IWC · Pilot

Strap for IWC Pilot IW3713-03

The Pilot's Watch Doppelchronograph Stainless Steel / Black / English / Strap takes 21 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

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  • 12-month warranty on manufacturing defects
  • Hand-stitched in Milan

Lug width

21mm
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Lug width21 mm
Case diameter42 mm
ReferenceIW3713-03 (aka: 3713-03, IW371303)
FamilyPilot
MovementIWC caliber 79230 Hours, Minutes, Small seconds | Date, Day | Chronograph, Rattrapante
Year1996 - 2005
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

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

Standard spring bar · length 21 mm · Ø 1.8 mm double flange · fitted with quick release from the factory (source IWC) · industry standard, no brand part number

Pilot's Watch Doppelchronograph Stainless Steel / Black / English / Strap — watch

Your watch with our straps

Pilot IW3713-03 with Grand Cavalier Leather Strap Orange
Pilot IW3713-03 with Brown Italian Leather Strap
Pilot IW3713-03 with Black Saffiano Strap Ecru Stitching

Calf, Orange

Grand Cavalier Leather Strap Orange

€120

★ 4.9 · 12

1 / 43

Real photos of the strap and the case. No generated images.

What length do I need?

Measure your wrist with a tailor's tape or a piece of string, comfortably snug.

Wrist circumferenceLength (long side / short side)
15.0–16.4 cm120 / 70 mm
16.5–17.8 cm125 / 75 mm
17.9–19.0 cm130 / 80 mm
19.1–20.3 cm135 / 85 mm
20.4–21.6 cm140 / 85 mm
21.7–22.9 cm145 / 90 mm

The ready-to-wear strap is 115 × 75 mm. For a smaller or larger wrist I make it in the right length: order your length.

What I'm asked about the IWC Pilot IW3713-03

What strap size does the IWC Pilot IW3713-03 take?

The IWC Pilot IW3713-03 needs 21 mm between the lugs, usually 18 mm at the buckle. It's the size I've been fitting on it for years.

Can the strap on the IWC Pilot IW3713-03 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 IWC Pilot IW3713-03?

Yes, in 21 mm leather. On a 42 mm chronograph I like box calf: it holds its shape and carries a substantial case.

Which strap do you recommend for the IWC Pilot IW3713-03?

A 21 mm box calf. You'll find it ready in the 21 mm collection. If you'd rather have something built on your wrist, the Casati atelier.

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

Bespoke straps for IWC, in the atelier or by video call: casatimilano.com

Updated on · by Antonio Zichichi