Elka Watch Co. · D-Series

Strap for D-Series Stainless Steel / Black / Milanese

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
ReferenceD07-1001
FamilyD-Series
MovementLa Joux-Perret caliber G100 hours, minutes, seconds | date
Year2023
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 D07-1001

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The D-Series D07-1001, seen from the bench

The D-Series from Elka Watch Co. features the La Joux-Perret G100 caliber with hours, minutes, seconds, and date indication. The watch has 20mm lugs for the strap. The movement offers the essential functions in a traditional three-hand with date configuration.

Frequently asked questions

What is the exact lug width of the Elka Watch Co. D-Series D07-1001?

The D07-1001 features a lug width of 20 mm. This is a precise specification requiring straps specifically manufactured for this dimension, not interchangeable with more common standards such as 18 mm or 22 mm. For verification, measure with a digital calliper the distance between the inner edges of both lugs.

Which strap is best suited for the Elka Watch Co. D-Series D07-1001?

The D07-1001 pairs exceptionally well with alligator straps featuring vegetable tanning, premium calf leather, or NATO webbing in reinforced cotton. For more sports-oriented contexts, a natural rubber strap is ideal. The choice depends on usage: restrained elegance for alligator, visible ageing for calf, reliability for NATO or rubber.

How do you change the strap on an Elka Watch Co. D07-1001?

Strap replacement requires a spring bar tool. Locate the pins at the strap ends, gently insert the tool tip into the slot beneath the pin, and lift to release the spring. Repeat on the opposite side. Insert the new strap by aligning the pins with the lugs and press until you hear a click.

Is an aftermarket strap compatible with the D07-1001?

Yes, provided it is specified for 20 mm lug width. Artisanal aftermarket straps of quality often surpass OEM options, offering noble materials and bespoke construction. Always verify that your supplier explicitly confirms compatibility with 20 mm lugs before purchase.

How long does a leather strap last on a watch like the D07-1001?

A quality leather strap with vegetable tanning typically lasts 3–5 years with daily wear, depending on humidity and maintenance. Calf leather ages gracefully, developing visible patina. NATO or rubber straps offer greater longevity, up to 7–10 years. Periodic maintenance—cleaning and conditioning—significantly extends durability.

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