The unit it came from measures 40.21mm or 1.58 inches between the plates. It is stamped Birge & Fuller, Bristol Conn, USA in the center of the front plate. The last 3 pics are for reference of the movement only and are not included in the auction.
We have a lot of other clock related items so check out our other auctions.
We do combine shipping and will always refund any excess shipping charges. Thanks for your interest and/or business. Tim