The Longines Calibre 343 in this Flagship is just the quality expected from Longines in the 1950s/60s. Look at the movement in detail during a service.
I’ve finally bought myself my first clock - an ATO electric clock from the mid 20th century, with this beautiful hammered effect backboard and domed acrylic front. Very evocative of the domed plexiglass seen on watches of the period.