II, 370m. A great route that goes all the way to the summit without taking in any really tough climbing. The first six pitches are often climbed on their own (the route is simply called Guy-Anne up to this point) and this offers an excellent short day.
UKC Logbook Description
A more sustained and consistent version of Guy-Anne. It has about 5 different sections from the original.
Route description can be found in Piola's 'Envers des Aiguilles' book (available in English).