Patek Philippe Calatrava Travel Time Yellow Gold Ladies Watch. Model 4864J. Year 2000. Manual winding movement. Stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, straight-line lever escapement, Glucydur Gyromax balance shock absorber, self-compensating free-sprung flat balance spring. 18 jewels. Caliber 215 PS. 18k yellow gold case 29.0 mm in diameter. Two cabochon sapphire pushers for independent hour adjustment, the pusher at 8 activates the local time jump-hour forwards by one hour at a time, the second pusher at 10 activates the same hand backwards. Cabochon sapphire crown, snap-on back. Concave lugs. Thickness 8 mm. Scratch resistant sapphire crystal. White with applied yellow gold Breguet numerals, subsidiary dials for the seconds at 6 and the 24-hours second time zone at 12. Black oxydized gold feuille hands, yellow gold hand for the second time zone. Outer railway minute divisions. 18K yellow gold hobnail bezel. Black strap with 18K yellow gold tang buckle.