Damasko · Sporty Elegant Line

Strap for DK 105.blue

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width22 mm
Case diameter42 mm
ReferenceDK105.blue
FamilySporty Elegant Line
MovementDamasko caliber H35-1 hours, minutes, small 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 Sporty Elegant Line DK105.blue

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Sporty Elegant Line DK105.blue, seen from the bench

The Damasko DK105.blue is a German-manufactured sports watch from the Sporty Elegant Line featuring a 42 mm stainless steel case with ice-hardened treatment and a navy dial. It houses the Damasko H35-1 caliber movement with hours, minutes, small seconds, and date display. The watch has a 22 mm lug width, making it compatible with standard aftermarket straps for this watch category.

Frequently asked questions

What is the lug width of the Damasko Sporty Elegant Line DK105.blue?

The Damasko DK105.blue features a 22mm lug width (also called lug size or strap width). This measurement is standard across many men's sport-elegant watches and ensures compatibility with a broad selection of aftermarket straps. To verify compatibility, measure the distance between the spring bar attachment points using digital callipers, ensuring you measure between the inner shoulders of the lugs.

Which strap do you recommend for the Damasko DK105.blue?

For the DK105.blue, we recommend a vegetable-tanned leather strap—specifically Tuscan leather in Testa di Moro tone, which complements the blue dial and ice-hardened stainless steel case beautifully. The leather-steel pairing is classically effective for watches of this character. Alternatively, a navy and white NATO or natural rubber strap emphasises the tactical heritage of the watch. For formal occasions, an alligator strap represents a natural aesthetic upgrade.

How do I change the strap on this watch?

The DK105.blue strap is replaced by extracting the spring bars using a dedicated spring bar tool. Position the watch on a holder, align the tool beneath the spring bar, apply upward pressure and slide the strap away. Reverse the procedure for the new strap, ensuring the spring bars seat correctly in the lug shoulders. If you lack experience, consult a professional watchmaker.

Can I fit aftermarket straps on this Damasko model?

Yes, 22mm aftermarket straps are fully compatible with the DK105.blue. Damasko employs international standards for lug widths, so you may select from certified manufacturers without restriction. MilanoStraps offers a curated selection of 22mm straps in leather, NATO, rubber and alternative materials, all tested for this model.

How long does a leather strap last on a watch like the DK105.blue?

A leather strap's lifespan depends on usage intensity and maintenance practices. A Tuscan vegetable-tanned leather strap, as recommended for the DK105.blue, typically lasts 3–5 years under daily wear. Leather softens and develops natural patina over time. Basic care—prompt drying after moisture exposure, avoiding prolonged submersion—significantly extends durability. Replacement is straightforward and economical relative to the watch's value.

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