Just a few hours ago Motorola finally made the Moto G (3rd gen) official. It comes with quite a few updates compared to its predecessor, but one of the most notable new things is its IPx7 certification for water resistance. This is a first for the Moto G line, and it means the phone should withstand being submerged into up to 1m of water for up to 30 minutes without a worry. If you're wondering what actually happens when the new Moto G goes underwater, have a look at the video below. Unsurprisingly, the device continues to work even when submerged in water, just as it should. This feature isn't something you see often in this price range, so it's very good to have. On the other hand, remember that the Moto G (3rd gen) does not come with an assorted IP rating for dust resistance, which means it may not be able to withstand dust as well as it does water. That's something to keep in mind. If you can't already order a new Moto G, you'll be able to do so before the end of the day, at least in certain markets such as the US, the UK, and...
Source: http://www.gsmarena.com/see_the_moto_g_3rd_gen_go_underwater-news-13281.php