Please contact the manufacturer for more detailed Information.“ Water Resistance- Exposure to moisture may result in rust and failure of the metal and/or mechanical portions of the watch. Only watches with the words "Water Resistant’ engraved on their backs may be safely submerged in water 30M marking is OK for showering, washing, etc. 50M marking is OK for swimming and bathing. The watch will remain water resistant only as long as the crown and case remain intact. Changing your watch battery m

Do not operate buttons underwater. 3.Should moisture appear inside the watch, have it checked immediately by your dealer. Moisture can cause erosion of the metal parts of the watch. 4.The watch is designed to withstand normal use. Avoid dropping or otherwise abusing the watch. 5. Avoid exposing the watch to extreme temperatures. 6. Wipe the watch with dry, soft cloth only. Avoid direct contact with chemicals that can cause deterioration of the plastic parts of the watch. 7. Avoid wearing t