IWC watchmaker Thomas Zimmermann at work on the Portugieser Eternal Calendar.
⌚ IWC Portugieser: value and history
Official IWC Schaffhausen playlist «IWC WATCH ASSEMBLY.» on YouTube.
One watchmaker. A few million years of precision. IWC watchmaker Thomas Zimmermann at work on the Portugieser Eternal Calendar. Hand-assembled, engineered for 400 years, and with a Double Moon™ display accurate for over 45 million years. The full video is now live! Find it in the video section of our profile. 📸 IW505701
swisswatchexperts.com · Watch on YouTube · IWC Schaffhausen channel · All videos
The brand behind this video
This video was published on 2026-01-04 on the official IWC Schaffhausen YouTube channel and belongs to the playlist “IWC Schaffhausen – IWC WATCH ASSEMBLY.”. Founded in 1868, IWC Schaffhausen has its headquarters in Schaffhausen. Today it belongs to Richemont. Other IWC Schaffhausen collections that appear in the videos: IWC Big Pilot, IWC Aquatimer and IWC Portugieser.
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