Highly desirable Patek Philippe 18K Rose gold Annual Calendar watch, Ref#5396R-012, on the original reptile strap and 18K Rose gold deployant buckle, sapphire display caseback, case diameter 38mm. Self-winding movement, day, date, month, 24 Hour display, and phases of the moon, central sweep seconds. Silver dial with painted hour markers, apertures for day, date and month, register for phases of the moon and 24 Hr display. Box, papers dated April 2007. Excellent condition.