In superb 18ct red gold, this incredibly beautiful F.P. Journe perpetual calendar is totally complete with its original box and papers. The large 40mm case houses the impeccably finished 1300.3 calibre automatic movement with 120 hour power reserve (a full 5 days!), instantaneous date change (with a Lange style double digit display) and super discreet leap year indicator. Easily one of the cleanest designs to ever feature on a perpetual calendar, the clever design also integrates a special corrector under the lug for quickly and simply correcting the month. Fitted to a brown alligator strap with FPJ pin buckle and covered by our 2 year warranty.