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Wyler Vetta · Jumbostar

Strap for Wyler Vetta Jumbostar WV0403

The Wyler Vetta Jumbostar WV0403 takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

20mm
20 mm strapsAll Wyler Vetta
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Lug width20 mm
Case diameter40 mm
ReferenceWV0403
FamilyJumbostar
MovementMovimento automatic caliber ETA 2894 Power reserve: 42h Frequenza: 28800 A/h (4 Hz) Istruzioni 42h Frequenza: 28800 A/h (4 Hz) Istruzioni d'uso Avvia i 28800 A/h (4 Hz) Istruzioni d'uso Avvia il download {"im
Case40mm Lug to lug: 48mm Distanza tra le anse: 20mm Spessore ca
Crystalsapphire bombato antiriflesso Rehaut rotating with rotazione unidirectional a scat
Water resistance10 ATM Bracciale in stainless Steel bilux with sgancio rapido e fibbi

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

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What I'm asked about the Wyler Vetta Jumbostar WV0403

What strap size does the Wyler Vetta Jumbostar WV0403 take?

The Wyler Vetta Jumbostar WV0403 needs 20 mm between the lugs, usually 16 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the Wyler Vetta Jumbostar WV0403 be changed?

Yes. It has spring bars between the lugs: with the right tool the strap comes off in a minute. If you'd rather not risk a scratch, I do it in the workshop.

Can I put a leather strap on the Wyler Vetta Jumbostar WV0403?

Yes, in 20 mm leather. On a 40 mm case a calf strap works every day; if you want something more, alligator.

Which strap do you recommend for the Wyler Vetta Jumbostar WV0403?

A 20 mm calf strap, for every day. You'll find it ready in the 20 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

Straps for the Jumbostar WV0403

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Jumbostar WV0403, seen from the bench

The Wyler Vetta Jumbostar WV0403 is a Swiss sports watch from the 1960s–70s era featuring a 40mm round case with 48mm lug-to-lug length and 20mm lug width. It is powered by an automatic ETA 2894 caliber with 42-hour power reserve and 28,800 oscillations per hour. The moderate case thickness and proportioned design ensure ergonomic wrist fit without excessive overhang, making it versatile across different wrist sizes.

Frequently asked questions

Which aftermarket strap is compatible with the Wyler Vetta WV0403?

Any strap with a 20mm lug width is compatible with the WV0403. Always verify that your strap features a lug (or removable passants) suited to 20mm. Milanostraps offers leather, NATO, and rubber straps customisable for this width, with an extensive selection of materials and colours.

How long does a leather strap last on the Wyler Vetta WV0403?

A premium leather strap (alligator, shell cordovan, or vegetable-tanned calf) fitted to your WV0403 maintains mechanical functionality for 3–5 years of daily wear, depending on perspiration and humidity exposure. The patina that develops enhances aesthetic character. To extend longevity, alternate with a second strap and periodically apply specific care products. NATO and rubber straps offer superior durability (5–8 years) due to material resilience.

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

The atelier's website: casatimilano.com