Cartier Roadster 18kt Yellow Gold Ladies Watch W62018Y5. 18kt yellow gold case with a black croc strap. Fixed bezel. Silver dial with Roman numeral hour markers. Minute markers around inner ring. Date display appears at the 3 o'clock position. Quartz movement. Scratch resistant sapphire crystal. Solid case back. Case diameter: 31mm. Case thickness: 10mm. Fold-under deployment clasp. Water resistant at 100 meters (330 feet). Functions: hours, minutes, seconds, calendar. AdditionalInfo: includes black interchangeable strap.