Technical Archive

Certina
DS Prime C0043101629700

Certina DS Prime C0043101629700: strap made to measure on the watch at the Casati Milano atelier, by appointment.

DS Prima Lady Shape

Technical Specifications

Certina C0043101629700
Reference

C0043101629700

Movement

ETA caliber F03.111 Hours, Minutes, Seconds | Date

The Heritage

The Certina DS Prime reference C0043101629700 is equipped with the quartz caliber ETA F03.111 with indication of hours, minutes, seconds and date. The movement ensures precision and reliability in the essential timekeeping functions. The watch belongs to the DS Prime collection of the Swiss brand Certina.
Made to Measure

The strap for this watch is made to measure

On the Certina DS Prime the bracelet is drawn as part of the case: no catalogue strap will fit. In the atelier we take the measurements on the watch itself and build the strap on the piece — that is the work of Casati Milano.

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FAQ

Which strap material pairs best with the Certina DS Prime?

Genuine alligator is the classic choice for the DS Prime: the irregular scale pattern enhances elegance without competing with the stainless steel case. Vegetable-tanned calf leather is a more sustainable alternative that develops patina over time. For a more casual aesthetic, cotton or nylon NATO straps offer practicality and quick changeover. Rubber is ideal for humid environments or light water sports.

How do you change the strap on a watch with integrated lugs like the DS Prime?

The DS Prime features integrated attachment points within the case itself: the strap does not slide onto protruding pins, but threads under the metal lugs of the case. Simply insert the new strap under these lugs from one side, seat the tip, and repeat from the other side. The operation takes less than a minute and requires no tools, only care to avoid creasing the strap during insertion.

How long does a leather strap last on a Certina DS Prime?

Longevity depends on intensity of use, climate, and the specific material. A well-crafted alligator or vegetable-tanned calf strap, worn daily, typically resists for 2–4 years before showing visible wear at the lugs. NATO or rubber straps last longer, often 5–7 years, thanks to synthetic material resilience. Regular maintenance (gentle cleaning, protection from excessive moisture) significantly extends service life.