..the is comfortable to wear. I've never had an automatic clock and therefore can not properly evaluate the accuracy. However, I am not so important for the world that my clock has run down to the second, that bothered me ultimately eternal battery switching to quartz watches. My clock is ticking now for about 5 weeks Wear time per day about 22 - before 24 seconds. So I can not be late for dates, times should make an appointment. At a purchase price of more than 300 such tolerance would then disturbed me ... so when I see the left under 100. The bezel sits appropriately on the 12 ... I can see the date, the glass is scratch resistant, it provides high quality out at night I sleep .... I do not need time ..... So, the clock does what he should, shows the time + date, is robust and waterproof!