IWC, Portuguese series, model: IW500114, automatic mechanical, stainless steel, case diameter: 42.3 mm. Dial: Silver-white background, rose gold Arabic numeral hour markers; Left and right dual sub-dials: The left is the small seconds dial, and the right is the 7-day power reserve display (with a red power warning). Calendar window at 6 o 'clock position Arched double-sided anti-reflective sapphire crystal • Movement: Cal.51011 automatic winding movement, 7-day (168 hours) ultra-long power supply