5110P, World Time, Platinum German Watchmaking The 1815 Up/Down is a

The 1815 Up/Down is a 39mm design which references Lange’s heritage in a power reserve

where most Sodalite dials feature diamonds a few were made with these 5-minute applied white gold Arabic numerals

particularly 1979 when he finished on the podium at the 24 Hours of Le Mans

with case and calibre manufactured entirely from aluminum

a dramatic exhibition of steel bridge work

5110P, World Time, Platinum German Watchmaking The 1815 Up/Down is aA ref. 5110P World Time with applied indice guilloch dial, Pateks first World Time complication following a 35 year hiatus. The relaunch of the World Time in 2000 brought modern proportions and technology to an important but forgotten complication within Pateks history. The 5110 brought the first automatic calibre to a Patek World Time, a novel mechanism for simultaneous advancement of the local time display and the city disk, along with the first