I prefer the actual SBB clock in that its second hand sweeps smoothly, where as the second hand on the Mondain watch ticks. It's the combination of the smooth

I prefer the actual SBB clock in that its second hand sweeps smoothly, where as the second hand on the Mondain watch ticks. It's the combination of the smooth sweep and the stop that make the railway clock. Each revolution is a reminder of the elegant idea of making a clock from an imprecise electric motor and and accurate stall mechanism.