The impressive seven-day power reserve in IWC’s flagship model for 2012 comes from the highly-efficient Pellaton winding system that the brand uses.
Ceramic case, 48mm diamater self-winding mechanical calibre 51614 with perpetual calendar function, 168-hour power reserve, sapphire crystal front and back, black dial, black fabric strap with shot-blasted steel folding clasp. Water resistant to 60 metres.

Source: Europa Star February - March 2012 Magazine Issue