IWC, Pilot's collection, Model: IW387803 Men's 18K rose gold automatic mechanical belt watch, 43mm diameter, dark grey dial, Arabic numeral hour markers, functions, date, chronograph, flyback / Reverse, 18K gold pin buckle • Dial: Dark charcoal grey smoked dial with luminous Arabic numeral hour markers; Timing layout: 30-minute counter at 12 o 'clock and 12-hour counter at 6 o 'clock. The large date window at 3 o 'clock (indicated by the red arrow) • Crystal: Sapphire glass, transparent back cover, allowing you to admire the polishing of the chronograph movement