Certina · DS-8

Strap for DS-8 Powermatic Stainless Steel / White / 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 diameter38 mm
ReferenceC033.407.11.013.00
FamilyDS-8
MovementETA caliber C07.111 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 DS-8 C033.407.11.013.00

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The DS-8 C033.407.11.013.00, seen from the bench

The Certina DS-8 C033.407.11.013.00 is a contemporary evolution of an iconic Swiss watch collection rooted in 1960s 'Double Security' philosophy. It features a 38mm brushed stainless steel case housing the reliable ETA C07.111 caliber movement (hours, minutes, seconds, date window at 3 o'clock), certified COSC. The clean dial showcases bar indices and sword hands. AISI 316L steel ensures corrosion resistance; 300m water resistance supports moderate diving. The 20mm lug width creates harmonic proportion with the case, suitable for medium wrists.

Frequently asked questions

What is the exact lug width of the Certina DS-8 C033.407.11.013.00?

The lug width of the Certina DS-8 C033.407.11.013.00 is 20mm. This measurement is taken from the base of one spring bar seat to the base of the opposite seat. It is essential to verify this measurement before purchasing an aftermarket strap: an incorrect lug width will not fit properly into the case attachments.

What strap material is recommended for the Certina DS-8 C033.407.11.013.00?

For the Certina DS-8, the following materials are recommended: alligator with vegetable tanning for a formal aesthetic, shell cordovan for those seeking natural patina development over time, vegetable-tanned calf for an excellent balance of aesthetics and practicality. For sport-oriented use, NATO straps in Cordura canvas or FKM rubber offer moisture resistance and ease of replacement.

How do I change the strap on my Certina DS-8 C033.407.11.013.00?

The Certina DS-8 features standard spring bar attachments. To remove the strap, use a dedicated spring bar tool to compress the spring and slide it out of its seat. Replace the strap by inserting the spring bar into the opposite attachment and allowing it to lock into position. If uncertain, consult a qualified watchmaker.

Is there an aftermarket strap compatible with the Certina DS-8 C033.407.11.013.00?

Yes. Any strap with a 20mm lug width is compatible with the C033.407.11.013.00. Milano Straps offers a curated collection of artisanal 20mm straps in leather, NATO, and rubber, all engineered to ensure perfect fit and superior build quality.

How long does a leather strap last on the Certina DS-8 C033.407.11.013.00?

Durability varies based on material and usage patterns. A high-quality alligator or shell cordovan strap with vegetable tanning has an average lifespan of 3-5 years with daily wear. Factors such as sun exposure, humidity, and perspiration may reduce this period. Regular maintenance—cleaning and conditioning—significantly extends longevity.

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