[caption id="attachment_2429" align="alignnone" width="640"]IWC Portuguese Perpetual Calendar IW502306 IWC Portuguese Perpetual Calendar IW5023-06[/caption]   What type of watch could be more appropriate to wear on New Year's Eve than a perpetual calendar? Watching the date, day and month disc gradually change to January 1st is a mesmerizing sight.. In case of the IWC Portuguese Perpetual Calendar only enhanced by the year display jumping from 2013 to 2014... IWC Portuguese Perpetual Calendar IW5023-06 Case: 18-carat red gold Strap: alligator leather Diameter: 44.2mm Movement:  automatic perpetual calendar with year display and moonphase Reference number: IW5023-06 More information and pricing: www.Ace.am/IW502306