PATEK PHILIPPE , WORLDTIME - Reference 511OR, wristwatch with round case in .750 rose gold. Engine-turned opaline dial in the centre with rotating bezel and push-piece at 10 o'clock for the 24 hours and indication of the world's major cities. Automatic movement. Screw-down sapphire back. Leather strap with folding clasp decorated with the openwork Calatrava Cross in yellow gold. Dial, case and movement signed. Lacquered wooden case and original burgundy box. February 2006. Diameter 37 mm. Condition: The watch is in working order at the time of writing, but we do not guarantee its future operation. As the watch has not been tested over a long period, we cannot guarantee the operation of the movement or its power reserve. We recommend that you have the watch serviced. Reference: Certificate of origin 2006 enclosed