The IWC Portuguese Chronograph Classic features a fly-back chronograph and a date function. Centrally positioned, together with the hour and minute hand, is the chronograph second hand. The chronograph s 60-minute and 12-hours totalizer share the same subdial, at the 12 o clock position. wdfreplica.com The running seconds are in the sub dial at 6 o clock and the date is visible at 3 o clock.