A. Lange & Sohne Platinium Datograph Perpetual / 410.025

BOX & CERT DATED 2009, Watch fully serviced by agent with receipt @ $5000 dated FEB 2014. A unique timepiece for the moment and for eternity. In the Platinum Datograph Pertetual. Lange combines two classic complications – the chronograph (for short time measurements) and the perpetual calendar - in one landmark watch that is also enriched with many of the manufactory's acclaimed new-era attributes. Case diameter 41.0 mm. Sapphire-crystal glass and caseback. Hour and minute hands luminous. Hand-stitched crocodile with a platinum deployant clasp. Calibre L952.1. Manually wound. Chronograph with flyback and precisely jumping minute counter. Perpetual calendar with outsize date. Moon-phase display. The A. Lange & Sohne Datograph Perpetual 410.025 is an extremely interesting horological masterpiece in that it was designed to be able to measure both extraordinarily short, as well as extremely lengthy periods of time. The Datograph Perpetual combines two classic complications- the chronograph (to measure short time periods down to the millisecond) and the perpetual calendar (to keep time through the years).