IWC · Portugieser
Strap for Portugieser Minute Repeater Yellow Gold
Takes 22 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.
Lug width
Straps for the Portugieser IW5240-01
Selected for the 22 mm lug width · workshop selection
Millenium Cognac Alligator Strap€195
Matte Blue Alligator Strap€195
Matte Grey Alligator Strap€195
Novonappa Black Military Style Strap for IWC Pilot€142
Hammered calfskin strap in cuoio€98
The Portugieser IW5240-01, seen from the bench
Frequently asked questions
What is the lug width of the IWC Portugieser IW5240-01?
The IW5240-01 features a 22mm lug width, measured between the spring bar holes on the case. This width is specific to the 42mm case size and ensures secure strap attachment without aesthetic compromise.
What is the best strap for the Portugieser IW5240-01?
We recommend American alligator in midnight blue or black, as this material ages gracefully and pairs naturally with the stainless steel case. Shell cordovan in cognac represents a sophisticated alternative, whilst vulcanised rubber remains ideal for intensive daily use.
How do I change the strap on my IW5240-01?
To change the strap, use a spring bar tool to remove the articulation pins from the lugs. Next, insert the new 22mm strap through the case holes and reinsert the pins. If you prefer to avoid the risk of scratching, the Casati Milano atelier offers strap change service by appointment.
Are third-party straps compatible with the IWC Portugieser IW5240-01?
Yes, any strap with a 22mm lug width is compatible with the IW5240-01, provided that leather quality and construction are appropriate to the watch's value. We recommend choosing specialised suppliers that guarantee rigorous construction standards and artisanal finishing.
How long does a leather strap last on a watch like the Portugieser?
A high-quality leather strap (alligator, shell cordovan, vegetable-tanned calf) typically lasts 3–5 years with daily use, extending to 7–8 years with periodic maintenance and rotation with alternative straps. Leather is a living material that visibly ages, developing patina and occasionally requiring stitching restoration.
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
