Q: Can the open part near the top also be buttoned to look like the rest?
A: Yes it can. There are an additional 2 buttons at the top which are hidden behind the collar in the photo.
Q: can you tell me the difference in length from the neck to the bottom of the coat between the regular and long.
A: The regular is approx 49 inches from collar to hem and the long is approx 52 inches from collar to hem.