I've contacted him twice.From the first minutes, he begins to respond aggressively.Yesterday I went to change the batteries and something broke in the bracelet, a piece of lamellar iron got stuck there.he looked at it and said that everything was 4500 together. and he was hammering, he couldn't pull out the piece of iron so and.He said come back in a month.I went to the tsum on the second floor, where the master did everything in 5 minutes and paid 2500