Silverstone 510.403

Second-generation Silverstone on the Lemania 5100, sharing only the dial shape with the 1970s model: high-polish 40 mm square case 15 mm thick with 22 mm lugs, charcoal grey dial with painted lume, small numerals and orange chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display. hands; the 5100’s 24-hour indicator was removed to make room for the name.