Elka Watch Co. · X-Series

Strap for X-Series Stainless Steel / Blue / 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
ReferenceX03-0803
FamilyX-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 X-Series X03-0803

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The X-Series X03-0803, seen from the bench

The Elka Watch Co. X-Series reference X03-0803 features the La Joux-Perret G100 caliber with functions of hours, minutes, seconds and date. The movement offers time and calendar indication with date. 20mm lugs for the strap.

Frequently asked questions

What is the lug width of the Elka Watch Co. X-Series X03-0803?

The Elka Watch Co. X-Series X03-0803 is equipped with a lug width of 20.00 mm. This measurement is critical when selecting an aftermarket strap: you must verify that the strap matches these dimensions precisely to avoid excessive play or mounting difficulty. The correct measurement is taken by measuring the external distance between the two metal attachment pins.

Which strap material is most suitable for the Elka Watch Co. X-Series X03-0803?

For the X03-0803 we recommend three primary options, each with distinct characteristics. Genuine Mississippi alligator offers maximum aesthetic sophistication, with a pattern that harmonises with the case geometry. Vegetable-tanned calf leather represents the balance between elegance and practicality, developing a patina over time that mirrors the ageing of the stainless steel. Vulcanised natural rubber is the optimal choice for sporting or intensive daily use, maintaining correct visual proportions without functional compromise.

How do I safely change the strap on my Elka Watch Co. X-Series X03-0803?

To replace the strap, you must remove the attachment pins that connect the case to the lugs. Use a dedicated spring bar tool to compress the internal pin and slide it gently outward. Verify that the new lug pins are identical in length and diameter. Align the new strap holes with the pins, then reposition the compressed pin until it locks in place. Avoid forcing the pin to prevent damage to the stainless steel lugs.

Are there compatible aftermarket straps available for the Elka Watch Co. X-Series X03-0803?

Yes, any strap with a 20 mm lug width is compatible with the X03-0803. The milanostraps.it catalogue offers a complete selection of bespoke straps crafted in alligator leather, calf, NATO cloth, and natural rubber, all available in the 20 mm size. Each strap is customisable in colour and finish, allowing you to adapt the watch to different contexts of use.

What is the average lifespan of a leather strap on the Elka Watch Co. X-Series X03-0803?

The lifespan of a leather strap depends on frequency of use, material quality, and care. A quality calf leather with vegetable tanning, worn daily, maintains structural integrity for 3-5 years before requiring replacement. Alligator leather, being more durable and resistant to wear, may last considerably longer. Natural rubber performs optimally for 2-3 years. Intensive daily wear and exposure to perspiration or harsh climatic conditions reduce lifespan significantly. Regular cleaning and prompt drying after moisture exposure substantially extend strap longevity.

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