IWC · Portugieser

Strap for Portugieser Tourbillon Hand-Wound Laureus Charity Night Milano 2014

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 straps All IWC

Lug width20 mm

Case diameter43 mm

ReferenceIW5463-03 (aka: IW546303)

FamilyPortugieser

MovementIWC caliber 98900 hours, minutes, small seconds | tourbillon escapement

Year2014

CasePlatinum

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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Straps for the Portugieser IW5463-03 (aka: IW546303)

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Portugieser IW5463-03 (aka: IW546303), seen from the bench

The IWC Portugieser IW5463-03 represents the contemporary evolution of an icon born in 1939. This 950 platinum reference features a 43mm case housing the caliber IWC 98900, an in-house tourbillon movement that completes one rotation per minute to compensate for gravitational effects. The dial displays hours, minutes, and small seconds, reflecting IWC's philosophy of immediate legibility. The 20mm lug width is proportioned to the case diameter, representing the standard for medium-to-large male wrists and ensuring balanced visual weight on the wrist.

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