IWC · Pilot

Strap for Pilot's Watch Performance Chronograph Petronas Formula One Team

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

Lug width

20mm
Lug width20 mm
Case diameter43 mm
ReferenceIW3883-07 (aka: IW388307)
FamilyPilot
MovementIWC caliber 69385 hours, minutes, small seconds | date, day | Chronograph, column wheel
Year2023
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 IW3883-07 (aka: IW388307)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Pilot IW3883-07 (aka: IW388307), seen from the bench

The IWC Pilot IW388307 is equipped with the 69385 caliber with a column-wheel chronograph function and indication of hours, minutes, small seconds, date and day. The automatic movement offers integrated chronograph complications in a pilot configuration. The watch features 20mm lugs for the strap.

Frequently asked questions

What is the lug width of the IWC Pilot IW3883-07?

The lug width of the IWC Pilot IW3883-07 is 20 mm. It is important to measure correctly: position a ruler on the inner shoulder of the lug (the space where the strap rests) and measure the distance between the two attachment points. This 20 mm configuration is specific to the 2019 Ceratanium generation and is not interchangeable with previous steel versions of the Pilot line.

What are the best strap materials for the IW3883-07?

For the IW3883-07 we recommend: vegetable-tanned alligator (for contrast between natural grain and ceramic), fine-grain calf leather (classic and aeronautical), grey-anthracite FKM rubber (functional and lightweight), NATO canvas straps (practical and tactical). Cognac-toned shell cordovan offers a more exclusive option. The choice depends on your usage profile: formal elegance, pure functionality, or vintage versatility.

How do I change the strap on my IWC Pilot IW3883-07?

The IW3883-07 is equipped with straight lugs with spring bar attachments. To replace the strap: 1) use a dedicated tool (spring bar tool) to compress the internal spring bar; 2) extract the spring bar from the lug hole; 3) insert the new strap by aligning the holes; 4) reattach the spring bar by compressing it until you hear the click. If you prefer a deployant clasp solution, verify that the model is compatible with 20 mm.

Can I use an aftermarket strap with my IW3883-07?

Yes, as long as it respects the 20 mm lug width. Artisanal aftermarket straps (in alligator, calf, premium rubber) are compatible and often offer superior construction quality compared to original models. Verify that the shoulder width of the strap integrates perfectly between the lugs without play or excessive tension. We recommend custom measurements to guarantee optimal comfort and aesthetics.

How long does a leather strap last on a watch like the IW3883-07?

A quality leather strap (alligator, calf, shell cordovan) lasts on average 5-8 years of regular use, up to 10-12 years if handled with care. Durability depends on intensity of use, environmental humidity, and maintenance: avoid prolonged moisture, dry the strap after bathing, apply protective balm every 12-18 months. FKM rubber straps last 7-10 years without degradation. With preventive maintenance, an artisanal strap can develop a fascinating patina that communicates history.

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