Help with Wakmann Chronograph

I'm a small time antique dealer & buy partial or entire estates a few times a year. I bought a partial in the spring that included a small box of what looked like junk watches. I've always been a sucker for mechanical timepieces and clocks. After a quick look to see if there was anything I recognized I set the box aside to check out later.I finally hit a slow period & remembered that box this morning. Sorting through I found pretty much what I expected....but mixed in with the usual