Screening carried out by Apple in August 2024 working with preproduction Apple Watch Ultra 2 (GPS + Mobile) paired having an apple iphone; all products examined with prerelease computer software. Battery life varies by use, configuration, cellular network, signal toughness, and a number of other aspects; precise results will fluctuate. https://www.jowissa.com/de-na/products/crystal-radiance-swiss-womens-watch-j5-866-s