Third-gen watch adds 5G, satellite SOS and messaging, a bigger screen and longer battery life in same rugged design Third-gen watch adds 5G, satellite SOS and messaging, a bigger screen and longer battery life in same rugged design The Guardian’s journalism is independent. We will earn a commission if you buy something through an affiliate link. Learn more . The Guardian’s journalism is independent. We will earn a commission if you buy something through an affiliate link. Learn more . Pros: