Certina · DS-8

Strap for DS-8 Chronometer Stainless Steel / Silver / 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
ReferenceC033.451.11.031.00
FamilyDS-8
MovementETA caliber F07.412 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 C033.451.11.031.00

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The DS-8 C033.451.11.031.00, seen from the bench

The Certina DS-8 C033.451.11.031.00 is a contemporary Swiss timepiece featuring a 40.20mm stainless steel case with 20mm lug width and integrated steel bracelet. It houses the ETA F07.412 quartz movement certified for ±15 seconds monthly accuracy, displaying hours, minutes, seconds and date. The 316L stainless steel case offers superior corrosion resistance ideal for marine and urban environments, while the mineral crystal provides clear visibility of the date mechanism without distortion.

Frequently asked questions

What is the lug width of the Certina DS-8 C033.451.11.031.00?

The Certina DS-8 C033.451.11.031.00 features a 20mm lug width. This measurement represents the distance between the two lateral spring bars and is the compatibility standard for a broad selection of artisanal aftermarket straps in leather, fabric and rubber.

Which strap pairs best with the Certina DS-8 C033.451.11.031.00?

The strap choice depends on personal style and intended use. For formal elegance, we recommend an alligator in vegetable tanning of Italian or French quality. For everyday wear, a full-grain calf in brown or cordovan tones offers durability and natural patina development. For sports-oriented applications, NATO textile straps in nautical fabric ensure versatility and reliability.

How do I change the strap on the Certina DS-8 C033.451.11.031.00?

The Certina DS-8 C033.451.11.031.00 employs standard spring bars. To change the strap, remove the two lateral pins using a dedicated spring bar tool. Once extracted from the original bracelet, insert the spring bars into the new strap by following the dedicated slots. This is a straightforward operation requiring care to avoid damaging the case.

Can I use an aftermarket strap compatible with the Certina DS-8 C033.451.11.031.00?

Yes, the Certina DS-8 C033.451.11.031.00 with its 20mm lug width is fully compatible with any quality artisanal strap respecting this measurement. Specialised manufacturers offer alternatives in full-grain leather, alligator, shell cordovan and NATO fabric: select based on the material and colour you desire.

How long does a leather strap last on the Certina DS-8 C033.451.11.031.00?

The lifespan of a leather strap depends on leather quality and intensity of use. A full-grain calf in vegetable tanning typically lasts 3–5 years with moderate daily wear. Alligator and shell cordovan, being denser, reach 5–7 years. The patina developing over time is a prized characteristic, not a defect.

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