IWC Steel Portuguese Automatic 7 day IW5001-14. Pellaton automatic movement.42mm case diameter. Water resistant to 3 bar. IWC caliber 50010, Breguet spring, rotor with 18K yellow gold weight. Ivory dial with applied gold Arabic hour markers. Functions: time in hours, minutes and seconds. Sapphire glass and caseback. 42 jewels and 7 day power reserve. Black croc strap with steel folding clasp. Box and papers dated January 2013.