He swims down, breaks the paper seal, pulls out the watch, and fits a green vented Ultra strap - all underwater. Read More on TechWhy the Watch Can Actually Handle ThisThe stunt works as demonstration rather than gimmick because the Galaxy Watch Ultra2 really does have the credentials to back it up. It's the first Galaxy Watch in the line's eight-year history to earn that last one. The Ultra2 Diving app won't be available on any other Android wearable - making the Galaxy Watch Ultra2 its sole home on that platform. His 170,000 Instagram followers follow him specifically for the kind of underwater footage that appeared in the Samsung video.