BATTERYMy watch no longer works, my battery has died, where can I buy one?You can get your battery replaced at the Workshop of your nearest store.What is the service life of my battery?Under normal conditions of use, your battery will last for about 10 years
ANOTHER QUESTION?My watch is waterproof to 5 ATM. What does this mean?Your W100 watch is waterproof to a pressure of 5ATM. This means that you can swim in a pool or the sea with your watch.