IW503401 Portugieser Perpetual Calendar Double Moon

£ 33950 In stock
The full moon has been steeped in mystery and legend since the beginning of time. It is undisputed that the moon’s gravitational pull controls the tides, and thus exerts a real influence on the earth and our lives.

IWC Portugieser Perpetual Calendar Double Moon
Diameter 44.2 mm 18ct White Gold case
Mechanical movement
Pellaton automatic winding
IWC-manufactured 52615 calibre (52000-calibre family)
7-day power reserve when fully wound
Power reserve displayPerpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase for the northern and southern hemispheres
Small hacking seconds
Glucydur®* beryllium alloy indexless balance with high-precision adjustment screws on balance rim
Breguet spring
Rotor in 18-carat red gold
Sapphire glass, arched-edge, antireflective coating on both sides
See-through sapphire-glass back
Water-resistant 3 bar
Case height 15.3 mm
Alligator leather strap by Santoni