IWC PORSCHE DESIGN Chronograph reference IW3701. Aluminum with nickel/steel base. Automatic movement IWC cal. 790 with good accuracy (-11 sec., 268° amplitude). Black dial with 3 totalizers, weekday and date display. Black plastic strap with folding clasp. Neutral black leather case and strap parts included. Used condition with signs of wear on the case and strap. Diameter approx. 41 mm, measured without crown. Fits wrists up to approx. 20.5 cm in circumference.