Citizen 200 meters divers watch. Citizen offers different water resistant watches according to levels of resistance: non water resistant, water resistant WR50, water resistant WR100, water resistant WR200, etc. The level of water resistance determines the degree of water activity that the watch can withstand. As for Citizen 200 meters divers watch, it can be used for water sports and recreational scuba diving activities. The case is made tougher to prevent water penetration even at significant pressure conditions. However, this watch is not appropriate for saturation diving with the use of helium tanks. The 200m watches are generally stamped with “WR200” or “WR20 Bar” in the dial and/or caseback.