The A. Schild 1257 watch movement belongs to the set of manual wind movements produced by ETA. It features a sub-second function and was commonly used around 1945. The specific differences between the A. Schild 1257 and other movements in the 790-799, 802, 803, 807-809, 878, and 881 series are not currently known.
The A. Schild 1257 features the following functions: