Watch in waterproof performance can be divided into diving watch, waterproof watch and non-waterproof watch. Please purchase and use of pre-determine the performance of your waterproof watch.

Waterproof watch on the table glass, rear cover, table, etc. of the waterproof rubber ring to achieve the appropriate standards, are usually classified according to their grade 30 meters, 50 meters, 100 meters, 200 meters, 300 meters.

30 meters water-proof means that the watch can withstand the pressure when the water depth of 30 meters and will not leak, the pressure of 30 meters water depth shall be 3 “atmosphere” or called 3 bar (bar). It can be in the diving, rain, car washing baths, the environment and will not wear leakage, do not press movement is transferred in the water.

Water watches are not in any contact with hot water, water vapor (such as hot water washing bath, sauna, etc.), because the watch waterproof apron will be affected by temperature, thermal expansion and contraction gaps appear to accelerate aging. Large temperature changes or the use of environment, so that the table in the air moisture condensation, causing water and mist condensation occur within the table. If this happens, the watch as soon as possible to professional maintenance department cleaning and maintenance.

Watches linking to remain in the normal position, screw head should be tightened up his head at water or wet dirt, you should clean it and then pull out the SLIDE to prevent the water into the ashes.

Watch waterproof apron and tables to (inclusive of water circle) based on usage should be changed regularly.