IWC · Portugieser
Strap for Portugieser Chronograph Classic Red Gold / Silver
The Portugieser Chronograph Classic Red Gold / Silver takes 18 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
18mm
Lug width18 mm
Case diameter42 mm
ReferenceIW3903-01 (aka: IW390301)
FamilyPortugieser
MovementIWC caliber 89361 hours, minutes, small seconds | date | Chronograph, Flyback
Year2017
CaseRed Gold
Straps for the Portugieser IW3903-01
Selected for the 18 mm lug width
Black Saffiano Strap Ecru Stitching€90
Vintage Brown Calfskin Strap — Natural Patina€98
Swift Topo Leather Strap€120
Hammered Pink Strap with Ecru Stitching€98
Hammered Calfskin Watch Strap Green with Ecru Stitching€98
Hammered Calfskin Strap Light Blue€98
The Portugieser IW3903-01, seen from the bench
The Portugieser IW390301 features the IWC 89361 automatic caliber with flyback chronograph function and small seconds. The movement offers hour, minute, date and chronograph indications with a flyback mechanism for instant reset. The case displays the characteristic design of the Portugieser collection with a clean dial and well-defined chronograph counters.
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