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Certina · DS-8

Strap for DS-8 Moon Phase Stainless Steel / Anthracite / Strap

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

20mm
20 mm strapsAll Certina
Lug width20 mm
Case diameter41 mm
ReferenceC033.457.16.081.00 (aka: C0334571608100)
FamilyDS-8
MovementETA caliber F05.441 hours, minutes, seconds | date | moonphase
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

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Straps for the DS-8 C033.457.16.081.00 (aka: C0334571608100)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The DS-8 C033.457.16.081.00 (aka: C0334571608100), seen from the bench

The Certina DS-8 reference C033.457.16.081.00 is equipped with the ETA F05.441 caliber with hour, minute, second, date, and moon phase indication. The model features 20mm lugs and is part of the DS collection characterized by double security. The quartz movement ensures precision in the indication of the various time functions.

Frequently asked questions

What is the lug width of the Certina DS-8 C033.457.16.081.00?

The lug width of this model is 20 millimetres, measured from outer edge to outer edge of the stainless steel lugs. This dimension enables balanced wearability given the 41mm case diameter.

What is the best strap material for the Certina DS-8 C033.457.16.081.00?

Alligator leather with vegetable tanning represents the optimal choice aesthetically, as the natural grain of the skin dialogues perfectly with the satin finish of the stainless steel case. Vegetable tanned calf offers tactile softness, whilst NATO fabric in dense weave ensures maximum functional reversibility.

How do you change the strap on a Certina DS-8?

Strap change is performed by inserting a spring bar tool between the lug and the strap, gently compressing the internal spring pin and sliding it from its seat. The new strap is then inserted in the same manner, ensuring the spring pin is fully locked in both lugs.

Is an aftermarket compatible 20mm strap suitable for the Certina DS-8 C033.457.16.081.00?

Yes, any strap with 20mm lug width is compatible. However we recommend verifying the material thickness near the passant: it should be between 2.8 and 3.2mm to guarantee stable anchoring without compressing the case.

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

An artisanal alligator or vegetable-tanned calf strap maintains structural functionality for 5-7 years of average daily use. Longevity depends upon solar exposure, humidity and maintenance frequency (cleaning and occasional conditioning with natural oils).

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