Certina · DS Multi-8

Strap for DS Multi-8 Black Strap

Takes 23 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width23 mm
Case diameter42 mm
ReferenceC0204191605700
FamilyDS Multi-8
MovementETA caliber E49.351 Additional 12 hours Hand (adjustable), Additional 24 hours Hand (adjustable), hours, minutes, seconds | date, day, perpetual calendar | Chronograph | alarm | power reserve indicator
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

The DS Multi-8 C0204191605700, seen from the bench

The Certina DS Multi-8 is powered by the ETA E49.351 caliber with multiple functions including chronograph, perpetual calendar, alarm and power reserve indicator. The movement features additional hour and 24-hour hands that can be adjusted independently, in addition to the traditional hour, minute, second, date and day indications. The case features 23mm lugs.

Frequently asked questions

What is the lug width of the Certina DS Multi-8 C0204191605700?

The Certina DS Multi-8 features a 23-millimetre lug width, measured inside-to-inside between the two spring bar attachments. This dimension is non-standard and distinguishes this generation of sports models. We recommend verifying compatibility by manually measuring the opening with a tape measure or digital calliper.

What is the best material for an aftermarket strap on this model?

For the Certina DS Multi-8, we recommend vegetable-tanned calf leather or FKM rubber straps for regular sports use. If the watch must transition between formal and casual contexts, an alligator or shell cordovan strap in dark brown imparts elegance whilst preserving the model's sports DNA. Vulcanised rubber remains unmatched for aquatic activity.

How do I replace the strap on this model?

The Certina DS Multi-8 features spring bar attachments. To remove the strap, position a small lever or flat tool beneath each lug and push outwards. The new strap must be 23mm in width. Consult the instructions provided by the strap manufacturer for correct installation, especially if equipped with a deployant buckle.

Can I use an aftermarket strap with a deployant buckle on this watch?

Yes, you can install a 23mm strap with a deployant buckle on the Certina DS Multi-8. However, you must select a thickness compatible with the spring bar lugs (typically between 4 and 5 millimetres). A deployant buckle distributes load more uniformly and increases comfort, particularly during strap changes.

How long does a natural leather strap last on this watch?

Durability depends on frequency of use, climate, and maintenance. A quality calf or alligator strap, exposed to normal conditions (not frequent immersions), can last 3–5 years before requiring replacement. Exposure to humid climates reduces longevity; monthly cleaning and protective treatment every 6 months significantly extend strap lifespan.

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