IWC · Pilot

Strap for Pilot’s Watch Timezoner Top Gun Woodland

Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width

22mm
Lug width22 mm
Case diameter46 mm
ReferenceIW3956-01 (aka: IW395601)
FamilyPilot
MovementIWC caliber 82760 hours, minutes, Additional 24 hours Hand (adjustable), seconds | date
Year2021
CaseCeramic, Ceratanium

Spring bar

Swiss Standard universal spring bars

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

Straps for the Pilot IW3956-01 (aka: IW395601)

Selected for the 22 mm lug width · workshop selection

All 22 mm straps →

The Pilot IW3956-01 (aka: IW395601), seen from the bench

The IWC Pilot reference IW395601 features the caliber 82760 with hours, minutes, seconds and an adjustable GMT hand indication. The movement includes a date function and allows the simultaneous reading of two time zones. The watch has 22mm lugs and an aviation-oriented construction.

Frequently asked questions

What is the lug width of the IWC Pilot IW3956-01?

The lug width of the IWC Pilot IW3956-01 is 22mm. This measurement determines compatibility with any watch strap—it represents the distance between the spring bars that hold the strap in place. A strap narrower than 22mm will not sit properly, whilst an oversized strap may cause sluggish movement and potential damage to the lug channels.

What are the best strap materials for the IWC Pilot Top Gun Ceratanium?

For the IW3956-01, we recommend three options: 1) American or Nile alligator—historically coherent with aviation heritage and superior durability, the natural texture complements the grey-blue Ceratanium; 2) Vegetable-tanned calf leather—develops a patina over time, ideal for understated elegance; 3) FKM rubber or NATO fabric straps—suited to sporting contexts and humid environments, providing tactical legibility and moisture resistance.

How do I change the strap on the IWC Pilot IW3956-01?

The process is straightforward: position the watch dial-side down on a soft surface. Locate the thin spring bar traversing the lug attachment, then use a spring bar tool to compress the bar inward, releasing the pin from its seat. Remove the old strap. Align the new 22mm strap with both lugs and press the pin home until you hear a click. Verify both attachments are secure before wearing.

Can I fit an aftermarket-compatible strap on the IW3956-01?

Yes, the IWC Pilot accepts any aftermarket strap provided the lug width is exactly 22mm. At milanostraps.it you'll find a curated selection of handcrafted, compatible straps in premium leathers with customizable finishing. Additionally, Casati Milano atelier produces bespoke 22mm straps tailored to your specifications, with personal leather selection and an 18-month guarantee.

How long does a leather strap last on a watch like the IW3956-01?

Durability depends on leather quality and usage patterns. A high-grade alligator or calf strap worn regularly (not daily) under normal conditions will perform reliably for 3–5 years before replacement becomes necessary. Factors accelerating wear include prolonged sun exposure, sustained humidity, perspiration, and repeated friction. A bespoke strap from Casati Milano, crafted with premium hides and reinforced artisanal stitching, typically exhibits extended longevity due to meticulous material selection.

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