18ct Rose Gold IWC Portuguese Perpetual Calendar Ref: IW5021-03. Automatic IWC Caliber 51614 movement. Case diameter 44.2mm. Water resistant to 30 meters. Glucydur®* beryllium alloy balance with high-precision adjustment cam on balance arms, Breguet spring, Rotor with 18-carat gold medallion. 21,600 vph, 62 Jewels, power reserve of 7-Days (168 hours) hours. Black dial with Arabic Numeral hour markers & dot minute markers. Day of the week indicated on the outside, and small seconds hand indicated in the center of day sub-dial at the 9 o’clock. Date indicated on the outside and power reserve indicated by a hand at the center of the sub-dial at the 3 o’clock. Month indicated at the sub-dial at the 6 o’clock. Moonphase sub-dial at the 12 o’clock position, indicated by a gold colored full moon display with a rotating black disc above the moon.
Our ref: S16571