First of all everything the brand did fit in a similar case size as the normal perpetual calendar just slightly wider and thicker. Only slightly. At 44.4mm and 15mm thick in a platinum case there's some heft on the wrist. And yet it's far more wearable than the Franck Mueller or Patek for that matter which is a workout with two hands. But
link inside is where it counts. For all the celebration of the accuracy how IWC did it
link is almost as interesting as the
link result.