i wouldn't bid on it. It's a bargain at $100 in this condition. For that I'd crack the holder and carry it in my pocket, or put it in a belt buckle. At $400 it's tomorrow's headache.
For the same money you can get a nice VG8 or maybe even a F12. 1872-CC is not that uncommon.
"Two minutes ago I would have sold my chances for a tired dime." Fred Astaire