Pre-SIHH 2015: IWC Portuguese Annual Calendar

As we told you last week, IWC will be debuting their overhauled Portuguese collection at SIHH. For their all new Annual Calendar, IWC needed to develop a new automatic movement. The result is in-house caliber 52850 which runs at 4Hz, has 36 jewels and boasts a 7-day …

Imported: 11. Jan 2015 (19:48), PROFESSIONAL WATCHES

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