The unit it came from is stamped Made In Germany, by Erhard Jauch, UhrenFabrik, For Emperor Clock Company on the bottom center of the back plate and 77 3 77 on lower left and 406279 on lower right. It measures 32.9mm between plates. The last 3 pics are for reference of the movement only and are not included in the auction.

We have alot of clock related items so check out our other auctions too.