Hahaha re:service, just have to cross that bridge when u get there saja la bro, can't be helped.
That's a handsome piece right there, stainless steel no less, not a lot of those in the calatrava line I reckon. Must've been tough to track down. To my eyes it does seem a busy dial, but there's considerable effort to make things more coherent. I think it helps that when u want to engage a certain function, u look at a certain part of the watch? Date is north, chronograph is south.
Its somewhat embarassing to say this, but when I looked at this I realised that my knowledge of calendar complications are rather shallow, had to actually sit down n read up on complete/annual/perpetual calendars for a bit. But I suppose that's the point of joining this forum.