In the summer of 2026, Samsung arrived in London with two smartwatches that quietly reveal something enduring about how premium technology is sold: the promise of a feature and the delivery of it are not always the same moment. The Galaxy Watch Ultra 2, priced at $700 and certified for diving, asks buyers to trust that its marquee capabilities will arrive later — and at an additional monthly cost — while its $379 sibling, the Watch 9, runs on identical silicon and offers the same health intelligence to anyone willing to forgo titanium and a larger battery. The gap between these two devices is