We provide a free pressure testing service for all water resistant watches. We guarantee water resistance and if new seals are required they will be fitted as well.  Our battery replacements are guaranteed for 12 months.  For more detail visit us at https://www.w1watches.com/battery-replacement or contact us at 0207 734 4799 Address : 28 NEW CAVENDISH STREET, MARYLEBONE, LONDON, W1G 8TZ #WatchBatteryReplacement #Marylebone #London