"Nixon Mission is a rugged smartwatch that’s rated for water resistance up to 100 meters (330 feet). That means you can get your notifications even while you’re surfing or snorkeling. " ...
You realize that the watch isn't magical right? So you're not getting signal under water, it's becoming...
So, you say the gear 2 has a proprietary platform, so it doesn't make the list. ... but apple watch gets top billing. ..wtf, it only works with One phone. If you don't know what proprietary means, then I don't trust this list