Apple Watch SE contains a drinking water resistance ranking of 50 meters under ISO standard 22810:2010. What this means is that it may be useful for shallow-water actions like swimming in a very pool or ocean. Apple Watch SE should not be used for scuba diving, waterskiing, or other actions https://thesocialintro.com/story2532217/the-smart-trick-of-how-to-measure-wrist-for-watch-band-that-no-one-is-discussing