Name: IWC watchmaker Thomas Zimmermann at the bench, assembling the Portugieser Perpetual Calendar.
Uploaded: 2026-04-01T08:09:01.000Z
Duration: 1 min 47 s
Description: Throwback to 2024. IWC watchmaker Thomas Zimmermann at the bench, assembling the Portugieser Perpetual Calendar IW503703. A movement of 385 parts, driven by the IWC-manufactured 52616 calibre and its 7-day power reserve. A quiet demonstration of mechanical expertise. Ref. IW503703 #IWCschaffhausen | #IWCwatches | #Watches | #LuxuryWatches | #IWC | #Watchmaking | #WatchAssembly | #Asmr

Throwback to 2024. IWC watchmaker Thomas Zimmermann at the bench, assembling the Portugieser Perpetual Calendar IW503703. A movement of 385 parts, driven by the IWC-manufactured 52616 calibre and its 7-day power reserve. A quiet demonstration of mechanical expertise. Ref. IW503703 #IWCschaffhausen | #IWCwatches | #Watches | #LuxuryWatches | #IWC | #Watchmaking | #WatchAssembly | #Asmr