Wyler Vetta · Jumbostar

Strap for Wyler Vetta Jumbostar WV0340

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

Lug width20 mm
Case diameter38 mm
ReferenceWV0340
FamilyJumbostar
Movementa vista Movimento a manual winding 14" base ARMAND NICOLET N 6734, rielaborato per Wy 42h Frequenza: 21600 A/h Istruzioni d'uso Avvia il downl 21600 A/h Istruzioni d'uso Avvia il download {"image":"\
Case38mm Lug to lug: 45,5mm Distanza tra le anse: 20mm Spessore
Crystalsapphire bombato antiriflesso Quadrante argenté matte with patinatura vintage Fond
Water resistance10 ATM Cinturino in alligatore colore blue cobalto with sganci

Spring bar

Swiss Standard universal spring bars

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

Straps for the Jumbostar WV0340

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Jumbostar WV0340, seen from the bench

The Wyler Vetta Jumbostar WV0340 is a professional sports watch featuring a 38mm stainless steel case with 20mm lug width. It is powered by a manual-wind Armand Nicolet N 6734 movement operating at 21600 A/h with a 42-hour power reserve. The Jumbostar family exemplifies Swiss watchmaking tradition with its robust, squared design and generous case construction, combining functionality with balanced proportions suitable for smaller wrists.

Frequently asked questions

What is the exact lug width of the Wyler Vetta Jumbostar WV0340?

The lug width of the Wyler Vetta Jumbostar WV0340 is 20mm. This dimension represents the standard for 38mm diameter watches and ensures perfect aesthetic proportion. To verify compatibility, measure the horizontal distance between the centre of each lug on your case: it must precisely match 20mm to ensure proper fitting of any aftermarket strap.

Which strap is recommended for the Wyler Vetta Jumbostar WV0340?

The WV0340 accommodates multiple choices. For predominantly formal use, we suggest alligator in vegetable tannage that develops patina over time. For daily versatility, soft Italian calf is ideal. Alternatively, for those seeking practicality and durability, Cordura nylon NATO straps or vulcanised rubber (FKM) express the watch's sporty character. Your choice should be guided by your lifestyle and intended usage patterns.

How do you change the strap on the Wyler Vetta Jumbostar WV0340?

Strap replacement on a watch with fixed lugs requires a removable spring bar. Obtain a dedicated tool (spring bar tool), insert the thin end beneath the spring from inside the lug, lift gently until the pin releases. Repeat on the opposite lug. Position the new strap, aligning it with the pins, and push the spring until it clicks into place. If inexperienced, consult a professional watchmaker to avoid damaging the lugs.

Which aftermarket strap is compatible with the Wyler Vetta Jumbostar WV0340?

All straps with a 20mm lug width are compatible with the WV0340. This standard is shared by numerous historical and contemporary models, ensuring broad availability. Always verify that the total strap length (measured tip to tip) suits your wrist. MilanoStraps offers an extensive selection of 20mm straps in artisanal leather, NATO and rubber, with varied finishes and colours for every aesthetic and functional requirement.

How long does a leather strap last on a watch like the Wyler Vetta Jumbostar WV0340?

Leather strap durability depends on construction quality, tannage type and usage intensity. A full-grain leather strap in vegetable tannage, with regular care (avoiding excessive moisture during night storage, gradual sun exposure to develop patina), can last 5 to 10 years of daily use. Premium calf tends to age more rapidly (2-4 years) but develops more distinctive patina. Rubber or NATO straps offer superior durability (10+ years) with minimal maintenance.

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