Graham Silverstone RS Racing Chronograph Watch Graham by wholesalewatches - November 5, 2015November 5, 20150 The colourful-exuberant chronograph bears authentic references to racing such as the second’s counter shaped like a brake disc or the checkerboard pattern dial with 12-hour and 30-minute counters. At 9 o’clock the seconds counter is automobile brake disc-shaped to ensure dynamic reading of the sweep seconds. The Silverstone RS Racing