Movement is unique to this reference and perfectly fits the case, as it should. Unlike some other recent references... It is also the first and only regulator for PP, up to this point. This watch is so great in many ways. Congrats, well chosen, enjoy! Che...
Also, people who even care about the case/movement ratio in a semi-sports watch from PP, like the 5524, are people who are able to comment on something that is clearly subjectively negative.