Lot Essay
US$ 40,000-60,000
EUR 29,500-45,500
With an A. Lange & Söhne presentation box.
The Datograph Perpetual combines two of horology's most classic complications - the chronograph and perpetual calendar. The calendar functions can be reset using the push pieces on the case band and to prevent any accidental adjustment, the meticulous watchmakers at Lange have invented a special interlock device that only allows advancement of the calendar displays when the crown is pulled. Calibre L925.1 is a mechanical work of art, consisting of 556 parts and featuring an in-house proprietary balance spring.
EUR 29,500-45,500
With an A. Lange & Söhne presentation box.
The Datograph Perpetual combines two of horology's most classic complications - the chronograph and perpetual calendar. The calendar functions can be reset using the push pieces on the case band and to prevent any accidental adjustment, the meticulous watchmakers at Lange have invented a special interlock device that only allows advancement of the calendar displays when the crown is pulled. Calibre L925.1 is a mechanical work of art, consisting of 556 parts and featuring an in-house proprietary balance spring.