Chopard L.U.C Perpetual Chrono

The Chopard L.U.C Perpetual Chrono, reference 161973-1002, is a chronograph with a 45 mm ethical 18-carat white gold case. The watch is a limited edition of 20 pieces; the watch has a perpetual calendar. The case measures 15.06 mm thick and has an ethical 18-carat white gold crown; water resistance has a rating of 30 metres. This model has small seconds and a date display; the silver-coloured dial has a hand-crafted guilloché finish and Roman numerals. A black alligator leather strap with hand-sewn matching stitching fastens with a white gold folding clasp. A see-through case back gives a view of the movement. The movement has COSC chronometer certification and the Poinçon de Genève quality hallmark. Manual-winding calibre L.U.C 03.10-L has 42 jewels and approximately 60 hours of power reserve.