Certina · DS Eagle

Strap for DS Eagle Chronograph Automatic

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

Lug width20 mm
Case diameter46 mm
ReferenceC023.727.27.051.00
FamilyDS Eagle
MovementETA caliber C01.211 hours, minutes, small seconds | date | Chronograph
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 Eagle C023.727.27.051.00

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The DS Eagle C023.727.27.051.00, seen from the bench

The DS Eagle is powered by the ETA C01.211 caliber with functions of hours, minutes, small seconds, date, and chronograph. The movement offers the essential complications for a sporty chronograph. The reference C023.727.27.051.00 identifies this specific configuration of the model.

Frequently asked questions

What is the lug width of the Certina DS Eagle C023.727.27.051.00?

The lug width is 20 millimetres. This measurement represents the distance between the two attachment pins on the case and determines strap compatibility. A 20mm lug width strap ensures correct fit and stability on this chronograph.

Which strap is most suitable for the Certina DS Eagle C023.727.27.051.00?

For a 46mm chronograph like this, we recommend alligator-tanned straps (cognac brown or dark blue) for sporty elegance, or vegetable-tanned leather for natural patina evolution. A NATO in heavyweight canvas or a technical FKM rubber strap are optimal choices if the watch is used in intense outdoor environments.

How do you change the strap on this watch?

Strap replacement requires a spring bar tool to compress the small springs (spring bars) that secure the pins to the case lugs. Insert the tool into the side spaces of the lug, gently press to release the pin, remove it, and thread the new strap. This operation requires care to avoid damaging the steel lugs.

Which aftermarket straps are compatible with the C023.727.27.051.00?

All straps with 20mm lug width are compatible. Milano Straps offers a dedicated collection: high-quality leather straps (alligator, calf, shell cordovan), NATO in cotton and linen, and technical vulcanised rubber straps. Each strap is tested to guarantee structural and aesthetic compatibility with this case.

What is the average lifespan of a leather strap on this watch?

A quality vegetable-tanned leather strap, used daily, typically lasts 3-5 years before replacement becomes necessary due to wear. Lifespan varies based on climate (humidity and temperature), frequency of use, and maintenance. Treatment with protective creams significantly extends the strap's useful life.

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