Reference: 5130P, World TimeMovement: 5'542'963Year: Circa 2010Calibre: 240/228Dial: Grey/blue guilloché, applied baton numerals, two tone silvered 24 hour ring, outer chapter ring calibrated with the names of 24 cities of the world, each one indicating a separate individual time zone, signedCase: 39mm, Platinum, sapphire crystal display case back, signedStrap: Endangered species, platinum Patek Philippe deployant claspAccompaniments: Lacquered wood presentation case.