18k white gold case 39.5 mm in diameter. Crown with protective shoulders, pusher at 11 o'clock to change cities, screw-down sapphire crystal case back. 18k white gold smooth bezel. Scratch resistant sapphire crystal. Silvered dial with engine turned sunburst center, applied baton numerals, concentric chapter ring calibrated for 24 hours divided into diurnal and nocturnal hours, outer ring with 24 world cities. Blue leather strap with 18K white gold deplyent buckle. Automatic self-winding movement. Patek box and papers.