Elka Watch Co. · D-Series

Strap for D-Series Stainless Steel / Green / Leather

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

Lug width20 mm
Case diameter41 mm
ReferenceD05-0804
FamilyD-Series
MovementLa Joux-Perret caliber G100 Hours, Minutes, 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 D-Series D05-0804

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The D-Series D05-0804, seen from the bench

The Elka Watch Co. D-Series features the La Joux-Perret G100 caliber with hour, minute, second and date indication. The watch has 20mm lugs for the strap. The movement offers the essential timekeeping functions with a date complication.

Frequently asked questions

What is the lug width of the Elka Watch Co. D-Series D05-0804?

The D05-0804 features a 20.00 mm lug width, measured perpendicularly from the internal tip of one lug to the other. This specification is inherent to the model and ensures proper visual proportions between case and strap.

What is the best strap for the D05-0804?

Selection depends on intended use and personal taste. For formal elegance, we recommend vegetable-tanned leather in dark brown or black alligator. For sports versatility, a thick-weave NATO in anthracite grey. For minimalist purity, black FKM rubber with satin-finished steel deployante.

How do I change the strap on the Elka D-Series D05-0804?

Position the watch on a soft surface. Using a spring bar tool, insert it into the lateral hole of the lug from the internal side and lift the spring bar. Remove the old strap. Install the new strap, ensuring both lugs align properly and the spring bar clicks securely into place.

Can I use an aftermarket strap on the 20mm lug width D05-0804?

Yes, provided the strap is specifically designed for 20 mm lug width. Verify that the internal clearances of the spring bar match your lug dimensions. Bespoke artisanal straps guarantee maximum compatibility and superior construction quality versus generic options.

How long does a leather strap last on the D05-0804?

Durability depends on tanning quality and usage intensity. A vegetable-tanned leather of superior grade, with ordinary maintenance (occasional cleaning, annual conditioning), retains full functionality for 3-5 years. Natural wear accelerates after the third year of daily wear.

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.

Request an appointment →

Casati Milano · Via XX Settembre 15, Milan · by appointment only