The Certina DS Action Powermatic 80 Day-Date offers a fair mix of sporty and elegant touches. The case, measuring 41mm across, houses a self-winding 'Powermatic 80' movement with windows for both day and date, which it shields up to depths of 200 meters. Available in a number of variations, reference C032.430.16.041.00 has a blue dial and a leather strap.