7198.42.56?

A premium leather strap with vegetable tanning subjected to moderate daily use typically lasts 4–6 years before showing significant wear. Durability depends on sun exposure, humidity, frequency of use and maintenance. FKM rubber resists 5–8 years under moderate to elevated stress conditions. We recommend rotating straps to distribute wear.

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