Lot Essay
Accompanied by an A. Lange & Söhne International Guarantee Seal dated February 18th, 2008, A. Lange & Söhne presentation box, product literature, leather folder, setting pin, and outer packaging.
The Datograph Perpetual is A. Lange & Söhne's first wristwatch combining a chronograph and perpetual calendar. The watch features a flyback chronograph and precisely jumping minute counter that allows the chronograph to be reset and restarted instantaneously, as well as a perpetual calendar that remains accurate until the year 2100 when it has to be manually advanced by one day.
The Datograph Perpetual is A. Lange & Söhne's first wristwatch combining a chronograph and perpetual calendar. The watch features a flyback chronograph and precisely jumping minute counter that allows the chronograph to be reset and restarted instantaneously, as well as a perpetual calendar that remains accurate until the year 2100 when it has to be manually advanced by one day.