Damasko · Three-hand Models

Strap for DS30.blue

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

Lug width20 mm
Case diameter39 mm
ReferenceDS30.blue
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 DS30.blue

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Three-hand Models DS30.blue, seen from the bench

The Damasko DS30.blue is part of the Three-hand Models collection of the German manufacturer. It is powered by the automatic ETA 2836-2 caliber with hour, minute, second, date and day indications. The watch features 20mm lugs and a blue dial with a three-hand layout.

Frequently asked questions

What is the lug width of the Damasko DS30.blue?

The lug width of the Damasko Three-hand Models DS30.blue is precisely 20mm. This measurement determines compatibility with bespoke straps: a 20mm strap must fit with precision into the strap slot, with a maximum tolerance of ±0.2mm. You can verify the measurement using a digital calliper.

What is the best strap for the Damasko DS30.blue?

The best strap depends on usage and aesthetic preferences. For elegance and durability, we recommend alligator in cognac or dark brown with a folding deployante. For sports practicality, an anthracite grey NATO offers rapid changeover and moisture resistance. For versatility, vegetable-tanned calf with natural patina represents the ideal compromise between aesthetics and daily function.

How do I change the strap on the Damasko DS30.blue?

Strap changes are performed using bayonet or screw-pin lugs. Position the watch on a soft pad and use a spring bar tool to extract the spring from the strap slot. Remove the strap by applying light lateral pressure. Insert the new strap by aligning the ends with the slots and reposition the spring. Verify that the strap is securely attached before wearing the watch.

Can I use an aftermarket 20mm strap on the DS30.blue?

Yes, an aftermarket 20mm strap is fully compatible with the DS30.blue. Ensure that the lug width is exactly 20mm by measuring it with a calliper. Bespoke straps from milanostraps.it are custom-made for this specific measurement, guaranteeing perfect fit and certified construction quality.

How long does a leather strap last on the Damasko DS30.blue?

A quality leather strap (alligator, calf, goat) lasts an average of 3-5 years with moderate daily wear. Durability depends on: frequency of wear, environmental humidity, care and maintenance. A vegetable-tanned leather strap develops natural patina over time, increasing aesthetic value. Fabric NATO or FKM rubber straps have superior durability (5-7 years) due to resistance to climate factors.

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