Damasko · Three-hand Models

Strap for DA 43

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

Lug width20 mm
Case diameter42 mm
ReferenceDA43
FamilyThree-hand Models
MovementETA caliber 2836-2 hours, minutes, seconds | date, day
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 Three-hand Models DA43

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Three-hand Models DA43, seen from the bench

The Damasko DA43 Three-hand Model is a minimalist sports watch featuring a 41.90 mm stainless steel case with satin finish, water resistant to 100 meters, and a 20 mm lug width. It houses the reliable ETA Caliber 2836-2 movement with hours, minutes, seconds, date, and day-of-week display. Designed for professional and daily use, the DA43 embodies functional German watchmaking with a legible dial optimized for low-light conditions, without decorative excess.

Frequently asked questions

What is the lug width of the Damasko Three-hand Models DA43?

The Damasko DA43 features 20.00 mm lugs. This measurement must be verified by inserting a ruler between the inner edges of the lugs, just below the case. This is a precise width that leaves no room for measurement error: 19 mm straps will be too tight, whilst 21 mm straps will not seat correctly. The 20 mm specification is deliberate in the overall proportioning of the model.

Which strap do you recommend for the DA43?

For the Damasko DA43, we recommend vegetable-tanned alligator straps if you seek elegance and a noble patina over time, or Pueblo leather for a balanced choice between aesthetics and value. For practicality, a NATO strap in canvas or technical fabric preserves the instrumental character of the watch; for humid environments or sporting use, butadiene rubber is the optimal choice. Explore the 20 mm strap collection to discover all available options.

How do you change the strap on a watch like the DA43?

Strap replacement requires a simple tool: a spring bar tool. Gently loosen the lug on one side and insert the tool's tip into the slot of the internal spring, pulling downward carefully. The spring will retract, freeing the pin on the lug end. Repeat on the other side. Verify that the lug springs are intact before fitting the new strap, ensuring the lug sits properly on both sides of the case.

Can I use a quality aftermarket strap on an original DA43?

Yes, absolutely. Quality aftermarket straps are not only compatible but also recommended to enhance the watch. Verify the width is precisely 20 mm and that the strap is constructed from noble materials (alligatore, shell cordovan, or vegetable-tanned leather). An artisanal strap of good quality can age better than the original strap, developing a unique patina over time. Always confirm lug width compatibility before purchase.

How long does a leather strap last on a watch like the DA43?

The lifespan of a leather strap depends on intensity of use and climatic conditions. An alligatore or shell cordovan strap with vegetable tanning, worn daily under normal conditions, typically lasts 3-4 years before showing signs of wear (creasing on the inner surface). A Pueblo leather strap typically lasts 2-3 years. If the watch is frequently exposed to intense moisture (perspiration, showers), lifespan reduces to 18-24 months. Strap replacement is economical and straightforward: you can change it entirely or entrust it to an artisan for re-stitching and conditioning.

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