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Dual time, alarm function and a large date complication are all clearly visible, but hidden in the movement are the gongs that make this alarm so pleasant!While these watches are still fascinating, this is not exactly a sound that you want to wake up to. The Sonata wakes you up with a very pleasant cathedral chime and makes your day so much nicer because of it.
The UN-67 manufacture caliber to even further improve it. It is not only fitted with a silicium escapement but also with a silicium hairspring. When traveling the time can easily be adjusted backward or forwards, by pressing one of the two pushers.