If it were me the decision would be easy. I would stay away from him. Contact a TD. If there are scam alerts and other unhappy customers find another source for your watch.
My BK TW sub is spot on perfect. The most glaring flaw of the TC sub is that horrific pearl but a Clark or genuine insert addresses that issue. If you go the TC route buy it without the insert. TC has a quite a few cheerleaders and every time i see "join the TC SUB CLUB" I have to laugh.
As a buyer I would NEVER buy as a PayPal gift. You have absolutely no protection and, according to vendors, the PayPal gift option does send up some red flags to PayPal.
I would NOT open a PP dispute. Try going through the mods. It sounds like somebody has definitely done you wrong but filing a PP dispute is an absolute last resort.
There are varying opinions on the H and the N versions as well as the dealers who sell them. Do a search and read the multiple posts on this board. That's the only way you'll be comfortable with your purchase.