Time to hit the racetrack with the new and improved CITIZEN Primo Chronograph with Eco-Drive technology. A watch that keeps up with your speedy lifestyle, shown here with a men’s blue ion-plated stainless steel case, navy blue leather strap contrast stitching, blue ion-plated stainless steel bezel and navy blue dial. A 1/5th second chronograph with 12/24-hour time and date. Caliber number B620.