Patek Philippe Complications Chronograph Annual Calendar Blue Dial 5905R-010

This Complications Flyback Chronograph Annual Calendar is crafted in a rose gold case measuring 42mm in diameter. The sunburst blue features gold applied faceted baton-style hour markers.The patented Annual Calendar automatically takes into account 30- and 31-day months,thus requiring only one correction per year, at the end of February. The watch comes on a shiny dark blue alligator leather strap with square scales and prong buckle.