Patek Philippe 18k Rose Gold Annual Calendar B&P 5396R

18kRose Gold Annual Calendar, automatic movement, day - date and month indication in apertures, moonphases and am / pm indicators, silvery opaline dial with index batons, sapphire glass, exhibition back, brown alligator strap with an 18krose gold deployant clasp, water resistant to 30m, never been worn, comes with an original box and papers dated April 2011