It comes from a one day movement and is stamped E. Schmeckenbecher, Regula, 34, Made In Germany on the back plate. The unit measures 20.81mm between plates. 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