My Neil PO had a lot of bubbles when I dipped it in warm water but that was from the bezel insert(which came off when I took it out of the water). Otherwise it was good.
You'll love it. You can fix crownguards, recessed pin etc... but as soon as it goes in the dark, it is instantly recognizable as a fake if it isn't relumed.
Nice read. JC Biver is making a Big Bang(pun intended) with Hublot. On Timezone.com he personally answers questions and arranges free service on the Hublot Forum.