Cartier Calibre de Cartier Multiple Time Zone 18kt Rose Gold Men's Watch W7100025. 18kt rose gold case with a brown alligator leather strap. Fixed bezel. Slate grey guilloche dial with blue sword-shaped hands and index and Roman numeral hour markers. Minute markers around the outer rim. Automatic movement with 48 hour power reserve. Caliber 9909 mc engine. Scratch resistant sapphire crystal. Skeleton case back. Case diameter: 45 mm. Case thickness: 17.4 mm. Round case shape. Deployment clasp with push button. Water resistant at 30 meters / 100 feet. Functions: GMT, second time zone, hour, minute, world time.