The Offset model is water resistant to 3ATM. Your timepiece can be splashed, rained on and used during hand washing.  It should not be used for any other water activites.The Promise model is water resistant to 5ATM. Your timepiece can be splashed, rained on, used while washing your car, during cool showers and for surface swimming. It should not be used for scuba diving or deep-sea diving.The Pursuit model is water resistant to 5ATM. Your timepiece can be splashed, rained on, used while washing your car, during cool showers and for surface swimming. It should not be used for scuba diving or deep-sea diving. The Estate model is water resistant to 5ATM. Your timepiece can be splashed, rained on, used while washing your car, during cool showers and for surface swimming. It should not be used for scuba diving or deep-sea diving. The Director model is water resistant to 10ATM. Your timepiece can be splashed, rained on, used while washing your car, during cool showers and for surface swimming. It can also be used during surfing, snorkeling and spear fishing. It should not be used for scuba diving or deep-sea diving.**Additionally your timepiece should not be used in hot water or saunas, because this can wear on the gaskets that protect your timepiece.**